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de Moraes IML, Afonso PHA, Salvador VF, Leal LLLL, Cavalcante ASDA, Couto LFM, Heller LM, Tamiozo GL, Zapa DMB, Soares VE, Ferreira LL, Lopes WDZ. Tick fever agents in Holstein calves grazing in a tropical region: predisposing factors, impact on milk production, productivity, and role of Rhipicephalus microplus in epidemiology. Vet Parasitol 2024; 331:110290. [PMID: 39153286 DOI: 10.1016/j.vetpar.2024.110290] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/13/2024] [Revised: 08/14/2024] [Accepted: 08/14/2024] [Indexed: 08/19/2024]
Abstract
The present study aimed to evaluate under dairy farm conditions the predisposing factors, impact on milk production and productivity, and the role of Rhipicephalus microplus in the epidemiology of tick fever agents in Holstein calves grazing in a tropical region. A total of 4292 pure female Holsteins were evaluated at a commercial farm. Until April 2020, calves had contact with R. microplus for between 3 and 24 months, while after April 2020, no animal had further contact with ticks. Three times a week the rectal temperature (RT) of all animals was determined, and blood samples were collected for evaluation of tick fever (TF) agents from those that showed RT >39.3 °C. Specific treatment was performed against Anaplasma marginale, Babesia bigemina and Babesia bovis when these TF agents were diagnosed in the blood smears. The number of relapses and treatments for TF agents were sub-classified into scales (1, 2, 3, 4, 5, 6 or 7-10 treatments or relapses, and animals that received blood transfusions). Within each sub-class, the health data of calves during lactation along with productivity data were analyzed. Based in the results, whether an animal received colostrum enriched with powdered colostrum substitute, whether the animal was an embryo transfer calf, and the weight at which each calf was weaned were ascertained as factors leading to more recurrences or treatments against TF agents in post-weaned calves. On average, each recurrence of TF agents that a heifer presented between three and seven months decreased milk production by 213.5 liters in the first lactation. Calves that received a blood transfusion had lower milk production at first lactation; lower weight at first fixed-time artificial insemination (FTAI); older age at first FTAI; older age at first, second, and third calving; and delayed age at third calving by 140 days compared to the farm average. R. microplus was the main agent causing clinical cases of TF on the farm, and 10,770 treatments against TF agents were carried out when calves aged between three and seven months had contact with this tick species (2018 and 2019). When the animals no longer had contact with ticks (2022 and 2023), there were no recurrences or treatments against TF agents despite the presence on the farm of S. calcitrans, which can maintain the transmission of A. marginale to the herd.
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Affiliation(s)
- Igor Maciel Lopes de Moraes
- Center of Veterinary Parasitology, School of Veterinary and Animal Science, Federal University of Goiás, Goiânia, Goiás, Brazil
| | | | - Vanessa Ferreira Salvador
- Center of Veterinary Parasitology, School of Veterinary and Animal Science, Federal University of Goiás, Goiânia, Goiás, Brazil
| | - Luccas Lourenzzo Lima Lins Leal
- Center of Veterinary Parasitology, School of Veterinary and Animal Science, Federal University of Goiás, Goiânia, Goiás, Brazil
| | | | - Luiz Fellipe Monteiro Couto
- Center of Veterinary Parasitology, School of Veterinary and Animal Science, Federal University of Goiás, Goiânia, Goiás, Brazil
| | - Luciana Maffini Heller
- Center of Veterinary Parasitology, School of Veterinary and Animal Science, Federal University of Goiás, Goiânia, Goiás, Brazil
| | - Gabriel Lopes Tamiozo
- Center of Veterinary Parasitology, School of Veterinary and Animal Science, Federal University of Goiás, Goiânia, Goiás, Brazil
| | - Dina Maria Beltrán Zapa
- Center of Veterinary Parasitology, School of Veterinary and Animal Science, Federal University of Goiás, Goiânia, Goiás, Brazil
| | | | - Lorena Lopes Ferreira
- Department of Preventive Veterinary Medicine, School of Veterinary Medicine, Federal University of Minas Gerais, Belo Horizonte, Minas Gerais, Brazil
| | - Welber Daniel Zanetti Lopes
- Center of Veterinary Parasitology, School of Veterinary and Animal Science, Federal University of Goiás, Goiânia, Goiás, Brazil; Department of Biosciences and Technology, Institute of Tropical Pathology and Public Health, Federal University of Goiás, Goiânia, Goiás, Brazil.
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Ramos CA, Ferreira JC, Ballaben AS, Filho RACP, Darini ALDC. Analysis of antibiotic resistance in Gram-negative bacilli in wild and exotic healthy birds in Brazil: A warning sign. Vet Microbiol 2024; 296:110196. [PMID: 39067146 DOI: 10.1016/j.vetmic.2024.110196] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/16/2024] [Revised: 04/24/2024] [Accepted: 07/21/2024] [Indexed: 07/30/2024]
Abstract
Bacterial antibiotic resistance is a public health problem affecting humans and animals. This study focuses on identifying Gram-negative bacilli (GNB) (MALDI-TOF MS and Klebsiella MALDI TypeR) resistant to antimicrobials in freshly emitted feces of healthy captive and rescued wild birds from a zoo in Brazil. Birds from the zoo and rescued from sixteen different orders were investigated. Resistant bacteria from feces were selected (MacConkey agar with 2 μg/mL cefotaxime). Genomic similarity and plasmid were investigated by Pulsed-Field Gel Electrophoresis of XbaI fragments (XbaI-PFGE) and S1-PFGE. Polymerase Chain Reaction (PCR) was performed to search for beta-lactamase genes. From 80 birds included, 26 from the zoo (50 %) and 18 rescued wild birds (64 %) presented cefotaxime-resistant GNB. E. coli and Klebsiella spp were the most prevalent species. Among 65 isolates from the zoo and rescued wild birds, 75 % were considered multidrug-resistant (MDR). The majority of the isolates were extended-spectrum beta-lactamases (ESBL) producing and resistant to enrofloxacin. blaCTX-M-GROUP-1, blaTEM, and blaSHV were the most detected genes, and blaKPC was detected in K. pneumoniae complex. According to genomic similarity results, some identical profiles were found in birds with no known contact among the zoo or rescued birds. Several isolates carried one to three plasmids (15-350 kb). The presence of multidrug-resistant (MDR) isolates from healthy captive and wild birds brings novel data on the dissemination of these elements to the environment.
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Affiliation(s)
| | | | - Anelise Stella Ballaben
- São Paulo State University (UNESP), School of Agricultural and Veterinary Sciences, Jaboticabal, Brazil
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Aiewsakun P, Ruangchai W, Jaemsai B, Bodharamik T, Meemetta W, Senapin S. Whole genome sequence and characterisation of Streptococcus suis 3112, isolated from snakeskin gourami, Trichopodus pectoralis. BMC Genomics 2024; 25:808. [PMID: 39198749 PMCID: PMC11351508 DOI: 10.1186/s12864-024-10736-x] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/03/2023] [Accepted: 08/22/2024] [Indexed: 09/01/2024] Open
Abstract
BACKGROUND Streptococcus suis (S. suis) is an important swine and human pathogen. A recent study reported the first isolate of S. suis capable of infecting fish, designated as S. suis strain 3112. The bacterium was isolated from snakeskin gourami (Trichopodus pectoralis), an economically important fish species native to Southeast Asia, and it was previously shown that it can infect and cause lethal streptococcosis in the fish. RESULTS In this study, we present the complete genome of S. suis 3112. Molecular sequence analysis revealed that it belongs to serotype 6, sequence type 2340. Phylogenetic analysis showed that the bacterium clustered with healthy-pig S. suis isolates, suggestive of an ultimate swine (as opposed to human) origin of the bacterium. Two fluoroquinolone resistance genes are present in the bacterial genome, namely patA and patB. Our results showed that both genes are expressed in our bacterium, and the bacterium is resistant to norfloxacin, but is still sensitive to other fluoroquinolones, including ciprofloxacin, enrofloxacin, and sparfloxacin. Additionally, the bacterium is sensitive to β-lactams, tetracyclines, sulphonamides, and an aminoglycoside. CONCLUSIONS This study reports and describes the complete genome of S. suis 3112, the first isolate of S. suis known to infect fish, and provides further insights into the bacterial isolate, particularly regarding its drug resistance profile. These results will facilitate further investigations of the comparative genomics and pathogenic characteristics of S. suis, as well as the development of control strategies against this newly-identified fish pathogen.
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Affiliation(s)
- Pakorn Aiewsakun
- Department of Microbiology, Faculty of Science, Mahidol University, 272, Rama VI Road, Ratchathewi, Bangkok, 10400, Thailand.
- Pornchai Matangkasombut Center for Microbial Genomics, Department of Microbiology, Faculty of Science, Mahidol University, Bangkok, 10400, Thailand.
| | - Wuthiwat Ruangchai
- Pornchai Matangkasombut Center for Microbial Genomics, Department of Microbiology, Faculty of Science, Mahidol University, Bangkok, 10400, Thailand
| | - Bharkbhoom Jaemsai
- Department of Microbiology, Faculty of Science, Mahidol University, 272, Rama VI Road, Ratchathewi, Bangkok, 10400, Thailand
- Pornchai Matangkasombut Center for Microbial Genomics, Department of Microbiology, Faculty of Science, Mahidol University, Bangkok, 10400, Thailand
| | - Thavin Bodharamik
- Pornchai Matangkasombut Center for Microbial Genomics, Department of Microbiology, Faculty of Science, Mahidol University, Bangkok, 10400, Thailand
| | - Watcharachai Meemetta
- Fish Health Platform, Center of Excellence for Shrimp Molecular Biology and Biotechnology (Centex Shrimp), Faculty of Science, Mahidol University, Bangkok, 10400, Thailand
| | - Saengchan Senapin
- Fish Health Platform, Center of Excellence for Shrimp Molecular Biology and Biotechnology (Centex Shrimp), Faculty of Science, Mahidol University, Bangkok, 10400, Thailand
- National Center for Genetic Engineering and Biotechnology (BIOTEC), National Science and Technology Development Agency (NSTDA), Pathum Thani, 12120, Thailand
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Adamska O, Wnuk A, Kamińska A, Poniatowska M, Maciąg B, Kamiński M, Stolarczyk A, Matin M, Atanasov AG, Łapiński M, Jóźwik A. Melatonin supplementation counteracts fiber loss in knee ligaments of diabetes-induced rats. Front Pharmacol 2024; 15:1399719. [PMID: 39135805 PMCID: PMC11317382 DOI: 10.3389/fphar.2024.1399719] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/12/2024] [Accepted: 06/24/2024] [Indexed: 08/15/2024] Open
Abstract
Diabetes mellitus (DM) is a prevalent metabolic disease. The clinical impact of sustained hyperglycemia on ligament healing has not been well characterized. Diabetes is a known cause of macro-, microvascular, and diabetic ulcer healing difficulties among tissues. Therefore, we aimed to investigate the healing potential occurring in injured and healthy ligaments among diabetic and healthy individuals using a rat model. We hypothesize that DM may contribute to altering the knee medial collateral ligament (MCL), thus its morphology, biochemical fitness, and functionality. The study cohort consisted of 40 rats. The animals were randomized into four equal groups. Groups I and II (20 rats) received saline subcutaneously and served as controls. Groups III and IV (20 rats) were injected with a single dose of streptozotocin (STZ). All animals underwent surgery to cut the left tibial collateral ligament in the hind limb and suture it. The access site was sutured to create inflammation and study the regenerative capacities of animals with normal carbohydrate metabolism and pharmacologically induced diabetes. Each animal then underwent sham surgery to access and suture the right tibial collateral ligament in the hind limb without ligament intervention. After the animals had undergone surgeries, groups II and IV were given melatonin supplementation for 4 weeks. Rats with DM presented with more fibrosis and calcification of the MCL and decreased healing potential. Treatment with melatonin in diabetic rats mitigated alterations and improved the antioxidant status of ligaments from the diabetic group.
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Affiliation(s)
- Olga Adamska
- Department of Ophthalmology, Collegium Medicum, Cardinal Stefan Wyszynski University, Warsaw, Poland
| | - Artur Wnuk
- Hospital in Ostrow Mazowiecka, Ostrów Mazowiecka, Poland
| | - Agnieszka Kamińska
- Department of Ophthalmology, Collegium Medicum, Cardinal Stefan Wyszynski University, Warsaw, Poland
| | - Małgorzata Poniatowska
- Department of Nuclear Medicine, Pomeranian Medical University in Szczecin, Szczecin, Poland
| | - Bartosz Maciąg
- Orthopedic and Rehabilitation Department, Medical University of Warsaw, Warsaw, Poland
| | | | - Artur Stolarczyk
- Orthopedic and Rehabilitation Department, Medical University of Warsaw, Warsaw, Poland
| | - Maima Matin
- Institute of Genetics and Animal Biotechnology of the Polish Academy of Sciences, Magdalenka, Poland
| | - Atanas G. Atanasov
- Institute of Genetics and Animal Biotechnology of the Polish Academy of Sciences, Magdalenka, Poland
- Laboratory of Natural Products and Medicinal Chemistry (LNPMC), Center for Global Health Research, Saveetha Medical College and Hospital, Saveetha Institute of Medical and Technical Sciences (SIMATS), Chennai, India
- Ludwig Boltzmann Institute Digital Health and Patient Safety, Medical University of Vienna, Vienna, Austria
| | - Marcin Łapiński
- Orthopedic and Rehabilitation Department, Medical University of Warsaw, Warsaw, Poland
| | - Artur Jóźwik
- Institute of Genetics and Animal Biotechnology of the Polish Academy of Sciences, Magdalenka, Poland
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Zhu H, He J, Wu Y, Tong L, Zhang W, Zhuang L. Assessment of Global Antibiotic Exposure Risk for Crops: Incorporating Soil Adsorption via Machine Learning. ENVIRONMENTAL SCIENCE & TECHNOLOGY 2024. [PMID: 39031084 DOI: 10.1021/acs.est.4c03695] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 07/22/2024]
Abstract
The overuse and misuse of antibiotics could significantly increase their accumulation in soils. Consequently, antibiotics possibly enter food chain through crop uptake, posing a threat to global food security. Assessing the exposure risks of antibiotics for crops is crucial for addressing this global issue. In this study, we assessed global antibiotic exposure risk for crops, incorporating a machine learning adsorption model based on 4893 data sets from nine antibiotics. The optimized machine learning adsorption model, using the eXtreme Gradient Boosting algorithm and the class-specific modeling strategy, demonstrated relatively good performance. Notably, we introduced unsaturated soil conditions and considered spatiotemporal variations in soil moisture and temperature for the first time in such a risk assessment. Global distributions of antibiotic exposure risk for crops were predicted for March, June, September, and December. The results indicate that soil moisture significantly influences the exposure risk assessment. Relatively high exposure risk for crops was observed during months with colder local temperatures: generally June for the Southern Hemisphere and December for the Northern Hemisphere. The resulting map highlights high-risk agricultural regions, including southern Canada, western Russia, and southern Australia.
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Affiliation(s)
- Han Zhu
- Center for Water Resources and Environment, and Guangdong Key Laboratory of Marine Civil Engineering, School of Civil Engineering, Sun Yat-sen University, Guangzhou 510275, P. R. China
| | - Jianliang He
- Center for Water Resources and Environment, and Guangdong Key Laboratory of Marine Civil Engineering, School of Civil Engineering, Sun Yat-sen University, Guangzhou 510275, P. R. China
| | - Yanmei Wu
- Center for Water Resources and Environment, and Guangdong Key Laboratory of Marine Civil Engineering, School of Civil Engineering, Sun Yat-sen University, Guangzhou 510275, P. R. China
| | - Lizhi Tong
- National Key Laboratory of Water Environmental Simulation and Pollution Control, South China Institute of Environmental Sciences, Ministry of Ecology and Environment (MEE), Guangzhou 510655, P. R. China
| | - Weihua Zhang
- Guangdong Provincial Key Laboratory of Environmental Pollution and Remediation Technology, Guangdong Provincial Engineering Research Center for Heavy Metal Contaminated Soil Remediation, School of Environmental Science and Engineering, Sun Yat-sen University, Guangzhou 510275, P. R. China
| | - Luwen Zhuang
- Center for Water Resources and Environment, and Guangdong Key Laboratory of Marine Civil Engineering, School of Civil Engineering, Sun Yat-sen University, Guangzhou 510275, P. R. China
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García-Díez J, Moura D, Grispoldi L, Cenci-Goga B, Saraiva S, Silva F, Saraiva C, Ausina J. Salmonella spp. in Domestic Ruminants, Evaluation of Antimicrobial Resistance Based on the One Health Approach-A Systematic Review and Meta-Analysis. Vet Sci 2024; 11:315. [PMID: 39057999 PMCID: PMC11281391 DOI: 10.3390/vetsci11070315] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/30/2024] [Revised: 07/06/2024] [Accepted: 07/09/2024] [Indexed: 07/28/2024] Open
Abstract
Salmonella spp. pose a global threat as a leading cause of foodborne illnesses, particularly prevalent in the European Union (EU), where it remains the second cause of foodborne outbreaks. The emergence of antimicrobial resistance (AMR) in Salmonella spp. has become a critical concern, complicating treatment strategies and escalating the risk of severe infections. The study focuses on large and small ruminants, identifying a prevalence of Salmonella spp. in slaughterhouses and revealing varied AMR rates across antimicrobial families throughout a meta-analysis. Also, comparison with AMR in human medicine was carried out by a systematic review. The results of the present meta-analysis displayed a prevalence of Salmonella spp. in large and small ruminants at slaughterhouses of 8.01% (8.31%, cattle; 7.04%, goats; 6.12%, sheep). According to the AMR of Salmonella spp., 20, 14, and 13 out of 62 antimicrobials studied were classified as low (<5%), high (>5% but <10%), and very high (>10%), respectively. Salmonella spp. did not display AMR against aztreonam, mezlocillin, ertapenem, meropenem, cefoxitin, ceftazidime, levofloxacin, tilmicosin, linezolid, fosfomycin, furazolidone, quinupristin, trimethoprim and spectinomycin. In contrast, a prevalence of 100% of AMR has been described against ofloxacin, lincomycin, and cloxacillin. In the context of the main antibiotics used in the treatment of human salmonellosis, azithromycin was shown to have the highest resistance among Salmonella spp. isolates from humans. Regarding cephalosporins, which are also used for the treatment of salmonellosis in humans, the prevalence of Salmonella spp. resistance to this class of antibiotics was similar in both human and animal samples. Concerning quinolones, despite a heightened resistance profile in Salmonella spp. isolates from ruminant samples, there appears to be no discernible compromise to the efficacy of salmonellosis treatment in humans since lower prevalences of AMR in Salmonella spp. isolated from human specimens were observed. Although the resistance of Salmonella spp. indicates some degree of concern, most antibiotics are not used in veterinary medicine. Thus, the contribution of cattle, sheep and goats to the rise of antibiotic resistance of Salmonella spp. and its potential impact on public health appears to be relatively insignificant, due to their low prevalence in carcasses and organs. Nevertheless, the observed low prevalence of Salmonella spp. in ruminants at slaughterhouse and the correspondingly low AMR rates of Salmonella spp. to key antibiotics employed in human medicine do not indicate that ruminant livestock poses a substantial public health risk concerning the transmission of AMR. Thus, the results observed in both the meta-analysis and systematic review suggests that AMR is not solely attributed to veterinary antibiotic use but is also influenced by factors such as animal health management (i.e., biosecurity measures, prophylactic schemes) and human medicine.
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Affiliation(s)
- Juan García-Díez
- Veterinary and Animal Research Centre (CECAV), University of Trás-os-Montes e Alto Douro, Quinta de Prados, 5000-801 Vila Real, Portugal; (S.S.); (F.S.); (C.S.)
- Associate Laboratory for Animal and Veterinary Science (AL4AnimalS), 1300-477 Lisboa, Portugal
| | - Dina Moura
- Divisão de Intervenção de Alimentação e Veterinária de Vila Real e Douro Sul, Direção de Serviços de Alimentação e Veterinária da Região Norte, Direção Geral de Alimentação e Veterinária, Lugar de Codessais, 5000 Vila Real, Portugal;
| | - Luca Grispoldi
- Dipartamento di Medicina Veterinaria, Universitá degli Studi di Perugia, 06126 Perugia, Italy; (L.G.); (B.C.-G.)
| | - Beniamino Cenci-Goga
- Dipartamento di Medicina Veterinaria, Universitá degli Studi di Perugia, 06126 Perugia, Italy; (L.G.); (B.C.-G.)
- Faculty of Veterinary Science, Department of Paraclinical Sciences, University of Pretoria, Onderstepoort 0110, South Africa
| | - Sónia Saraiva
- Veterinary and Animal Research Centre (CECAV), University of Trás-os-Montes e Alto Douro, Quinta de Prados, 5000-801 Vila Real, Portugal; (S.S.); (F.S.); (C.S.)
- Associate Laboratory for Animal and Veterinary Science (AL4AnimalS), 1300-477 Lisboa, Portugal
| | - Filipe Silva
- Veterinary and Animal Research Centre (CECAV), University of Trás-os-Montes e Alto Douro, Quinta de Prados, 5000-801 Vila Real, Portugal; (S.S.); (F.S.); (C.S.)
- Associate Laboratory for Animal and Veterinary Science (AL4AnimalS), 1300-477 Lisboa, Portugal
- Department of Veterinary Sciences, School of Agricultural and Veterinary Sciences, Universidade de Trás-os-Montes e Alto Douro, Quinta de Prados, 5000-801 Vila Real, Portugal
| | - Cristina Saraiva
- Veterinary and Animal Research Centre (CECAV), University of Trás-os-Montes e Alto Douro, Quinta de Prados, 5000-801 Vila Real, Portugal; (S.S.); (F.S.); (C.S.)
- Associate Laboratory for Animal and Veterinary Science (AL4AnimalS), 1300-477 Lisboa, Portugal
- Department of Veterinary Sciences, School of Agricultural and Veterinary Sciences, Universidade de Trás-os-Montes e Alto Douro, Quinta de Prados, 5000-801 Vila Real, Portugal
| | - Juan Ausina
- Social Psychology and Methodology Department, Universidad Autónoma de Madrid, Ciudad Universitaria de Cantoblanco, 28049 Madrid, Spain;
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Wang F, Liu P, Li J, Xu S, Chen H, Xie L. Effects of four antibiotics on the photosynthetic light reactions in the green alga Chlorella pyrenoidosa. Comp Biochem Physiol C Toxicol Pharmacol 2024; 281:109927. [PMID: 38643813 DOI: 10.1016/j.cbpc.2024.109927] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/14/2024] [Revised: 04/10/2024] [Accepted: 04/16/2024] [Indexed: 04/23/2024]
Abstract
Antibiotics are ubiquitously present in aquatic environments, posing a serious ecological risk to aquatic ecosystems. However, the effects of antibiotics on the photosynthetic light reactions of freshwater algae and the underlying mechanisms are relatively less understood. In this study, the effects of 4 representative antibiotics (clarithromycin, enrofloxacin, tetracycline, and sulfamethazine) on a freshwater alga (Chlorella pyrenoidosa) and the associated mechanisms, primarily focusing on key regulators of the photosynthetic light reactions, were evaluated. Algae were exposed to different concentrations of clarithromycin (0.0-0.3 mg/L), enrofloxacin (0.0-30.0 mg/L), tetracycline (0.0-10.0 mg/L), and sulfamethazine (0.0-50.0 mg/L) for 7 days. The results showed that the 4 antibiotics inhibited the growth, the photosynthetic pigment contents, and the activity of antioxidant enzymes. In addition, exposure to clarithromycin caused a 118.4 % increase in malondialdehyde (MDA) levels at 0.3 mg/L. Furthermore, the transcripts of genes for the adenosine triphosphate (ATP) - dependent chloroplast proteases (ftsH and clpP), genes in photosystem II (psbA, psbB, and psbC), genes related to ATP synthase (atpA, atpB, and atpH), and petA (related to cytochrome b6/f complex) were altered by clarithromycin. This study contributes to a better understanding of the risk of antibiotics on primary producers in aquatic environment.
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Affiliation(s)
- Feifan Wang
- SCNU Environmental Research Institute, Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety, MOE Key Laboratory of Theoretical Chemistry of Environment, South China Normal University, Guangzhou 510006, China; School of Environment, South China Normal University, University Town, Guangzhou 510006, China
| | - Ping Liu
- SCNU Environmental Research Institute, Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety, MOE Key Laboratory of Theoretical Chemistry of Environment, South China Normal University, Guangzhou 510006, China; School of Environment, South China Normal University, University Town, Guangzhou 510006, China
| | - Jiajun Li
- SCNU Environmental Research Institute, Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety, MOE Key Laboratory of Theoretical Chemistry of Environment, South China Normal University, Guangzhou 510006, China; School of Environment, South China Normal University, University Town, Guangzhou 510006, China
| | - Siting Xu
- SCNU Environmental Research Institute, Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety, MOE Key Laboratory of Theoretical Chemistry of Environment, South China Normal University, Guangzhou 510006, China; School of Environment, South China Normal University, University Town, Guangzhou 510006, China
| | - Hongxing Chen
- SCNU Environmental Research Institute, Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety, MOE Key Laboratory of Theoretical Chemistry of Environment, South China Normal University, Guangzhou 510006, China; School of Environment, South China Normal University, University Town, Guangzhou 510006, China.
| | - Lingtian Xie
- SCNU Environmental Research Institute, Guangdong Provincial Key Laboratory of Chemical Pollution and Environmental Safety, MOE Key Laboratory of Theoretical Chemistry of Environment, South China Normal University, Guangzhou 510006, China; School of Environment, South China Normal University, University Town, Guangzhou 510006, China
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Barker EN, O'Halloran C, Gunn-Moore DA. Review canine tuberculosis - An emerging concern. Vet J 2024; 305:106111. [PMID: 38604331 DOI: 10.1016/j.tvjl.2024.106111] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/20/2023] [Revised: 03/21/2024] [Accepted: 04/08/2024] [Indexed: 04/13/2024]
Abstract
Canine mycobacterial disease was first recognised over 100 years ago but is now an emerging concern. All reported cases of tuberculous disease in dogs have been caused by infection with one of three Mycobacterium tuberculosis-complex (MTBC) organisms (M. tuberculosis, Mycobacterium bovis, and Mycobacterium microti). Molecular PCR and interferon-gamma release assays offer alternative or complementary diagnostic pathways to that of specialist culture, which is limited by availability, sensitivity, and the time it takes to get a result. Optimised triple antimicrobial protocols offer an excellent chance of a successful outcome in dogs where treatment can be considered and is attempted. In this review, the clinical presentation, diagnosis, treatment, and prognosis of canine tuberculosis are discussed.
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Affiliation(s)
- Emi N Barker
- Langford Vets, University of Bristol, Langford BS40 5DU, United Kingdom; Bristol Veterinary School, University of Bristol, Langford BS40 5DU, United Kingdom.
| | - Conor O'Halloran
- Royal (Dick) School of Veterinary Studies and The Roslin Institute, University of Edinburgh, Easter Bush Campus, Midlothian EH25 9RG, United Kingdom
| | - Danièlle A Gunn-Moore
- Royal (Dick) School of Veterinary Studies and The Roslin Institute, University of Edinburgh, Easter Bush Campus, Midlothian EH25 9RG, United Kingdom
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Mikulski D, Juśkiewicz J, Ognik K, Fotschki B, Tykałowski B, Jankowski J. Gastrointestinal response to the early administration of antimicrobial agents in growing turkeys infected with Escherichia coli. Poult Sci 2024; 103:103720. [PMID: 38652949 PMCID: PMC11063517 DOI: 10.1016/j.psj.2024.103720] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/05/2023] [Revised: 03/13/2024] [Accepted: 03/31/2024] [Indexed: 04/25/2024] Open
Abstract
This study investigated the effects of the early administration of enrofloxacin (E) or doxycycline (D) for the first 5 consecutive days of life, or the continuous administration of the coccidiostat monensin (M) throughout the rearing period on gastrointestinal function in turkeys infected with avian pathogenic Escherichia coli (APEC) in an early or later stage of rearing. Experiment 1 lasted 21 d, and turkeys in groups E, D, and M were infected with APEC on d 15. Experiment 2 lasted 56 d, and it had a factorial arrangement of treatments where birds in groups E, D, and M were infected with APEC on d 15 or d 50. In both experiments, control groups (C) consisted of infected and uninfected birds without antibiotic or coccidiostat administration. On d 21 (Experiment 1) and d 56 (Experiment 2), 8 birds from each subgroup were killed, and the ileal and cecal digesta were sampled to analyze the activity of bacterial enzymes and the concentrations of short-chain fatty acids (SCFA). The experimental treatments did not affect the final body weight or body weight gain of birds. Both experiments demonstrated that APEC contributed to an increase in ammonia levels of the cecal digesta (means from 2 experiments: 0.311 vs. 0.225 mg/g in uninfected birds) and ileal pH (6.79 vs. 6.00) and viscosity (2.43 vs. 1.83 mPa⋅s). Moreover, the E. coli challenge enhanced the extracellular activity of several cecal bacterial enzymes, especially in older turkeys infected with APEC in a later stage of life. The continuous administration of monensin throughout the rearing period resulted in a weaker gastrointestinal response in older birds, compared with the other 2 antibiotics administered for the first 5 d of life. The results of the study are inconclusive as both desirable and undesirable effects of preventive early short-term antibiotic therapy were observed in turkeys, including normalization of ileal viscosity and cecal ammonia concentration (positive effect), and disruption in cecal SCFA production (negative effect).
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Affiliation(s)
- Dariusz Mikulski
- Department of Poultry Science and Apiculture, University of Warmia and Mazury in Olsztyn, Olsztyn 10-719, Poland
| | - Jerzy Juśkiewicz
- Institute of Animal Reproduction and Food Research of Polish Academy of Sciences, 10-748 Olsztyn, Poland.
| | - Katarzyna Ognik
- Department of Biochemistry and Toxicology, University of Life Sciences, Lublin 20-950, Poland
| | - Bartosz Fotschki
- Institute of Animal Reproduction and Food Research of Polish Academy of Sciences, 10-748 Olsztyn, Poland
| | - Bartłomiej Tykałowski
- Department of Poultry Diseases, Faculty of Veterinary Medicine, University of Warmia and Mazury in Olsztyn, Olsztyn 10-719, Poland
| | - Jan Jankowski
- Department of Poultry Science and Apiculture, University of Warmia and Mazury in Olsztyn, Olsztyn 10-719, Poland
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10
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Tomczyk A, Vitková J, Botková N, Siryk O, Kondracki B, Szewczuk-Karpisz K. Ammonia hydroxide and citric acid modified wheat straw-biochars: Preparation, characterization, and environmental applications. CHEMOSPHERE 2024; 356:141916. [PMID: 38583536 DOI: 10.1016/j.chemosphere.2024.141916] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/28/2023] [Revised: 03/20/2024] [Accepted: 04/04/2024] [Indexed: 04/09/2024]
Abstract
This study presents an assessment of inorganic and organic modification of biochar on physicochemical properties, dissolved organic carbon (DOC) release, sorption efficiency towards enrofloxacin (E) and silver nanoparticles (Ag-NPs), as well as an evaluation of addition of prepared materials on hydro-physical properties and adsorption capacity of montmorillonite (M). The biochar was derived from wheat straw at 650 °C. An inorganic modification was performed using ammonia hydroxide, whereas an organic modification, using citric acid. The ammonia hydroxide and citric acid changed the biochar nature and surface chemistry by introducing amino and ester groups. The lowest DOC release was from ammonia-biochar (BCN) and the highest, from citric acid-biochar (BCC). The adsorption data were better described by pseudo-II order equation and Marczewski-Jaroniec isotherm. Results showed that BCN exhibited the highest efficiency in adsorption of E and Ag-NPs. It also improved the adsorptive abilities and saturated hydraulic conductivity of M. This provides the chemically modified biochars have an excellent potential to improve pollution removal from aqueous media and hydro-physical/sorption properties of soil sorption complex. They can be used with advantageous in environmental applications.
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Affiliation(s)
- Agnieszka Tomczyk
- Institute of Agrophysics, Polish Academy of Sciences, Doświadczalna 4, 20-290, Lublin, Poland.
| | - Justína Vitková
- Institute of Hydrology, Slovak Academy of Sciences, Dúbravská cesta 9, 841 04, Bratislava, Slovakia
| | - Natália Botková
- Institute of Hydrology, Slovak Academy of Sciences, Dúbravská cesta 9, 841 04, Bratislava, Slovakia; Institute of Landscape Engineering, Faculty of Horticulture and Landscape Engineering, Slovak University of Agriculture, Hospodárska 7, 949 76, Nitra, Slovakia
| | - Olena Siryk
- Institute of Agrophysics, Polish Academy of Sciences, Doświadczalna 4, 20-290, Lublin, Poland
| | - Bartosz Kondracki
- Chair and Department of Cardiology, Medical University in Lublin, Jaczewskiego 8 (SPSK Nr 4), 20-954, Lublin, Poland
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11
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Rauseo J, Spataro F, Pescatore T, Patrolecco L. Multiresidue determination and predicted risk assessment of emerging contaminants in sediments from Kongsfjorden, Svalbard. THE SCIENCE OF THE TOTAL ENVIRONMENT 2024; 922:171156. [PMID: 38417527 DOI: 10.1016/j.scitotenv.2024.171156] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/13/2023] [Revised: 02/19/2024] [Accepted: 02/19/2024] [Indexed: 03/01/2024]
Abstract
The present work provides the first data on the occurrence of different classes of pharmaceuticals and personal care products (PPCPs) in surface marine sediments from an Arctic fjord (Kongsfjorden, Svalbard Islands, Norway). The target compounds included: ciprofloxacin; enrofloxacin; amoxicillin; erythromycin; sulfamethoxazole; carbamazepine; diclofenac; ibuprofen; acetylsalicylic acid; paracetamol; caffeine; triclosan; N,N-diethyl-meta-toluamide; 17β-estradiol; 17α-ethinyl estradiol and estrone. Sampling was performed in the late summer, when high sedimentation rates occur, and over 5 years (2018-2022). Based on the environmental concentrations (MECs) found of emerging contaminants and the relative predicted no-effect concentrations (PNECs), an environmental risk assessment (ERA) for sediments was performed, including the estimation of the Risk Quotients (RQs) of selection and propagation of antimicrobial resistance (AMR) in this Arctic marine ecosystem. Sediments were extracted by Pressurized Liquid Extraction (PLE) and the extracts were purified by Solid Phase Extraction (SPE). Analytical determination was conducted with liquid chromatography-high-resolution mass spectrometry (HPLC-HRMS). PPCPs were detected in the sediments along the fjord in all the years investigated, with overall concentrations similar in most cases to those reported in urbanized areas of the planet and ranging from a minimum of 6.85 ng/g for triclosan to a maximum of 684.5 ng/g for ciprofloxacin. This latter was the only antibiotic detected but was the most abundant compound (32 %) followed by antipyretics (16 %), hormones (14 %), anti-inflammatories (13 %), insect repellents (11 %), stimulants (9 %), and disinfectants (5 %). Highest concentrations of all PPCPs detected were found close to the Ny-Ålesund research village, where human activities and the lack of appropriate wastewater treatment technologies were recognized as primary causes of local contamination. Finally, due to the presence in the sediments of the PPCPs investigated, the ERA highlights a medium (0.1 < RQ < 1) to high risk (RQ > 1) for organisms living in this Arctic marine ecosystem, including high risk of the spread of AMR.
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Affiliation(s)
- Jasmin Rauseo
- Institute of Polar Sciences, National Research Council (ISP-CNR), Strada Provinciale 35d, km 0.700, 00010 Montelibretti, Rome, Italy
| | - Francesca Spataro
- Institute of Polar Sciences, National Research Council (ISP-CNR), Strada Provinciale 35d, km 0.700, 00010 Montelibretti, Rome, Italy.
| | - Tanita Pescatore
- Institute of Polar Sciences, National Research Council (ISP-CNR), Strada Provinciale 35d, km 0.700, 00010 Montelibretti, Rome, Italy
| | - Luisa Patrolecco
- Institute of Polar Sciences, National Research Council (ISP-CNR), Strada Provinciale 35d, km 0.700, 00010 Montelibretti, Rome, Italy
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12
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Teglia CM, Hadad HR, Uberti-Manassero N, Siano ÁS, Repetti MR, Goicoechea HC, Culzoni MJ, Maine MA. Removal of enrofloxacin using Eichhornia crassipes in microcosm wetlands. ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH INTERNATIONAL 2024; 31:14845-14857. [PMID: 38285256 DOI: 10.1007/s11356-024-32146-y] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/29/2023] [Accepted: 01/18/2024] [Indexed: 01/30/2024]
Abstract
The global consumption of antibiotics leads to their possible occurrence in the environment. In this context, nature-based solutions (NBS) can be used to sustainably manage and restore natural and modified ecosystems. In this work, we studied the efficiency of the NBS free-water surface wetlands (FWSWs) using Eichhornia crassipes in microcosm for enrofloxacin removal. We also explored the behavior of enrofloxacin in the system, its accumulation and distribution in plant tissues, the detoxification mechanisms, and the possible effects on plant growth. Enrofloxacin was initially taken up by E. crassipes (first 100 h). Notably, it accumulated in the sediment at the end of the experimental time. Removal rates above 94% were obtained in systems with sediment and sediment + E. crassipes. In addition, enrofloxacin was found in leaves, petioles, and roots (8.8-23.6 µg, 11-78.3 µg, and 10.2-70.7 µg, respectively). Furthermore, enrofloxacin, the main degradation product (ciprofloxacin), and other degradation products were quantified in the tissues and chlorosis was observed on days 5 and 9. Finally, the degradation products of enrofloxacin were analyzed, and four possible metabolic pathways of enrofloxacin in E. crassipes were described.
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Affiliation(s)
- Carla M Teglia
- Laboratorio de Desarrollo Analítico y Quimiometría (LADAQ), Cátedra de Química Analítica I, Facultad de Bioquímica y Ciencias Biológicas, Universidad Nacional del Litoral, Ciudad Universitaria, 3000, Santa Fe, Argentina.
- Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Buenos Aires, Argentina.
| | - Hernán R Hadad
- Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Buenos Aires, Argentina
- Laboratorio de Química Analítica Ambiental, Instituto de Química Aplicada del Litoral (IQAL, CONICET-UNL), Facultad de Ingeniería Química, Universidad Nacional del Litoral (UNL), Santiago del Estero 2829, 3000, Santa Fe, Argentina
| | - Nora Uberti-Manassero
- Cátedra de Biología Molecular, Facultad de Ciencias Agrarias, Universidad Nacional del Litoral, Kreder 2805, Esperanza, Santa Fe, Argentina
| | - Álvaro S Siano
- Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Buenos Aires, Argentina
- Laboratorio de Péptidos Bioactivos (LPB), Departamento de Química Orgánica, Facultad de Bioquímica y Ciencias Biológicas, Universidad Nacional del Litoral, Ciudad Universitaria, 3000, Santa Fe, Argentina
| | - María R Repetti
- Facultad de Ingeniería Química, Programa de Investigación y Análisis de Residuos y Contaminantes Químicos, Universidad Nacional del Litoral, Santa Fe, Argentina
| | - Héctor C Goicoechea
- Laboratorio de Desarrollo Analítico y Quimiometría (LADAQ), Cátedra de Química Analítica I, Facultad de Bioquímica y Ciencias Biológicas, Universidad Nacional del Litoral, Ciudad Universitaria, 3000, Santa Fe, Argentina
- Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Buenos Aires, Argentina
| | - María J Culzoni
- Laboratorio de Desarrollo Analítico y Quimiometría (LADAQ), Cátedra de Química Analítica I, Facultad de Bioquímica y Ciencias Biológicas, Universidad Nacional del Litoral, Ciudad Universitaria, 3000, Santa Fe, Argentina
- Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Buenos Aires, Argentina
| | - María A Maine
- Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Buenos Aires, Argentina
- Laboratorio de Química Analítica Ambiental, Instituto de Química Aplicada del Litoral (IQAL, CONICET-UNL), Facultad de Ingeniería Química, Universidad Nacional del Litoral (UNL), Santiago del Estero 2829, 3000, Santa Fe, Argentina
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13
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Jia B, Zhao Y, Deng J, Chen S, Li C, Qi B, Hu X, Li L. Enrofloxacin pharmacokinetics in yellow catfish (Pelteobagrus fulvidraco): A comparative analysis of oral, intramuscular, and bath administration. J Vet Pharmacol Ther 2024. [PMID: 38189474 DOI: 10.1111/jvp.13425] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/30/2023] [Revised: 12/29/2023] [Accepted: 12/30/2023] [Indexed: 01/09/2024]
Abstract
Enrofloxacin (ENR) residues in yellow catfish (Pelteobagrus fulvidraco) often exceed the standard due to excessive use. This study explored the pharmacokinetics of ENR and its metabolite ciprofloxacin (CIP) in yellow catfish following a single dose of 10 mg/kg body weight via intramuscular injection (IM), oral gavage (PO), or a 5-h drug bath at 10 mg/L and 25°C. High-performance liquid chromatography-mass spectrometry was used to determine the ENR and CIP concentrations in various tissues. The highest ENR concentration occurred with IM administration, peaking at 4.124 mg/L in the plasma, 8.359 mg/kg in the kidney, 6.272 mg/kg in the liver, and 5.192 mg/kg in the muscle. However, PO administration resulted in the longest metabolic time, with elimination half-lives of 56.47 h in plasma, 86.43 h in the kidney, 76.25 h in the liver, and 64.75 h in muscle. Additionally, the area under the concentration-time curve values for IM, PO, and bath administration in yellow catfish plasma were 108.36, 88.96, and 22.08 mg·h/L, respectively. These results indicate the effectiveness of all three administration methods in treating bacterial diseases in yellow catfish. The selection of an appropriate administration method depends on the minimal inhibitory concentration of ENR against pathogenic bacteria. Yellow catfish subjected to PO and IM administration require longer resting periods before they can be marketed than those receiving drug bath administration.
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Affiliation(s)
- Bofan Jia
- College of Food, Shanghai Ocean University, Shanghai, China
- Key Laboratory of Aquatic Product Processing, Ministry of Agriculture and Rural Affairs, National Aquatic Product Processing Technology R&D Center, South China Sea Fisheries Research Institute, China Academy of Fisheries Science, Guangzhou, China
| | - Yang Zhao
- College of Food, Shanghai Ocean University, Shanghai, China
- Key Laboratory of Aquatic Product Processing, Ministry of Agriculture and Rural Affairs, National Aquatic Product Processing Technology R&D Center, South China Sea Fisheries Research Institute, China Academy of Fisheries Science, Guangzhou, China
| | - Jianchao Deng
- Key Laboratory of Aquatic Product Processing, Ministry of Agriculture and Rural Affairs, National Aquatic Product Processing Technology R&D Center, South China Sea Fisheries Research Institute, China Academy of Fisheries Science, Guangzhou, China
| | - Shengjun Chen
- Key Laboratory of Aquatic Product Processing, Ministry of Agriculture and Rural Affairs, National Aquatic Product Processing Technology R&D Center, South China Sea Fisheries Research Institute, China Academy of Fisheries Science, Guangzhou, China
| | - Chunsheng Li
- Key Laboratory of Aquatic Product Processing, Ministry of Agriculture and Rural Affairs, National Aquatic Product Processing Technology R&D Center, South China Sea Fisheries Research Institute, China Academy of Fisheries Science, Guangzhou, China
| | - Bo Qi
- Key Laboratory of Aquatic Product Processing, Ministry of Agriculture and Rural Affairs, National Aquatic Product Processing Technology R&D Center, South China Sea Fisheries Research Institute, China Academy of Fisheries Science, Guangzhou, China
| | - Xiao Hu
- Key Laboratory of Aquatic Product Processing, Ministry of Agriculture and Rural Affairs, National Aquatic Product Processing Technology R&D Center, South China Sea Fisheries Research Institute, China Academy of Fisheries Science, Guangzhou, China
| | - Laihao Li
- Key Laboratory of Aquatic Product Processing, Ministry of Agriculture and Rural Affairs, National Aquatic Product Processing Technology R&D Center, South China Sea Fisheries Research Institute, China Academy of Fisheries Science, Guangzhou, China
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Farhat M, Khayi S, Berrada J, Mouahid M, Ameur N, El-Adawy H, Fellahi S. Salmonella enterica Serovar Gallinarum Biovars Pullorum and Gallinarum in Poultry: Review of Pathogenesis, Antibiotic Resistance, Diagnosis and Control in the Genomic Era. Antibiotics (Basel) 2023; 13:23. [PMID: 38247582 PMCID: PMC10812584 DOI: 10.3390/antibiotics13010023] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/25/2023] [Revised: 11/18/2023] [Accepted: 12/12/2023] [Indexed: 01/23/2024] Open
Abstract
Salmonella enterica subsp. enterica serovar Gallinarum (SG) has two distinct biovars, Pullorum and Gallinarum. They are bacterial pathogens that exhibit host specificity for poultry and aquatic birds, causing severe systemic diseases known as fowl typhoid (FT) and Pullorum disease (PD), respectively. The virulence mechanisms of biovars Gallinarum and Pullorum are multifactorial, involving a variety of genes and pathways that contribute to their pathogenicity. In addition, these serovars have developed resistance to various antimicrobial agents, leading to the emergence of multidrug-resistant strains. Due to their economic and public health significance, rapid and accurate diagnosis is crucial for effective control and prevention of these diseases. Conventional methods, such as bacterial culture and serological tests, have been used for screening and diagnosis. However, molecular-based methods are becoming increasingly important due to their rapidity, high sensitivity, and specificity, opening new horizons for the development of innovative approaches to control FT and PD. The aim of this review is to highlight the current state of knowledge on biovars Gallinarum and Pullorum, emphasizing the importance of continued research into their pathogenesis, drug resistance and diagnosis to better understand and control these pathogens in poultry farms.
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Affiliation(s)
- Mouad Farhat
- Department of Veterinary Pathology and Public Health, Agronomy and Veterinary Institute Hassan II, BP 6202, Rabat 10000, Morocco; (M.F.); (J.B.)
| | - Slimane Khayi
- Biotechnology Research Unit, Regional Center of Agricultural Research of Rabat, National Institute of Agricultural Research, Avenue Ennasr, Rabat Principale, BP 415, Rabat 10090, Morocco;
| | - Jaouad Berrada
- Department of Veterinary Pathology and Public Health, Agronomy and Veterinary Institute Hassan II, BP 6202, Rabat 10000, Morocco; (M.F.); (J.B.)
| | | | - Najia Ameur
- Department of Food Microbiology and Hygiene, National Institute of Hygiene. Av. Ibn Batouta, 27, BP 769, Rabat 10000, Morocco;
| | - Hosny El-Adawy
- Institute of Bacterial Infections and Zoonoses, Friedrich-Loeffler-Institut, 07743 Jena, Germany;
- Faculty of Veterinary Medicine, Kafrelsheikh University, Kafr El-Sheikh 35516, Egypt
| | - Siham Fellahi
- Department of Veterinary Pathology and Public Health, Agronomy and Veterinary Institute Hassan II, BP 6202, Rabat 10000, Morocco; (M.F.); (J.B.)
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15
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Kisoo L, Muloi DM, Oguta W, Ronoh D, Kirwa L, Akoko J, Fèvre EM, Moodley A, Wambua L. Practices and drivers for antibiotic use in cattle production systems in Kenya. One Health 2023; 17:100646. [PMID: 38024269 PMCID: PMC10665206 DOI: 10.1016/j.onehlt.2023.100646] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/29/2023] [Revised: 10/23/2023] [Accepted: 10/26/2023] [Indexed: 12/01/2023] Open
Abstract
Understanding antibiotic use in livestock systems is key in combating antimicrobial resistance (AMR) and developing effective interventions. Using a standardised questionnaire, we investigated the patterns and drivers of antibiotic use in 165 cattle farms across the three major cattle production systems in Kenya: intensive, extensive, and semi-intensive systems across in three counties: Machakos, Makueni and Narok in Kenya. We used a causal diagram to inform regression models to explore the drivers of antibiotic use in the study farms. Antibiotic use was reported in 92.7% of farms, primarily for prophylactic purposes. Oxytetracycline, penicillin, and streptomycin were the most used antibiotics to treat and control the most reported diseases including mastitis, diarrhoea and East Coast fever (ECF). Regression analysis indicated a positive association between the frequency of antibiotic use at the farm level and both disease incidence and herd size. Conversely, farms that provided cattle with appropriate housing were less likely to use antibiotics, and there was no difference in antibiotic use between those who consulted with veterinarians or sourced antibiotics directly from animal health providers. Our study highlights the complexities around understanding the interplay between practices and drivers of antibiotic use. It also underscores the necessity to enhance education regarding the appropriate usage of antibiotics among cattle farmers, encourage the adoption of proper herd management practices which may reduce disease burden, and reinforce veterinary services and supportive legislation to promote the prudent use of antimicrobials.
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Affiliation(s)
- Lydiah Kisoo
- Animal and Human Health Department, International Livestock Research Institute, Nairobi, Kenya
- Institute of Infection, Veterinary and Ecological Sciences, University of Liverpool, Neston, United Kingdom
| | - Dishon M. Muloi
- Animal and Human Health Department, International Livestock Research Institute, Nairobi, Kenya
- Institute of Infection, Veterinary and Ecological Sciences, University of Liverpool, Neston, United Kingdom
| | - Walter Oguta
- Animal and Human Health Department, International Livestock Research Institute, Nairobi, Kenya
| | - Daisy Ronoh
- Animal and Human Health Department, International Livestock Research Institute, Nairobi, Kenya
| | - Lynn Kirwa
- Animal and Human Health Department, International Livestock Research Institute, Nairobi, Kenya
| | - James Akoko
- Animal and Human Health Department, International Livestock Research Institute, Nairobi, Kenya
| | - Eric M. Fèvre
- Animal and Human Health Department, International Livestock Research Institute, Nairobi, Kenya
- Institute of Infection, Veterinary and Ecological Sciences, University of Liverpool, Neston, United Kingdom
| | - Arshnee Moodley
- Animal and Human Health Department, International Livestock Research Institute, Nairobi, Kenya
- Department of Veterinary and Animal Sciences, University of Copenhagen, Frederiksberg C, Denmark
| | - Lillian Wambua
- Animal and Human Health Department, International Livestock Research Institute, Nairobi, Kenya
- World Organization for Animal Health, Sub-Regional Representation for East Africa, Kenya
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Yang L, Lyu J, Zhang L, Wang L, Yu J, Cao Z, Tudi M, Meng M. Spatial distribution of antibiotics and antibiotic resistance genes in tidal flat reclamation areas in China. ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH INTERNATIONAL 2023; 30:112863-112876. [PMID: 37843708 DOI: 10.1007/s11356-023-30087-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/29/2023] [Accepted: 09/21/2023] [Indexed: 10/17/2023]
Abstract
Tidal flat areas are important resources for land development and are becoming antibiotic resistance receivers that trigger major health concerns. The spatial distributions of forty-nine antibiotics, nine antibiotic resistance genes (ARGs), one mobile gene element (MGE) gene, and nine available metals in the soils and sediments along the coastlines of the Yellow Sea in China were quantified. Hierarchical linear model analysis was used to explore relationships between the antibiotics and ARGs across multiple effects resulting from human activities and environmental factors. Fish farm sediments and farmland soils showed high levels of quinolones (QNs) (maximum 637 ng·g-1), sulfonamides (SAs) (maximum 221 ng·g-1), and corresponding ARGs. Significant positive correlations (P from 5.47 × 10-14 to 0.0487) were observed between the antibiotics (QNs, SAs, and chlortetracycline) and their corresponding ARGs (qnrA, qnrD, aac(6')-Ib-cr, dfrA, sul2, and tetA), indicating the selective pressure from antibiotics in soils and sediments. Nine available metals had positive correlations with at least one ARG, indicating heavy metal pollution could enhance the ARGs. Sheep and poultry husbandry and marine aquaculture contribute the most to the antibiotic resistance in the coastlines. In conclusion, antibiotic pollutions have promoting effects at sub-inhibitory concentrations and more attention should be given to inhibit the enrichment of ARGs during tidal flat reclamation processes. The study also suggests the induction effects from metal pollutions, MGE spread, and the antibiotic pollutions from the usage in livestock and aquaculture.
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Affiliation(s)
- Linsheng Yang
- Key Laboratory of Land Surface Pattern and Simulation, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, No.11 Datun Road, Beijing, 100101, China
- University of Chinese Academy of Sciences, No.1 Yanqihu East Road, Beijing, 101408, China
| | - Jia Lyu
- Key Laboratory of Land Surface Pattern and Simulation, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, No.11 Datun Road, Beijing, 100101, China
- University of Chinese Academy of Sciences, No.1 Yanqihu East Road, Beijing, 101408, China
- China CDC Key Laboratory of Environment and Population Health, National Institute of Environmental Health, Chinese Center for Disease Control and Prevention, No. 29 Nanwei Road, Beijing, 100050, China
| | - Lan Zhang
- China CDC Key Laboratory of Environment and Population Health, National Institute of Environmental Health, Chinese Center for Disease Control and Prevention, No. 29 Nanwei Road, Beijing, 100050, China
| | - Li Wang
- Key Laboratory of Land Surface Pattern and Simulation, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, No.11 Datun Road, Beijing, 100101, China.
| | - Jiangping Yu
- Key Laboratory of Land Surface Pattern and Simulation, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, No.11 Datun Road, Beijing, 100101, China
| | - Zhiqiang Cao
- Key Laboratory of Land Surface Pattern and Simulation, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, No.11 Datun Road, Beijing, 100101, China
| | - Muyesaier Tudi
- Key Laboratory of Land Surface Pattern and Simulation, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, No.11 Datun Road, Beijing, 100101, China
- School of Engineering and Built Environment, Griffith University, Brisbane, QLD, 4111, Australia
| | - Min Meng
- Department of Environment and Health, School of Public Health, Cheeloo College of Medicine, Shandong University, No.27 Shanda Nanlu, Jinan, 250100, China
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Mundhenke TF, Bhat AP, Pomerantz WCK, Arnold WA. Photolysis Products of Fluorinated Pharmaceuticals: A Combined Fluorine Nuclear Magnetic Resonance Spectroscopy and Mass Spectrometry Approach. ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY 2023. [PMID: 37861370 DOI: 10.1002/etc.5773] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/24/2023] [Revised: 09/26/2023] [Accepted: 10/17/2023] [Indexed: 10/21/2023]
Abstract
The aqueous photolysis of four pharmaceuticals with varying fluorinated functional groups was assessed under neutral, alkaline, advanced oxidation, and advanced reduction conditions with varying light sources. Solar simulator quantum yields were 2.21 × 10-1 mol Ei-1 for enrofloxacin, 9.36 × 10-3 mol Ei-1 for voriconazole, and 1.49 × 10-2 mol Ei-1 for flecainide. Florfenicol direct photolysis was slow, taking 150 h for three degradation half-lives. Bimolecular rate constants between pharmaceuticals and hydroxyl radicals were 109 to 1010 M-1 s-1 . Using a combined quantitative fluorine nuclear magnetic resonance spectroscopy (19 F-NMR) and mass spectrometry approach, fluorine mass balances and photolysis product structures were elucidated. Enrofloxacin formed a variety of short-lived fluorinated intermediates that retained the aryl F motif. Extended photolysis time led to complete aryl F mineralization to fluoride. The aliphatic F moiety on florfenicol was also mineralized to fluoride, but the resulting product was a known antibiotic (thiamphenicol). For voriconazole, the two aryl Fs contributed more to fluoride production compared with the heteroaromatic F, indicating higher stability of the heteroaromatic F motif. The two aliphatic CF3 moieties in the flecainide structure remained intact under all conditions, further supporting the stability of these moieties found in per- and polyfluoroalkyl substances under a variety of conditions. The advanced treatment conditions generating hydroxyl radicals or hydrated electrons accelerated the degradation, but not the defluorination, of flecainide. The combination of 19 F-NMR and mass spectrometry proved powerful in allowing identification of fluorinated products and verifying the functional groups present in the intermediates and products. The results found in the present study will aid in the understanding of which fluorinated functional groups should be incorporated into pharmaceuticals to ensure organofluorine byproducts are not formed in the environment and help determine the water-treatment processes that effectively remove specific pharmaceuticals and more generally fluorinated motifs. Environ Toxicol Chem 2023;00:1-12. © 2023 The Authors. Environmental Toxicology and Chemistry published by Wiley Periodicals LLC on behalf of SETAC.
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Affiliation(s)
- Thomas F Mundhenke
- Department of Civil, Environmental, and Geo- Engineering, University of Minnesota, Minneapolis, Minnesota, USA
| | - Akash P Bhat
- Department of Civil, Environmental, and Geo- Engineering, University of Minnesota, Minneapolis, Minnesota, USA
| | | | - William A Arnold
- Department of Civil, Environmental, and Geo- Engineering, University of Minnesota, Minneapolis, Minnesota, USA
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SHIMADA S, ABOUBAKR M, ELBADAWY M, USUI T, SASAKI K, SHIMODA M. Biliary excretion and pharmacokinetics of several fluoroquinolones after intravenous injection in rabbits. J Vet Med Sci 2023; 85:1099-1105. [PMID: 37635088 PMCID: PMC10600534 DOI: 10.1292/jvms.23-0246] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/14/2023] [Accepted: 08/09/2023] [Indexed: 08/29/2023] Open
Abstract
The aim of this study was to measure the concentrations of enrofloxacin (ERFX) and other fluoroquinolones; orbifloxacin (OBFX), marbofloxacin (MBFX), and ofloxacin (OFLX) in the plasma and bile of rabbits after a single intravenous (IV) injection. Twenty male rabbits were divided into four groups and given each drug by IV injection into the ear vein at a dose of 5.0 mg/kg BW. The concentration of ERFX, ciprofloxacin (CPFX), OBFX, MBFX and OFLX in plasma and bile were determined by HPLC. CPFX, metabolite of ERFX, was also measured by HPLC in plasma and bile of rabbits receiving ERFX. Several pharmacokinetic parameters in plasma were calculated and biliary clearance (CLbile) was calculated from extent of biliary excretion and accumulation of AUC of each drug. After IV injection, elimination half-life (t1/2β) was 4.13, 3.68, 6.60, 5.14 hr; volume of distribution at a steady state (Vdss) was 1.24, 0.503, 0.771, 1.02 L/kg; and total body clearance (CLtot) was 1.05, 0.418, 0.271, 0.453 L/kg/hr, respectively. The values for CLbile for ERFX, OBFX, MBFX, and OFLX were 0.0048, 0.0050, 0.0057, and 0.0094 L/kg/hr, respectively. These values represent 0.48%, 1.2%, 2.1%, and 2.3% of the total body clearance (CLtot) of each drug, respectively. The biliary clearance of CPFX was also measured and found to be 0.0199 L/kg/hr with ERFX administration. The results showed that ERFX, OBFX, MBFX, and OFLX were not excreted into the bile to a significant extent, making them safe drugs to use in rabbits.
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Affiliation(s)
- Sumire SHIMADA
- Laboratory of Veterinary Pharmacology, Cooperative
Department of Veterinary Medicine, Tokyo University of Agriculture and Technology, Tokyo,
Japan
| | - Mohamed ABOUBAKR
- Laboratory of Veterinary Pharmacology, Cooperative
Department of Veterinary Medicine, Tokyo University of Agriculture and Technology, Tokyo,
Japan
- Department of Pharmacology, Faculty of Veterinary Medicine,
Benha University, Elqaliobiya, Egypt
| | - Mohamed ELBADAWY
- Laboratory of Veterinary Pharmacology, Cooperative
Department of Veterinary Medicine, Tokyo University of Agriculture and Technology, Tokyo,
Japan
- Department of Pharmacology, Faculty of Veterinary Medicine,
Benha University, Elqaliobiya, Egypt
| | - Tatsuya USUI
- Laboratory of Veterinary Pharmacology, Cooperative
Department of Veterinary Medicine, Tokyo University of Agriculture and Technology, Tokyo,
Japan
| | - Kazuaki SASAKI
- Laboratory of Veterinary Pharmacology, Cooperative
Department of Veterinary Medicine, Tokyo University of Agriculture and Technology, Tokyo,
Japan
| | - Minoru SHIMODA
- Laboratory of Veterinary Pharmacology, Cooperative
Department of Veterinary Medicine, Tokyo University of Agriculture and Technology, Tokyo,
Japan
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Narciso A, Barra Caracciolo A, Grenni P, Rauseo J, Patrolecco L, Spataro F, Mariani L. Application of the Aliivibrio fischeri bacterium bioassay for assessing single and mixture effects of antibiotics and copper. FEMS Microbiol Ecol 2023; 99:fiad125. [PMID: 37822015 DOI: 10.1093/femsec/fiad125] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/11/2023] [Revised: 10/04/2023] [Accepted: 10/10/2023] [Indexed: 10/13/2023] Open
Abstract
The Aliivibrio fischeri bioassay was successfully applied in order to evaluate the acute effect of sulfamethoxazole (SMX), ciprofloxacin (CIP), chlortetracycline (CTC) and copper (Cu), alone or in binary, ternary, and overall mixture. The toxicity results are reported in terms of both effective concentrations, which inhibited 50% of the bacterium bioluminescence (EC50%), and in Toxic Units (TUs). The TUs were compared with predicted values obtained using the Concentration Addition model (CA). Finally, the toxicity of water extracts from a soil contaminated by the three antibiotics (7 mg Kg-1 each) in the presence/absence of copper (30 mg Kg-1) was also evaluated. Copper was the most toxic chemical (EC50: 0.78 mg L-1), followed by CTC (EC50: 3.64 mg L-1), CIP (96 mg L-1) and SMX (196 mg L-1). Comparing the TU and CA values of the mixtures, additive effects were generally found. However, a synergic action was recorded in the case of the CIP+Cu co-presence and antagonistic effects in the case of CTC+Cu and the ternary mixture (containing each antibiotic at 0.7 mg L-1), were identified. Soil water extracts did not show any toxicity, demonstrating the buffering ability of the soil to immobilize these chemicals.
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Affiliation(s)
- Alessandra Narciso
- Water Research Institute, National Research Council (IRSA-CNR), SP 35d, km 0.7 Montelibretti 00010 (Rome), Italy
- Department of Ecological and Biological Sciences, Tuscia University, Largo dell'Università s.n.c., 01100 Viterbo, Italy
| | - Anna Barra Caracciolo
- Water Research Institute, National Research Council (IRSA-CNR), SP 35d, km 0.7 Montelibretti 00010 (Rome), Italy
| | - Paola Grenni
- Water Research Institute, National Research Council (IRSA-CNR), SP 35d, km 0.7 Montelibretti 00010 (Rome), Italy
| | - Jasmin Rauseo
- Institute of Polar Sciences - National Research Council (ISP-CNR), SP 35d, km 0.7 Montelibretti 00010 (Rome), Italy
| | - Luisa Patrolecco
- Institute of Polar Sciences - National Research Council (ISP-CNR), SP 35d, km 0.7 Montelibretti 00010 (Rome), Italy
| | - Francesca Spataro
- Institute of Polar Sciences - National Research Council (ISP-CNR), SP 35d, km 0.7 Montelibretti 00010 (Rome), Italy
| | - Livia Mariani
- Water Research Institute, National Research Council (IRSA-CNR), SP 35d, km 0.7 Montelibretti 00010 (Rome), Italy
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Cao Q, Jiang D, Dong M, An X, Xu F, Wang W, Chen Z. Antenna effect of perylene-sensitized up-conversion luminescent material amplifies the signal of electrochemiluminescence biosensor platform for the ultra-sensitive detection of enrofloxacin. Biosens Bioelectron 2023; 237:115541. [PMID: 37515948 DOI: 10.1016/j.bios.2023.115541] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/04/2023] [Revised: 06/22/2023] [Accepted: 07/18/2023] [Indexed: 07/31/2023]
Abstract
Recently, up-conversion luminescent (UCL) materials have caught extensive sight on account of their excellent biocompatibility and weak automatic fluorescence background, but the low optical signal makes researchers shy away. Organic dye-sensitized UCL materials can improve the low optical signal drawback of UCL and rejuvenate it with adjustable optical properties and unique antenna effects. In this work, an efficient, simple and selective electrochemiluminescence (ECL) sensing platform was developed for determination of enrofloxacin (ENR). 3,4,9,10-perylene tetracarboxylic acid (PTCA) was successfully used as an "antenna" to improve the ECL performance of the UCL nanoparticles (PEI-NaYF4: Yb, Er) due to its appropriate excitation spectrum position and superior electron transfer rate. The specific recognition function of the aptamer enabled the sensor to eliminate the interference from conspecific impurity. In the presence of ENR, the specific combination of ENR with aptamer made the aptamer fall from surface of the electrode, thus we could see a considerable enhancement of signal. Under the most favourable conditions, the aptasensor based on antenna effect displayed a wide detection range (1.0 × 10-14∼1.0 × 10-6 M), low limit of detection (LOD = 3.0 × 10-15 M) and receivable recoveries (96.0%-102.4%) during water samples analysis. At this point, antenna effect provides a powerful strategy to expand the application of UCL in the field of ECL biosensing.
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Affiliation(s)
- Qianying Cao
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology, School of Petrochemical Engineering, Changzhou University, Changzhou, 213164, China
| | - Ding Jiang
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology, School of Petrochemical Engineering, Changzhou University, Changzhou, 213164, China; Advanced Catalysis and Green Manufacturing Collaborative Innovation Center, Changzhou University, Changzhou, 213164, China
| | - Meihua Dong
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology, School of Petrochemical Engineering, Changzhou University, Changzhou, 213164, China
| | - Xiaomei An
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology, School of Petrochemical Engineering, Changzhou University, Changzhou, 213164, China
| | - Fangmin Xu
- Institute of Forensic Science, Public Security Bureau of Jiangyin, Wuxi, 214431, China
| | - Wenchang Wang
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology, School of Petrochemical Engineering, Changzhou University, Changzhou, 213164, China; Advanced Catalysis and Green Manufacturing Collaborative Innovation Center, Changzhou University, Changzhou, 213164, China; Analysis and Testing Center, NERC Biomass of Changzhou University, China
| | - Zhidong Chen
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology, School of Petrochemical Engineering, Changzhou University, Changzhou, 213164, China; Advanced Catalysis and Green Manufacturing Collaborative Innovation Center, Changzhou University, Changzhou, 213164, China.
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de Oliveira TF, de Queiróz GA, Pimenta Leibowitz M, Leal CAG. Therapeutic efficacy of enrofloxacin in treatment of Francisella orientalis infections in juvenile Nile tilapia (Oreochromis niloticus L.). J Vet Pharmacol Ther 2023; 46:344-352. [PMID: 37051920 DOI: 10.1111/jvp.13382] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/27/2022] [Revised: 03/21/2023] [Accepted: 04/01/2023] [Indexed: 04/14/2023]
Abstract
Outbreaks of infections by Francisella orientalis represent one of the main obstacles to Nile tilapia (Oreochromis niloticus L.) farming. It is responsible for acute mortality in fingerlings and juveniles. The main control measure available is oral antibiotic therapy. This study compared the therapeutic efficacy of the antibiotics enrofloxacin and oxytetracycline, the most commonly used antimicrobial, against francisellosis in juvenile Nile tilapia (O. niloticus). Fish were challenged with a virulent isolate of F. orientalis and treated with medicated feed containing one of two doses of oxytetracycline (100 or 300 mg/kg of live weight (LW)) or 10 mg/kg of LW of enrofloxacin. The positive and negative control groups received feed without antibiotics; the negative control group was unchallenged. The results showed that enrofloxacin at a dose of 10 mg/kg of LW is effective against francisellosis in juvenile Nile tilapia (O. niloticus). Treatment with oxytetracycline did not eliminate the pathogen from the infected host, and the surviving fish became carriers. Enrofloxacin was able to cure the fish of infection with F. orientalis. This study suggests that enrofloxacin is a better option for treating francisellosis in Nile tilapia (O. niloticus L.). It controls mortality and avoids the carrier state in the fish, thus reducing the possibility of recurrence in the affected batches.
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Affiliation(s)
- Thaís Ferreira de Oliveira
- Department of Preventive Veterinary Medicine, Veterinary School, Federal University of Minas Gerais, Belo Horizonte, Brazil
| | - Guilherme Alvez de Queiróz
- Department of Preventive Veterinary Medicine, Veterinary School, Federal University of Minas Gerais, Belo Horizonte, Brazil
| | | | - Carlos Augusto Gomes Leal
- Department of Preventive Veterinary Medicine, Veterinary School, Federal University of Minas Gerais, Belo Horizonte, Brazil
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22
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Kloskowski T, Fekner Z, Szeliski K, Paradowska M, Balcerczyk D, Rasmus M, Dąbrowski P, Kaźmierski Ł, Drewa T, Pokrywczyńska M. Effect of four fluoroquinolones on the viability of bladder cancer cells in 2D and 3D cultures. Front Oncol 2023; 13:1222411. [PMID: 37534254 PMCID: PMC10390741 DOI: 10.3389/fonc.2023.1222411] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/23/2023] [Accepted: 06/23/2023] [Indexed: 08/04/2023] Open
Abstract
Introduction The anticancer properties of fluoroquinolones and the high concentrations they achieve in urine may help in bladder cancer therapy. This study aimed to analyze the properties of 4 fluoroquinolones as potential candidates for supportive treatment of bladder cancer. Methods Comparative analyses were performed on the cytotoxic effects of norfloxacin, enrofloxacin, moxifloxacin, and ofloxacin on normal and cancer urothelial cell lines. In 2D culture, the cytotoxic properties of fluoroquinolones were evaluated using MTT assay, real-time cell growth analysis, fluorescence and light microscopy, flow cytometry, and molecular analysis. In 3D culture, the properties of fluoroquinolones were tested using luminescence assays and confocal microscopy. Results and Discussion All tested fluoroquinolones in 2D culture decreased the viability of both tested cell lines in a dose- and timedependent manner. Lower concentrations did not influence cell morphology and cytoskeletal organization. In higher concentrations, destruction of the actin cytoskeleton and shrinkage of the nucleus was visible. Flow cytometry analysis showed cell cycle inhibition of bladder cancer cell lines in the G2/M phase. This influence was minimal in the case of normal urothelium cells. In both tested cell lines, increases in the number of late apoptotic cells were observed. Molecular analysis showed variable expression of studied genes depending on the drug and concentration. In 3D culture, tested drugs were effective only in the highest tested concentrations which was accompanied by caspase 3/7 activation and cytoskeleton degradation. This effect was hardly visible in non-cancer cell lines. According to the data, norfloxacin and enrofloxacin had the most promising properties. These two fluoroquinolones exhibited the highest cytotoxic properties against both tested cell lines. In the case of norfloxacin, almost all calculated LC values for bladder cancer cell lines were achievable in the urine. Enrofloxacin and norfloxacin can be used to support chemotherapy in bladder cancer patients.
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Affiliation(s)
- Tomasz Kloskowski
- Chair of Urology and Andrology, Department of Regenerative Medicine, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
| | - Zuzanna Fekner
- Chair of Urology and Andrology, Department of Regenerative Medicine, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
| | - Kamil Szeliski
- Chair of Urology and Andrology, Department of Regenerative Medicine, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
| | - Michelle Paradowska
- Chair of Urology and Andrology, Department of Regenerative Medicine, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
| | - Daria Balcerczyk
- Chair of Urology and Andrology, Department of Regenerative Medicine, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
| | - Marta Rasmus
- Chair of Urology and Andrology, Department of Regenerative Medicine, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
| | - Paweł Dąbrowski
- Chair of Urology and Andrology, Department of Regenerative Medicine, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
| | - Łukasz Kaźmierski
- Chair of Urology and Andrology, Department of Tissue Engineering, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
| | - Tomasz Drewa
- Chair of Urology and Andrology, Department of Regenerative Medicine, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
- Chair of Urology and Andrology, Department of Tissue Engineering, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
| | - Marta Pokrywczyńska
- Chair of Urology and Andrology, Department of Regenerative Medicine, Collegium Medicum, Nicolaus Copernicus University, Bydgoszcz, Poland
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23
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Orimolade BO, Oladipo AO, Idris AO, Usisipho F, Azizi S, Maaza M, Lebelo SL, Mamba BB. Advancements in electrochemical technologies for the removal of fluoroquinolone antibiotics in wastewater: A review. THE SCIENCE OF THE TOTAL ENVIRONMENT 2023; 881:163522. [PMID: 37068672 DOI: 10.1016/j.scitotenv.2023.163522] [Citation(s) in RCA: 9] [Impact Index Per Article: 9.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/11/2022] [Revised: 03/24/2023] [Accepted: 04/11/2023] [Indexed: 06/01/2023]
Abstract
In recent times, the need to make water safer and cleaner through the elimination of recalcitrant pharmaceutical residues has been the aim of many studies. Fluoroquinolone antibiotics such as ciprofloxacin, norfloxacin, enrofloxacin, and levofloxacin are among the commonly detected pharmaceuticals in wastewater. Since the presence of these pharmaceuticals in water bodies poses serious risks to living organisms, it is vital to adopt effective wastewater treatment techniques for their complete removal. Electrochemical technologies such as photoelectrocatalysis, electro-Fenton, electrocoagulation, and electrochemical oxidation have been established as techniques capable of the complete removal of organics including pharmaceuticals from wastewater. Hence, this review presents discussions on the recent progress (literature within 2018-2022) in the applications of common electrochemical processes for the degradation of fluoroquinolone antibiotics from wastewater. The fundamentals of these processes are highlighted while the results obtained using the processes are critically discussed. Furthermore, the inherent advantages and limitations of these processes in the mineralization of fluoroquinolone antibiotics are clearly emphasized. Additionally, appropriate recommendations are made toward improving electrochemical technologies for the complete removal of these pharmaceuticals with minimal energy consumption. Therefore, this review will serve as a bedrock for future researchers concerned with wastewater treatments to make informed decisions in the selection of suitable electrochemical techniques for the removal of pharmaceuticals from wastewater.
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Affiliation(s)
- Benjamin O Orimolade
- Institute for Nanotechnology and Water Sustainability (iNanoWS), College of Science, Engineering and Technology, University of South Africa, Private Bag X6, Florida Science Campus, 1709 Johannesburg, South Africa.
| | - Adewale O Oladipo
- Department of Life and Consumer Sciences, College of Agriculture and Environmental Sciences, University of South Africa, Private Bag X06, Florida 1710, South Africa
| | - Azeez O Idris
- UNESCO-UNISA Africa Chair in Nanoscience and Nanotechnology College of Graduates Studies, University of South Africa, Pretoria 392, South Africa; Nanosciences African Network (NANOAFNET), iThemba LABS-National Research Foundation, Somerset West 7129, Western Cape, South Africa
| | - Feleni Usisipho
- Institute for Nanotechnology and Water Sustainability (iNanoWS), College of Science, Engineering and Technology, University of South Africa, Private Bag X6, Florida Science Campus, 1709 Johannesburg, South Africa
| | - Shohreh Azizi
- UNESCO-UNISA Africa Chair in Nanoscience and Nanotechnology College of Graduates Studies, University of South Africa, Pretoria 392, South Africa; Nanosciences African Network (NANOAFNET), iThemba LABS-National Research Foundation, Somerset West 7129, Western Cape, South Africa
| | - Malik Maaza
- UNESCO-UNISA Africa Chair in Nanoscience and Nanotechnology College of Graduates Studies, University of South Africa, Pretoria 392, South Africa; Nanosciences African Network (NANOAFNET), iThemba LABS-National Research Foundation, Somerset West 7129, Western Cape, South Africa
| | - Sogolo L Lebelo
- Department of Life and Consumer Sciences, College of Agriculture and Environmental Sciences, University of South Africa, Private Bag X06, Florida 1710, South Africa
| | - Bhekie B Mamba
- Institute for Nanotechnology and Water Sustainability (iNanoWS), College of Science, Engineering and Technology, University of South Africa, Private Bag X6, Florida Science Campus, 1709 Johannesburg, South Africa
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Seo JH, Oh YI, Kim SH, Seo KW, Kang BJ. Clinical infection of Brucella canis in a companion dog with discospondylitis in the Republic of Korea. VET MED-CZECH 2023; 68:293-298. [PMID: 37982052 PMCID: PMC10581522 DOI: 10.17221/37/2023-vetmed] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/28/2023] [Accepted: 07/07/2023] [Indexed: 11/21/2023] Open
Abstract
A 2-year-old, spayed female, Bichon Frise dog was presented with reluctance to exercise, back pain, and frequent sitting down. Multiple osteolysis, periosteal proliferation, and sclerosis of the vertebral endplates of T11-13 were observed in the radiography, computed tomography, and magnetic resonance imaging. The bacterial culture of the urine specimen, the polymerase chain reaction (PCR) of the blood, and the antibody tests were positive for Brucella canis. Accordingly, discospondylitis caused by B. canis was diagnosed and doxycycline was administered. The clinical signs resolved and the culture and PCR results were negative afterwards. Doxycycline was discontinued after 6 months. The clinical signs recurred 2 weeks later, and the combination treatment of doxycycline and enrofloxacin was initiated. Though no clinical signs were observed after 9 months and the bacterial cultures and PCR were negative, the antibody titre remained at 1 : 200 or more. The dog will continue taking antibiotics until the antibody titre drops. To the best of our knowledge, this is the first case report of a clinical infection of B. canis associated with canine discospondylitis in the Republic of Korea. Although the clinical signs of brucellosis might improve with antibiotic treatment, the disease cannot be cured due to Brucella's various strategies to evade host immune systems. Specifically, it can proliferate and replicate within the host cells, resulting in an environment that makes treatment less effective. Furthermore, owing to its zoonotic potential, owners and veterinarians should consider lifelong management or euthanasia.
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Affiliation(s)
- Ju-Hee Seo
- Department of Veterinary Clinical Sciences, College of Veterinary Medicine and Research Institute for Veterinary Science, Seoul National University, Seoul, Republic of Korea
- Ju-Hee Seo and Ye-In Oh contributed equally to this work
| | - Ye-In Oh
- Department of Veterinary Internal Medicine, College of Veterinary Medicine, Kyungpook National University, Daegu, Republic of Korea
- Ju-Hee Seo and Ye-In Oh contributed equally to this work
| | - Se-Hoon Kim
- Department of Veterinary Internal Medicine, College of Veterinary Medicine, Seoul National University, Seoul, Republic of Korea
| | - Kyoung-Won Seo
- Department of Veterinary Internal Medicine, College of Veterinary Medicine, Seoul National University, Seoul, Republic of Korea
| | - Byung-Jae Kang
- Department of Veterinary Clinical Sciences, College of Veterinary Medicine and Research Institute for Veterinary Science, Seoul National University, Seoul, Republic of Korea
- BK21 FOUR Future Veterinary Medicine Leading Education and Research Center, Seoul National University, Seoul, Republic of Korea
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25
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Banaee M, Faraji J, Amini M, Multisanti CR, Faggio C. Rainbow trout (Oncorhynchus mykiss) physiological response to microplastics and enrofloxacin: Novel pathways to investigate microplastic synergistic effects on pharmaceuticals. AQUATIC TOXICOLOGY (AMSTERDAM, NETHERLANDS) 2023; 261:106627. [PMID: 37393734 DOI: 10.1016/j.aquatox.2023.106627] [Citation(s) in RCA: 25] [Impact Index Per Article: 25.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/24/2023] [Revised: 06/12/2023] [Accepted: 06/28/2023] [Indexed: 07/04/2023]
Abstract
Enrofloxacin (ENR) is a broad-spectrum antibiotic widely used due to its efficacy against pathogens. Microplastics (MPs) may bind to ENR and reduce its efficiency, whereas there would be an increase in its toxicity, bioavailability, and bio-accumulation rates. Therefore, the hypothesis is that the interaction between MPs and ENR can alter their toxicity and bioavailability. The subjective of this study is to examine the toxicity of various concentrations of ENR (0, 1.35, and 2.7 ml Kg-1 diet) and MPs (0, 1000, and 2000 mg Kg-1 diet) alone and in combination for 21 days. The rainbow trout (Oncorhynchus mykiss) is an economic aquaculture species used as an experimental model in ecotoxicology studies. Blood biochemical analytes indicated that ENR and MPs combination led to increasing enzymatic activity of each biomarker, except for gamma-glutamyl-transferase (GGT). Alterations related to triglycerides, cholesterol, glucose, urea, creatinine, total protein, and albumin blood contents were observed. An elevation in the levels of superoxide dismutase (SOD), malondialdehyde (MDA), and glucose 6-phosphate dehydrogenase (G6PDH) was found in the liver. In contrast, catalase (CAT) and glutathione peroxidase (GPx) levels decreased. Furthermore, a decline was observed in the cellular total antioxidant (ANT) levels. These findings suggested that ENR and MPs could affect fish health both independently and together. Consequently, the study determined that when both ENR and MPs were present in high concentrations, the toxicity of ENR was amplified, providing further evidence of the synergistic impact of MPs on ENR toxicity.
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Affiliation(s)
- Mahdi Banaee
- Aquaculture Department, Faculty of Natural Resources and the Environment, Behbahan Khatam Alanbia University of Technology, Behbahan, Iran
| | - Javad Faraji
- Aquaculture Department, Faculty of Natural Resources and the Environment, Behbahan Khatam Alanbia University of Technology, Behbahan, Iran
| | - Mohammad Amini
- Aquaculture Department, Faculty of Natural Resources and the Environment, Behbahan Khatam Alanbia University of Technology, Behbahan, Iran
| | - Cristiana Roberta Multisanti
- Department of Chemical, Biological, Pharmaceutical and Environmental Sciences, University of Messina, Messina, Italy
| | - Caterina Faggio
- Department of Chemical, Biological, Pharmaceutical and Environmental Sciences, University of Messina, Messina, Italy.
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Santifort KM. Head rebound test in the clinical neurological examination of veterinary patients: a case example and discussion of Stewart and Holmes' rebound phenomenon. Front Vet Sci 2023; 10:1180132. [PMID: 37292429 PMCID: PMC10246560 DOI: 10.3389/fvets.2023.1180132] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/05/2023] [Accepted: 04/17/2023] [Indexed: 06/10/2023] Open
Abstract
In human medical neurology, the clinical neurological examination is variably augmented by specific tests that may be either unsuitable for veterinary patients or not included in the clinical evaluation of veterinary neurological patients due to clinicians presumably being unfamiliar with these tests. An example of the latter can be found in testing for the Stewart and Holmes' rebound phenomenon ("rebound test"). In this article, a veterinary case example is presented in which a modified version of this test was performed ("head rebound test"). The interpretation of the results of this test is discussed, and the literature on the Stewart and Holmes' rebound phenomenon and testing thereof is reviewed.
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Affiliation(s)
- Koen M. Santifort
- IVC Evidensia Small Animal Referral Hospital Arnhem, Neurology, Arnhem, Netherlands
- IVC Evidensia Small Animal Referral Hospital Hart van Brabant, Neurology, Waalwijk, Netherlands
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Bluemlein K, Nowak N, Ellinghusen B, Gerling S, Badorrek P, Hansen T, Hohlfeld JM, Paul R, Schuchardt S. Occupational exposure to veterinary antibiotics: Pharmacokinetics of enrofloxacin in humans after dermal, inhalation and oral uptake - A clinical study. ENVIRONMENTAL TOXICOLOGY AND PHARMACOLOGY 2023; 100:104139. [PMID: 37142072 DOI: 10.1016/j.etap.2023.104139] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/06/2022] [Revised: 04/24/2023] [Accepted: 04/29/2023] [Indexed: 05/06/2023]
Abstract
Occupational exposure to veterinary antibiotics in hen houses at poultry feeding farms was demonstrated by biomonitoring campaigns in the past. The objective of this study was to investigate pharmacokinetics of three uptake routes: dermal, oral and inhaled. In an open-label cross-over study, six healthy volunteers were exposed to single occupational relevant doses of enrofloxacin. Plasma and urine samples were analysed for enrofloxacin and ciprofloxacin. Physiologically based pharmacokinetic (PBPK) modelling based on bioanalysis data showed underestimation for the elimination rate in comparison to experimental data pointing towards a lack of sufficient ADME information and limitations of available physico-chemical properties of the parent drug. The data obtained in this study indicate that oral uptake with its various sources, e.g. airborne enrofloxacin, direct hand-mouth contact, is the major source for occupational exposure to enrofloxacin in hen houses. Dermal exposure was considered negligible.
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Affiliation(s)
- Katharina Bluemlein
- Fraunhofer Institute for Toxicology and Experimental Medicine ITEM, Nikolai-Fuchs-Str. 1, 30625 Hannover, Germany
| | - Norman Nowak
- Fraunhofer Institute for Toxicology and Experimental Medicine ITEM, Nikolai-Fuchs-Str. 1, 30625 Hannover, Germany
| | - Birthe Ellinghusen
- Fraunhofer Institute for Toxicology and Experimental Medicine ITEM, Nikolai-Fuchs-Str. 1, 30625 Hannover, Germany
| | - Susanne Gerling
- Fraunhofer Institute for Toxicology and Experimental Medicine ITEM, Nikolai-Fuchs-Str. 1, 30625 Hannover, Germany
| | - Philipp Badorrek
- Fraunhofer Institute for Toxicology and Experimental Medicine ITEM, Nikolai-Fuchs-Str. 1, 30625 Hannover, Germany
| | - Tanja Hansen
- Fraunhofer Institute for Toxicology and Experimental Medicine ITEM, Nikolai-Fuchs-Str. 1, 30625 Hannover, Germany
| | - Jens M Hohlfeld
- Fraunhofer Institute for Toxicology and Experimental Medicine ITEM, Nikolai-Fuchs-Str. 1, 30625 Hannover, Germany; Department of Respiratory Medicine, Hannover Medical School, Carl-Neuberg-Str. 1, 30625 Hannover, Germany; German Centre of Lung Research (DZL-BREATH), Hannover, Germany
| | - Roland Paul
- Bundesanstalt für Arbeitsschutz und Arbeitsmedizin Gruppe 4.2 - Medizinischer Arbeitsschutz, Biomonitoring, Nöldnerstraße 40/42, 10317 Berlin, Germany
| | - Sven Schuchardt
- Fraunhofer Institute for Toxicology and Experimental Medicine ITEM, Nikolai-Fuchs-Str. 1, 30625 Hannover, Germany.
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Casaux ML, D'Alessandro B, Vignoli R, Fraga M. Phenotypic and genotypic survey of antibiotic resistance in Salmonella enterica isolates from dairy farms in Uruguay. Front Vet Sci 2023; 10:1055432. [PMID: 36968467 PMCID: PMC10033963 DOI: 10.3389/fvets.2023.1055432] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/27/2022] [Accepted: 02/15/2023] [Indexed: 03/11/2023] Open
Abstract
Salmonella enterica is an important zoonotic pathogen that is frequently identified in dairy farming systems. An increase in antibiotic resistance has led to inadequate results of treatments, with impacts on animal and human health. Here, the phenotypic and genotypic susceptibility patterns of Salmonella isolates from dairy cattle and dairy farm environments were evaluated and compared. A collection of 75 S. enterica isolates were evaluated, and their phenotypic susceptibility was determined. For genotypic characterization, the whole genomes of the isolates were sequenced, and geno-serotypes, sequence types (STs) and core-genome-sequence types were determined using the EnteroBase pipeline. To characterize antibiotic resistance genes and gene mutations, tools from the Center for Genomic Epidemiology were used. Salmonella Dublin (SDu), S. Typhimurium (STy), S. Anatum (SAn), S. Newport (SNe), S. Agona (Sag), S. Montevideo (SMo) and IIIb 61:i:z53 were included in the collection. A single sequence type was detected per serovar. Phenotypic non-susceptibility to streptomycin and tetracycline was very frequent in the collection, and high non-susceptibility to ciprofloxacin was also observed. Multidrug resistance (MDR) was observed in 42 isolates (56.0%), with SAn and STy presenting higher MDR than the other serovars, showing non-susceptibility to up to 6 groups of antibiotics. Genomic analysis revealed the presence of 21 genes associated with antimicrobial resistance (AMR) in Salmonella isolates. More than 60% of the isolates carried some gene associated with resistance to aminoglycosides and tetracyclines. Only one gene associated with beta-lactam resistance was found, in seven isolates. Two different mutations were identified, parC_T57S and acrB_R717Q, which confer resistance to quinolones and azithromycin, respectively. The accuracy of predicting antimicrobial resistance phenotypes based on AMR genotypes was 83.7%. The genomic approach does not replace the phenotypic assay but offers valuable information for the survey of circulating antimicrobial resistance. This work represents one of the first studies evaluating phenotypic and genotypic AMR in Salmonella from dairy cattle in South America.
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Affiliation(s)
- María Laura Casaux
- Plataforma de Investigación en Salud Animal, Instituto Nacional de Investigación Agropecuaria (INIA), Estación Experimental INIA La Estanzuela, Colonia, Uruguay
| | - Bruno D'Alessandro
- Departamento de Desarrollo Biotecnológico, Instituto de Higiene, Facultad de Medicina, Universidad de la República, Montevideo, Uruguay
| | - Rafael Vignoli
- Departamento de Bacteriología y Virología, Instituto de Higiene, Facultad de Medicina, Universidad de la República, Montevideo, Uruguay
| | - Martín Fraga
- Plataforma de Investigación en Salud Animal, Instituto Nacional de Investigación Agropecuaria (INIA), Estación Experimental INIA La Estanzuela, Colonia, Uruguay
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29
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Gong Z, Xie J, Liu J, Liu T, Chen J, Li J, Gan J. Oxidation towards enrofloxacin degradation over nanoscale zero-valent copper: mechanism and products. ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH INTERNATIONAL 2023; 30:38700-38712. [PMID: 36585582 DOI: 10.1007/s11356-022-24984-5] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/17/2022] [Accepted: 12/21/2022] [Indexed: 06/17/2023]
Abstract
Enrofloxacin (ENR) is a widely used veterinary fluoroquinolone antibiotic and is frequently detected in water environments. The degradation of ENR was examined utilizing molecular oxygen mediation using nanometer zero-valent copper (nZVC) as the catalyst in this work. The dosage of nZVC, initial pH, and reaction temperature were investigated as contributing factors to ENR degradation. The effects of Cl-, NO3-, SO42-, and humic acid on the degradation of ENR were investigated. The actual effects were evaluated using natural water. The reactive oxygen species (ROS) that participated in the reaction were identified, their generation mechanisms were elucidated, and the effects on ENR degradation were assessed. More emphasis was given to exploring ENR degradation and transformation pathways via analyses of HPLC-TOF-MS. Data showed that at 35 ℃, with an initial pH of 3 and exposed to air, an nZVC dose of 0.5 g·L-1 degraded ENR by 99.51% dramatically. HO• radicals were identified as the dominant ROS, and conversions among Cu0, Cu+, and Cu2+ played crucial roles in the generation of ROS. The destruction mechanism of ENR was speculated based on analyses of HPLC-TOF-MS results as the transformation of the piperazine ring into an oxidized state with a -COOH substitution with HO•, which caused ENR to be mineralized and converted into CO2, H2O, and [Formula: see text]. The ECOSAR program has been used to evaluate the toxicity of ENR and its degradation products, and oxidative degradation of nZVC significantly reduced its toxicity and increased its biodegradability. This research proposes a capable and practical method for removing ENR from water.
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Affiliation(s)
- Zhiqiang Gong
- Yangtze River Fisheries Research Institute, Chinese Academy of Fishery Sciences, Wuhan, Hubei, 430223, China
- School of Environmental Engineering, Wuhan Textile University, Wuhan, Hubei, 430073, People's Republic of China
| | - Junpu Xie
- Yangtze River Fisheries Research Institute, Chinese Academy of Fishery Sciences, Wuhan, Hubei, 430223, China
- School of Environmental Engineering, Wuhan Textile University, Wuhan, Hubei, 430073, People's Republic of China
| | - Jingxin Liu
- School of Environmental Engineering, Wuhan Textile University, Wuhan, Hubei, 430073, People's Republic of China
| | - Ting Liu
- Yangtze River Fisheries Research Institute, Chinese Academy of Fishery Sciences, Wuhan, Hubei, 430223, China
| | - Jianwu Chen
- Yangtze River Fisheries Research Institute, Chinese Academy of Fishery Sciences, Wuhan, Hubei, 430223, China
| | - Jinping Li
- School of Environmental Engineering, Wuhan Textile University, Wuhan, Hubei, 430073, People's Republic of China.
| | - Jinhua Gan
- Yangtze River Fisheries Research Institute, Chinese Academy of Fishery Sciences, Wuhan, Hubei, 430223, China.
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30
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Sukidpaneenid S, Chawengkijwanich C, Pokhum C, Isobe T, Opaprakasit P, Sreearunothai P. Multi-function adsorbent-photocatalyst MXene-TiO 2 composites for removal of enrofloxacin antibiotic from water. J Environ Sci (China) 2023; 124:414-428. [PMID: 36182149 DOI: 10.1016/j.jes.2021.09.042] [Citation(s) in RCA: 7] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/22/2021] [Revised: 09/26/2021] [Accepted: 09/29/2021] [Indexed: 06/16/2023]
Abstract
MXenes, a new family of two-dimensional transition metal carbides or nitrides, have attracted tremendous attention for various applications due to their unique properties such as good electrical conductivity, hydrophilicity, and ion intercalability. In this work, Ti3C2 MXene, or MX, is converted to MX-TiO2 composites using a simple and rapid microwave hydrothermal treatment in HCl/NaCl mixture solution that induces formation of fine TiO2 particles on the MX parent structure and imparts photocatalytic activity to the resulting MX-TiO2 composites. The composites were used for enrofloxacin (ENR), a frequently found contaminating antibiotic, removal from water. The relative amount of the MX and TiO2 can be controlled by controlling the hydrothermal temperature resulting in composites with tunable adsorption/photocatalytic properties. NaCl addition was found to play important role as composites synthesized without NaCl could not adsorb enrofloxacin well. Adding NaCl into the hydrothermal treatment causes sodium ions to be simultaneously intercalated into the composite structure, improving ENR adsorption greatly from 1 to 6 mg ENR/g composite. It also slows down the MX to TiO2 conversion leading to a smaller and more uniform distribution of TiO2 particles on the structure. MX-TiO2/NaCl composites, which have sodium intercalated in their structures, showed both higher ENR adsorption and photocatalytic activity than composites without NaCl despite the latter having higher TiO2 content. Adsorbed ENR on the composites can be efficiently degraded by free radicals generated from the photoexcited TiO2 particles, leading to high photocatalytic degradation efficiency. This demonstrates the synergetic effect between adsorption and photocatalytic degradation of the synthesized compounds.
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Affiliation(s)
- Siwanat Sukidpaneenid
- TAIST-Tokyo Tech Program, Sirindhorn International Institute of Technology, Thammasat University, Pathum Thani 12121, Thailand
| | - Chamorn Chawengkijwanich
- National Nanotechnology Center, National Science and Technology Development Agency, Pathum Thani 12120, Thailand
| | - Chonlada Pokhum
- National Nanotechnology Center, National Science and Technology Development Agency, Pathum Thani 12120, Thailand
| | - Toshihiro Isobe
- Department of Materials Science and Engineering, School of Materials and Chemical Technology, Tokyo Institute of Technology, Tokyo 152-8550, Japan
| | - Pakorn Opaprakasit
- School of Bio-Chemical Engineering and Technology, Sirindhorn International Institute of Technology, Thammasat University, Pathum Thani 12121, Thailand
| | - Paiboon Sreearunothai
- School of Bio-Chemical Engineering and Technology, Sirindhorn International Institute of Technology, Thammasat University, Pathum Thani 12121, Thailand.
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31
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Giannoulia S, Triantaphyllidou IE, Tekerlekopoulou AG, Aggelopoulos CA. Mechanisms of Individual and Simultaneous Adsorption of Antibiotics and Dyes onto Halloysite Nanoclay and Regeneration of Saturated Adsorbent via Cold Plasma Bubbling. NANOMATERIALS (BASEL, SWITZERLAND) 2023; 13:nano13020341. [PMID: 36678094 PMCID: PMC9862438 DOI: 10.3390/nano13020341] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/19/2022] [Revised: 01/06/2023] [Accepted: 01/11/2023] [Indexed: 05/23/2023]
Abstract
Halloysite nanoclay (HNC) was examined as an adsorbent for the individual and simultaneous removal of antibiotic enrofloxacin (ENRO) and methylene blue (MB) from aqueous solutions, alongside its regeneration via cold atmospheric plasma (CAP) bubbling. Initially, batch kinetics and isotherm studies were carried out, while the effect of several parameters was evaluated. Both ENRO and MB adsorption onto HNC was better described by Langmuir model, with its maximum adsorption capacity being 34.80 and 27.66 mg/g, respectively. A Pseudo-second order model fitted the experimental data satisfactorily, suggesting chemisorption (through electrostatic interactions) as the prevailing adsorption mechanism, whereas adsorption was also controlled by film diffusion. In the binary system, the presence of MB seemed to act antagonistically to the adsorption of ENRO. The saturated adsorbent was regenerated inside a CAP microbubble reactor and its adsorption capacity was re-tested by applying new adsorption cycles. CAP bubbling was able to efficiently regenerate saturated HNC with low energy requirements (16.67 Wh/g-adsorbent) in contrast to Fenton oxidation. Most importantly, the enhanced adsorption capacity of the CAP-regenerated HNC (compared to raw HNC), when applied in new adsorption cycles, indicated its activation during the regeneration process. The present study provides a green, sustainable and highly effective alternative for water remediation where pharmaceutical and dyes co-exist.
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Affiliation(s)
- Stefania Giannoulia
- Laboratory of Cold Plasma and Advanced Techniques for Improving Environmental Systems, Institute of Chemical Engineering Sciences, Foundation for Research and Technology Hellas (FORTH/ICE-HT), 26504 Patras, Greece
- Department of Sustainable Agriculture, University of Patras, 2 G. Seferi St., 30100 Agrinio, Greece
| | - Irene-Eva Triantaphyllidou
- Laboratory of Cold Plasma and Advanced Techniques for Improving Environmental Systems, Institute of Chemical Engineering Sciences, Foundation for Research and Technology Hellas (FORTH/ICE-HT), 26504 Patras, Greece
| | | | - Christos A. Aggelopoulos
- Laboratory of Cold Plasma and Advanced Techniques for Improving Environmental Systems, Institute of Chemical Engineering Sciences, Foundation for Research and Technology Hellas (FORTH/ICE-HT), 26504 Patras, Greece
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32
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Jacobsen KL, Wiebe V, Davidson AP, Murphy BG, Pool JRR. Use of Enrofloxacin and Hydrotherapy in the Management of Fibrodysplasia Ossificans Progressiva (FOP) in a Savannah Cat. Top Companion Anim Med 2023; 52:100757. [PMID: 36592860 DOI: 10.1016/j.tcam.2022.100757] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/23/2022] [Revised: 12/23/2022] [Accepted: 12/24/2022] [Indexed: 01/01/2023]
Abstract
FOP is a rare genetic condition, described mainly in man and cats, characterized by progressive, painful debilitation and shortened lifespan. A 10-month-old neutered male Savannah cat was referred for progressive gait abnormalities and multifocal firm masses within the soft-tissues that were unresponsive to previous treatment. Diagnosis of FOP was based on histopathological evaluation of intralesional biopsies, which revealed osteo-cartilaginous metaplasia and fibrocellular proliferation with intralesional chondrogenesis and endochondral ossification. The cat was managed with 5 mg/kg BID enrofloxacin and hydrotherapy for 3 years until acute death. During that three-year period, the cat displayed consistent improvement in endurance, quality of life, and range of motion. Postmortem histopathology further confirmed the diagnosis of FOP via identification of intramuscular and intra-fascial ossification with lymphoplasmacytic infiltration, degeneration, and regeneration of adjacent myocytes. To the authors' knowledge, this is the first report of long-term enrofloxacin treatment and hydrotherapy for the management of FOP in a cat, leading to improved mobility and survival time, and the first report of FOP in an exotic breed cat.
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Affiliation(s)
- Kim L Jacobsen
- Graduate Group in Integrative Pathobiology, University of California, Davis, CA 95616, USA.
| | - Valerie Wiebe
- School of Veterinary Medicine, University of California, Davis, CA 95616, USA
| | - Autumn P Davidson
- School of Veterinary Medicine, University of California, Davis, CA 95616, USA
| | - Brian G Murphy
- School of Veterinary Medicine, University of California, Davis, CA 95616, USA
| | - Jr Roy R Pool
- Texas A&M College of Veterinary Medicine, College Station, TX 77840, USA
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33
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Barra Caracciolo A, Visca A, Rauseo J, Spataro F, Garbini GL, Grenni P, Mariani L, Mazzurco Miritana V, Massini G, Patrolecco L. Bioaccumulation of antibiotics and resistance genes in lettuce following cattle manure and digestate fertilization and their effects on soil and phyllosphere microbial communities. ENVIRONMENTAL POLLUTION (BARKING, ESSEX : 1987) 2022; 315:120413. [PMID: 36243186 DOI: 10.1016/j.envpol.2022.120413] [Citation(s) in RCA: 6] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/26/2022] [Revised: 10/06/2022] [Accepted: 10/07/2022] [Indexed: 06/16/2023]
Abstract
The degradation and bioaccumulation of selected antibiotics such as the sulfonamide sulfamethoxazole (SMX) and the fluoroquinolones enrofloxacin (ENR) and ciprofloxacin (CIP) were investigated in soil microcosm experiments where Lactuca sativa was grown with manure or digestate (1%) and spiked with a mixture of the three antibiotics (7.5 mg/kg each). The soil, rhizosphere and leaf phyllosphere were sampled (at 0 and 46 days) from each microcosm to analyze the antibiotic concentrations, main resistance genes (sul1, sul2, qnrS, aac-(6')-Ib-crand qepA), the intI1and tnpA mobile genetic elements and the microbial community structure.Overall results showed that SMX and CIP decreased (70-85% and 55-79%, respectively), and ENR was quite persistent during the 46-day experiment. In plant presence, CIP and ENR were partially up-taken from soil to plant. In fact the bioaccumulation factors were > 1, with higher values in manure than digestate amended soils. The most abundant gene in soil was sul2 in digestate- and aac-(6')-Ib-cr in the manure-amended microcosms. In soil, neither sulfamethoxazole-resistance (sul1 and sul2), nor fluoroquinolone-resistance (aac-(6')-Ib-cr, qepA and qnrS) gene abundances were correlated with any antibiotic concentration. On the contrary, in lettuce leaves, the aac-(6')-Ib-cr gene was the most abundant, in accordance with the fluoroquinolone bioaccumulation. Finally, digestate stimulated a higher soil microbial biodiversity, introducing and promoting more bacterial genera associated with antibiotic degradation and involved in soil fertility and decreased fluoroquinolone bioaccumulation.
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Affiliation(s)
| | - Andrea Visca
- Water Research Institute - National Research Council (IRSA-CNR), Rome, Italy.
| | - Jasmin Rauseo
- Institute of Polar Sciences, National Research Council (ISP-CNR), Rome, Italy
| | - Francesca Spataro
- Institute of Polar Sciences, National Research Council (ISP-CNR), Rome, Italy
| | - Gian Luigi Garbini
- Water Research Institute - National Research Council (IRSA-CNR), Rome, Italy
| | - Paola Grenni
- Water Research Institute - National Research Council (IRSA-CNR), Rome, Italy
| | - Livia Mariani
- Water Research Institute - National Research Council (IRSA-CNR), Rome, Italy
| | - Valentina Mazzurco Miritana
- Water Research Institute - National Research Council (IRSA-CNR), Rome, Italy; Department of Energy Technologies, Italian National Agency for New Technologies, Energy and Sustainable Economic Development (ENEA), Rome, Italy
| | - Giulia Massini
- Water Research Institute - National Research Council (IRSA-CNR), Rome, Italy; Department of Energy Technologies, Italian National Agency for New Technologies, Energy and Sustainable Economic Development (ENEA), Rome, Italy
| | - Luisa Patrolecco
- Institute of Polar Sciences, National Research Council (ISP-CNR), Rome, Italy
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Mikulski D, Juśkiewicz J, Ognik K, Zduńczyk P, Smagieł R, Jankowski J. Gastrointestinal tract and neuroendocrine system responses of young turkeys to the early administration of antibiotics or feeding a diet containing a coccidiostat. Poult Sci 2022; 101:102098. [PMID: 36087440 PMCID: PMC9465105 DOI: 10.1016/j.psj.2022.102098] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/10/2022] [Revised: 07/11/2022] [Accepted: 07/25/2022] [Indexed: 11/26/2022] Open
Abstract
This study investigated the effects of early and short-term administration of an antibiotic or feeding a diet containing a coccidiostat on gastrointestinal function and the blood levels of selected hormones in young turkeys. A total of 1540 Hybrid Converter turkeys were allocated to 4 groups on the day of hatch. Each group consisted of 7 pens with 55 birds per pen. Group ENR was treated with enrofloxacin for the first 5 d of life, group DOX received doxycycline for 5 d and group MON was administered monensin for 84 d. CON birds served as a control group without any antibiotic treatment or MON administration. An analysis of the activity of bacterial enzymes revealed that the cecal microbiota of turkeys were less sensitive to MON than to the other 2 antibiotics. Turkeys subjected to ENR and DOX treatments were characterized by lower (P < 0.05) extracellular activity of cecal bacterial β-glucosidase, compared with groups CON and MON. The extracellular activity of cecal bacterial α-galactosidase and β-galactosidase decreased significantly in response to the experimental treatment with DOX (P < 0.05 vs. CON). Turkeys treated with ENR had higher total activity of bacterial β-galactosidase than those administered DOX or MON. Despite the differences in the enzymatic activity of microbiota, the use of antibiotics did not affect the concentrations of total short-chain fatty acids or ammonia in the cecal digesta of turkeys. A diet containing MON and the early administration of ENR or DOX induced an increase in blood noradrenaline levels (P = 0.004) in 56-day-old turkeys. Early DOX use increased plasma cortisol concentrations (P < 0.001) and decreased plasma serotonin levels (P = 0.006) in 56-day-old turkeys. Over the entire experiment (up to 12 wk of age), the use of MON improved the BW gain of turkeys (P = 0.055) and feed conversion (P = 0.016), compared with the DOX treatment.
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Affiliation(s)
- Dariusz Mikulski
- Department of Poultry Science, University of Warmia and Mazury in Olsztyn, 10-719, Olsztyn, Poland.
| | - Jerzy Juśkiewicz
- Institute of Animal Reproduction and Food Research of Polish Academy of Sciences, 10-748, Olsztyn, Poland
| | - Katarzyna Ognik
- Department of Biochemistry and Toxicology, University of Life Sciences, 20-950, Lublin, Poland
| | - Przemysław Zduńczyk
- Institute of Animal Reproduction and Food Research of Polish Academy of Sciences, 10-748, Olsztyn, Poland
| | - Radosław Smagieł
- Department of Biochemistry and Toxicology, University of Life Sciences, 20-950, Lublin, Poland
| | - Jan Jankowski
- Department of Poultry Science, University of Warmia and Mazury in Olsztyn, 10-719, Olsztyn, Poland
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35
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Two Cd(II)-based metal-organic frameworks as difunctional fluorescence sensors to detect enrofloxacin and Fe3+. J SOLID STATE CHEM 2022. [DOI: 10.1016/j.jssc.2022.123483] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/23/2023]
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36
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Beltrán M, Sanna A, Quintanilla P, Montes R, Molina M. Quinolones in goats’ milk: effect on the cheese-making process, chemical and microbial characteristics of acid-coagulated cheeses. Int Dairy J 2022. [DOI: 10.1016/j.idairyj.2022.105538] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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37
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Alhammadi M, Yoo J, Sonwal S, Park SY, Umapathi R, Oh MH, Huh YS. A highly sensitive lateral flow immunoassay for the rapid and on-site detection of enrofloxacin in milk. Front Nutr 2022; 9:1036826. [PMID: 36352902 PMCID: PMC9637957 DOI: 10.3389/fnut.2022.1036826] [Citation(s) in RCA: 6] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/06/2022] [Accepted: 10/03/2022] [Indexed: 11/29/2022] Open
Abstract
Enrofloxacin (ENR) is a veterinary antibiotic used to treat bacterial infections in livestock. It chiefly persists in foods and dairy products, which in turn pose severe risks to human health. Hence it is very important to detect the ENR in foods and dairy products to safeguard human health. Herein, we attempted to develop a single-step detection lateral flow immunochromatographic assay (LFIA) using gold nanoparticles (AuNPs) for the rapid and on-site detection of ENR in milk samples. An anti-enrofloxacin monoclonal antibody (ENR-Ab) was conjugated with AuNPs for the specific detection of ENR in milk samples. For sensitivity improvement, many optimization steps were conducted on LFIA test strips. The visual limit of detection (vLOD) was found to be 20 ng/ml with a cut-off value of 50 ng/ml in the milk samples. The obtained LOD and cut-off value were within the safety limit guidelines of the Ministry of food and drug safety, South Korea. The test strip showed negligible cross-reactivity with ENR analogs, and other components of antibiotics, this indicates the high specificity of the LFIA test strip towards ENR. The designed test strip showed good reliability. The visual test results can be seen within 10 min without the need for special equipment. Therefore, the test strip can be employed as a potential detection strategy for the qualitative on-site detection of enrofloxacin in milk samples.
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Affiliation(s)
- Munirah Alhammadi
- Department of Biological Sciences and Bioengineering, NanoBio High-Tech Materials Research Center, Inha University, Incheon, South Korea
| | - Jingon Yoo
- Department of Biological Sciences and Bioengineering, NanoBio High-Tech Materials Research Center, Inha University, Incheon, South Korea
| | - Sonam Sonwal
- Department of Biological Sciences and Bioengineering, NanoBio High-Tech Materials Research Center, Inha University, Incheon, South Korea
| | - So Young Park
- Department of Biological Sciences and Bioengineering, NanoBio High-Tech Materials Research Center, Inha University, Incheon, South Korea
| | - Reddicherla Umapathi
- Department of Biological Sciences and Bioengineering, NanoBio High-Tech Materials Research Center, Inha University, Incheon, South Korea
- *Correspondence: Reddicherla Umapathi,
| | - Mi-Hwa Oh
- National Institute of Animal Science, Rural Development Administration, Wanju, South Korea
- Mi-Hwa Oh,
| | - Yun Suk Huh
- Department of Biological Sciences and Bioengineering, NanoBio High-Tech Materials Research Center, Inha University, Incheon, South Korea
- Yun Suk Huh,
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Corum O, Terzi E, Durna Corum D, Tastan Y, Gonzales RC, Kenanoglu ON, Arriesgado DM, Navarro VR, Bilen S, Sonmez AY, Uney K. Plasma and muscle tissue disposition of enrofloxacin in Nile tilapia ( Oreochromis niloticus) after intravascular, intraperitoneal, and oral administrations. Food Addit Contam Part A Chem Anal Control Expo Risk Assess 2022; 39:1806-1817. [PMID: 36136094 DOI: 10.1080/19440049.2022.2121429] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/14/2022]
Abstract
The aim of the study was to investigate the plasma and muscle pharmacokinetic of enrofloxacin (ENR) and its active metabolite ciprofloxacin (CIP) in Nile tilapia (Oreochromis niloticus) following single intravascular (IV), intraperitoneal (IP), or oral (PO) administration at 30 ± 1 °C. In this study, 234 healthy Nile tilapia (120-150 g) were used. The fish received a single IV, IP, or PO treatment of ENR at a dose of 10 mg/kg. The plasma and muscle tissue concentrations of ENR and CIP were measured using high-performance liquid chromatography with fluorescence detection and were evaluated using non-compartmental analysis. The elimination half-life, volume of distribution at steady state, and total body clearance of ENR were 21.7 h, 2.69 L/kg, and 0.09 L/h/kg, respectively. The peak plasma concentrations of ENR after IP or PO administration were 6.11 and 4.21 µg/mL at 0.25 and 2 h, respectively. The bioavailability of ENR for IP or PO routes was 78% and 86%, respectively. AUC(0-120)muscle/AUC(0-120)plasma ratios following the IV, IP, or PO administrations were 1.43, 1.49, and 1.07, respectively. CIP was detected after all routes, but the AUC0-last ratios of CIP to ENR were <1.0% for plasma and muscle. ENR was detected up to 120 h following the IV, IP, or PO administrations. The long residence time of ENR after single IV, IP, or PO administration ensured the plasma concentration was ≥1 × MIC for bacteria with threshold MIC values of 0.92, 0.72, and 0.80 μg/mL over the whole 120 h observed. However, further studies are necessary to determine the optimum pharmacokinetic/pharmacodynamics data of ENR for the treatment of infections caused by susceptible bacteria in tilapia.
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Affiliation(s)
- Orhan Corum
- Department of Pharmacology and Toxicology, Faculty of Veterinary Medicine, University of Hatay Mustafa Kemal, Hatay, Turkey
| | - Ertugrul Terzi
- Faculty of Fisheries, University of Kastamonu, Kastamonu, Turkey
| | - Duygu Durna Corum
- Department of Pharmacology and Toxicology, Faculty of Veterinary Medicine, University of Hatay Mustafa Kemal, Hatay, Turkey
| | - Yigit Tastan
- Faculty of Fisheries, University of Kastamonu, Kastamonu, Turkey
| | - Ruby C Gonzales
- Department of Marine Biology and Environmental Science, Mindanao State University Naawan, College of Science and Environment, Naawan, Misamis Oriental, Philippines
| | | | - Dan M Arriesgado
- Department of Fisheries, Faculty of Fisheries, Mindanao State University Naawan, Naawan, Misamis Oriental, Philippines
| | - Victor R Navarro
- Department of Fisheries, Faculty of Fisheries, Mindanao State University Naawan, Naawan, Misamis Oriental, Philippines
| | - Soner Bilen
- Faculty of Fisheries, University of Kastamonu, Kastamonu, Turkey
| | | | - Kamil Uney
- Department of Pharmacology and Toxicology, Faculty of Veterinary Medicine, University of Selcuk, Konya, Turkey
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Xu L, Zang J, Cong W, Holton E, Jiang L, Sheppard SK, Wang Y, Wang N, Weeks J, Fu C, Jiang Q, Lambert H, Kasprzyk-Hordern B. Assessment of community-wide antimicrobials usage in Eastern China using wastewater-based epidemiology. WATER RESEARCH 2022; 222:118942. [PMID: 35944410 DOI: 10.1016/j.watres.2022.118942] [Citation(s) in RCA: 8] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/14/2022] [Revised: 07/30/2022] [Accepted: 08/01/2022] [Indexed: 06/15/2023]
Abstract
Wastewater-based epidemiology (WBE) has potential to identify the epidemiological links between people, animals, and the environment, as part of antimicrobial resistance (AMR) surveillance. In this study, we investigated six wastewater treatment plants (WWTPs) serving six communities located in two regions in Eastern China: Site A in Zhejiang and site B in Jiangsu province to assess the public use of antimicrobial agents (AA). Fifty antimicrobials and 24 of their metabolites were quantified using ultraperformance liquid chromatography coupled with triple quadrupole tandem mass spectrometry (UPLC-MS/MS). Spatiotemporal trends were established for measured concentrations, daily loads, and population-normalised daily loads. Daily AA mass loads varied between 1.6 g/day and 324.6 g/day reflecting the WWTP scales, with macrolides and β-lactams showing the highest overall environmental burden at 223.7 g/day and 173.7 g/day, respectively. Emissions of antibiotic residues from manufacturing have been observed, with the peak daily load 12-fold higher than the overall load from a community serving a population of over 600,000. Community exposure levels of 225.2 ± 156.2 mg/day/1000 inhabitant and 351.9 ± 133.5 mg/day/1000 inhabitant were recorded in site A and B, respectively. Paired parent-metabolites analysis identified a large proportion (64-78%) of un-metabolised metronidazole and clindamycin at site B, indicating improper disposal of unused drugs either in the community or in livestock production. Consumption levels, calculated via WBE, suggested relatively low antimicrobial usage in Eastern China compared to other areas in China. This first application of WBE in Eastern China to assess the community-wide exposure to AAs has potential to inform regional antimicrobial stewardship.
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Affiliation(s)
- Like Xu
- Department of Chemistry, Faculty of Science, University of Bath, Bath BA2 7AY, UK
| | - Jinxin Zang
- Key Laboratory of Public Health Safety of Ministry of Education, School of Public Health, Fudan University, Shanghai 200032, China
| | - Wenjuan Cong
- Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, UK
| | - Elizabeth Holton
- Department of Chemistry, Faculty of Science, University of Bath, Bath BA2 7AY, UK
| | - Lufang Jiang
- Key Laboratory of Public Health Safety of Ministry of Education, School of Public Health, Fudan University, Shanghai 200032, China
| | - Samuel K Sheppard
- The Milner Centre for Evolution, Department of Biology and Biochemistry, University of Bath, Bath BA2 7AY, UK
| | - Yingying Wang
- Key Laboratory of Public Health Safety of Ministry of Education, School of Public Health, Fudan University, Shanghai 200032, China
| | - Na Wang
- Key Laboratory of Public Health Safety of Ministry of Education, School of Public Health, Fudan University, Shanghai 200032, China.
| | | | - Chaowei Fu
- Key Laboratory of Public Health Safety of Ministry of Education, School of Public Health, Fudan University, Shanghai 200032, China
| | - Qingwu Jiang
- Key Laboratory of Public Health Safety of Ministry of Education, School of Public Health, Fudan University, Shanghai 200032, China
| | - Helen Lambert
- Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, UK
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40
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MacKinnon KJ, Tan J, Schaal SW, Davies JL. Spontaneous bilateral superficial digital flexor tendon rupture in a horse with guttural pouch empyema and suspected purpura hemorrhagica. EQUINE VET EDUC 2022. [DOI: 10.1111/eve.13663] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
| | - Jean‐Yin Tan
- Department of Veterinary Clinical and Diagnostic Sciences University of Calgary Faculty of Veterinary Medicine Calgary Alberta Canada
| | | | - Jennifer L. Davies
- Diagnostic Services Unit and Department of Veterinary Clinical and Diagnostic Sciences University of Calgary Faculty of Veterinary Medicine Calgary Alberta Canada
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Nueangphuet P, Hamano T, Hirai T, Sakaguchi Y, Sonoda H, Otsuka M, Yamato O, Hobo S, Ikeda M, Yamaguchi R. Rhabdomyolysis, myoglobinuric nephrosis, and crystalline nephropathy in a captive bottlenose dolphin. J Vet Diagn Invest 2022; 34:668-673. [PMID: 35477373 PMCID: PMC9266508 DOI: 10.1177/10406387221090516] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022] Open
Abstract
A 5-y-old female bottlenose dolphin (Tursiops truncatus) from an aquarium in Japan had clinical signs of anorexia, vomiting, and bradykinesia. Enrofloxacin and lactated Ringer solution were administered for treatment of bacterial infection and for rehydration. Elevations of creatine kinase and aspartate aminotransferase activities were detected on day 4 of treatment, indicating that rhabdomyolysis had developed on day 3. On day 5, serum creatinine and urea concentrations increased and remained high throughout the remaining treatment; the dolphin died on day 16. Postmortem examination revealed massive necrosis of the longissimus dorsi muscles. Histologic examination revealed extensive necrosis of skeletal myofibers, multifocal renal tubular necrosis with intratubular casts and crystals, and suppurative bronchopneumonia. The renal casts labeled positively with anti-myoglobin antibody; expression of aquaporin-1 was decreased in renal tubules compared to normal kidney tissue. To our knowledge, this description of clinicopathologic findings of rhabdomyolysis leading to acute kidney injury with concomitant crystalline nephropathy has not been reported previously in a bottlenose dolphin.
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Affiliation(s)
- Phawut Nueangphuet
- Departments of Veterinary Pathology, Faculty of Agriculture, University of Miyazaki, Miyazaki, Japan
| | | | - Takuya Hirai
- Departments of Veterinary Pathology, Faculty of Agriculture, University of Miyazaki, Miyazaki, Japan
| | - Yui Sakaguchi
- Veterinary Pharmacology, Faculty of Agriculture, University of Miyazaki, Miyazaki, Japan
| | - Hiroko Sonoda
- Veterinary Pharmacology, Faculty of Agriculture, University of Miyazaki, Miyazaki, Japan
| | | | - Osamu Yamato
- Departments of Clinical Pathology, Joint Faculty of Veterinary Medicine, Kagoshima University, Kagoshima, Japan
| | - Seiji Hobo
- Domestic Animal Internal Medicine, Joint Faculty of Veterinary Medicine, Kagoshima University, Kagoshima, Japan
| | - Masahiro Ikeda
- Veterinary Pharmacology, Faculty of Agriculture, University of Miyazaki, Miyazaki, Japan
| | - Ryoji Yamaguchi
- Departments of Veterinary Pathology, Faculty of Agriculture, University of Miyazaki, Miyazaki, Japan
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Enrofloxacin—The Ruthless Killer of Eukaryotic Cells or the Last Hope in the Fight against Bacterial Infections? Int J Mol Sci 2022; 23:ijms23073648. [PMID: 35409007 PMCID: PMC8998546 DOI: 10.3390/ijms23073648] [Citation(s) in RCA: 23] [Impact Index Per Article: 11.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/25/2022] [Revised: 03/22/2022] [Accepted: 03/24/2022] [Indexed: 01/18/2023] Open
Abstract
Enrofloxacin is a compound that originates from a group of fluoroquinolones that is widely used in veterinary medicine as an antibacterial agent (this antibiotic is not approved for use as a drug in humans). It reveals strong antibiotic activity against both Gram-positive and Gram-negative bacteria, mainly due to the inhibition of bacterial gyrase and topoisomerase IV enzymatic actions. The high efficacy of this molecule has been demonstrated in the treatment of various animals on farms and other locations. However, the use of enrofloxacin causes severe adverse effects, including skeletal, reproductive, immune, and digestive disorders. In this review article, we present in detail and discuss the advantageous and disadvantageous properties of enrofloxacin, showing the benefits and risks of the use of this compound in veterinary medicine. Animal health and the environmental effects of this stable antibiotic (with half-life as long as 3–9 years in various natural environments) are analyzed, as are the interesting properties of this molecule that are expressed when present in complexes with metals. Recommendations for further research on enrofloxacin are also proposed.
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Comparative Study on Synergistic Toxicity of Enrofloxacin Combined with Three Antibiotics on Proliferation of THLE-2 Cell. Antibiotics (Basel) 2022; 11:antibiotics11030394. [PMID: 35326859 PMCID: PMC8944827 DOI: 10.3390/antibiotics11030394] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/09/2022] [Revised: 03/01/2022] [Accepted: 03/10/2022] [Indexed: 01/27/2023] Open
Abstract
Little attention has been paid to the problem of the combined toxicity of accumulated antibiotics on humans from food and clinical treatments. Therefore, we used human hepatocytes to study the joint toxicity of four common antibiotics. The cytotoxicity of enrofloxacin (ENR), combined with ciprofloxacin (CFX), florfenicol (FFC), or sulfadimidine (SMD) on THLE-2 cells was determined by CCK-8 assays; then their joint toxicity was evaluated using CalcuSyn 2.0. Dose–effect curves and median-effect plots established on large amounts of data and CI values were calculated to judge the nature of the combination’s interaction. ED50, ED75, and ED90 were predicted to elucidate the changing trend of the concentration on the toxicity of each drug pair. The ENR-CFX and ENR-FFC pairs exhibited synergistic toxicity only at special concentration rates, while ENR and SMD synergistically induced cytotoxicity at almost all the concentration rates studied. The mixed ratio was a significant factor for synergistic toxicity and should be evaluated in all combined effect studies. These results suggested that the combined toxicity of these four drugs should be taken into account in their risk assessment.
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44
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Badawy S, Yang Y, Liu Y, Marawan MA, Ares I, Martinez MA, Martínez-Larrañaga MR, Wang X, Anadón A, Martínez M. Toxicity induced by ciprofloxacin and enrofloxacin: oxidative stress and metabolism. Crit Rev Toxicol 2022; 51:754-787. [PMID: 35274591 DOI: 10.1080/10408444.2021.2024496] [Citation(s) in RCA: 14] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Abstract
Ciprofloxacin (CIP) (human use) and enrofloxacin (ENR) (veterinary use) are synthetic anti-infectious medications that belong to the second generation of fluoroquinolones. They have a wide antimicrobial spectrum and strong bactericidal effects at very low concentrations via enzymatic inhibition of DNA gyrase and topoisomerase IV, which are required for DNA replication. They also have high bioavailability, rapid absorption with favorable pharmacokinetics and excellent tissue penetration, including cerebral spinal fluid. These features have made them the most applied antibiotics in both human and veterinary medicine. ENR is marketed exclusively for animal medicine and has been widely used as a therapeutic veterinary antibiotic, resulting in its residue in edible tissues and aquatic environments, as well as the development of resistance and toxicity. Estimation of the risks to humans due to antimicrobial resistance produced by CIP and ENR is important and of great interest. Moreover, in rare cases due to their overdose and/or prolonged administration, the development of CIP and ENR toxicity may occur. The toxicity of these fluoroquinolones antimicrobials is mainly related to reactive oxygen species (ROS) and oxidative stress (OS) generation, besides metabolism-related toxicity. Therefore, CIP is restricted in pregnant and lactating women, pediatrics and elderly similarly ENR do in the veterinary field. This review manuscript aims to identify the toxicity induced by ROS and OS as a common sequel of CIP and ENR. Furthermore, their metabolism and the role of metabolizing enzymes were reported.
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Affiliation(s)
- Sara Badawy
- National Reference Laboratory of Veterinary Drug Residues (HZAU) and MAO Key Laboratory for Detection of Veterinary Drug Residues, Huazhong Agricultural University, Wuhan, China.,Pathology Department of Animal Medicine, Faculty of Veterinary Medicine, Benha University, Benha, Egypt
| | - YaQin Yang
- MAO Laboratory for Risk Assessment of Quality and Safety of Livestock and Poultry Products, Huazhong Agricultural University, Wuhan, China
| | - Yanan Liu
- MAO Laboratory for Risk Assessment of Quality and Safety of Livestock and Poultry Products, Huazhong Agricultural University, Wuhan, China
| | - Marawan A Marawan
- The State Key Laboratory of Agricultural Microbiology, Huazhong Agricultural University, Wuhan, China.,Infectious Diseases, Animal Medicine Department, Faculty of Veterinary Medicine, Benha University, Benha, Egypt
| | - Irma Ares
- Department of Pharmacology and Toxicology, Faculty of Veterinary Medicine, Universidad Complutense de Madrid (UCM), and Research Institute Hospital 12 de Octubre (i + 12), Madrid, Spain
| | - María-Aránzazu Martinez
- Department of Pharmacology and Toxicology, Faculty of Veterinary Medicine, Universidad Complutense de Madrid (UCM), and Research Institute Hospital 12 de Octubre (i + 12), Madrid, Spain
| | - María-Rosa Martínez-Larrañaga
- Department of Pharmacology and Toxicology, Faculty of Veterinary Medicine, Universidad Complutense de Madrid (UCM), and Research Institute Hospital 12 de Octubre (i + 12), Madrid, Spain
| | - Xu Wang
- National Reference Laboratory of Veterinary Drug Residues (HZAU) and MAO Key Laboratory for Detection of Veterinary Drug Residues, Huazhong Agricultural University, Wuhan, China.,MAO Laboratory for Risk Assessment of Quality and Safety of Livestock and Poultry Products, Huazhong Agricultural University, Wuhan, China
| | - Arturo Anadón
- Department of Pharmacology and Toxicology, Faculty of Veterinary Medicine, Universidad Complutense de Madrid (UCM), and Research Institute Hospital 12 de Octubre (i + 12), Madrid, Spain
| | - Marta Martínez
- Department of Pharmacology and Toxicology, Faculty of Veterinary Medicine, Universidad Complutense de Madrid (UCM), and Research Institute Hospital 12 de Octubre (i + 12), Madrid, Spain
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45
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Dogan H, Ocal H, Safak T, Kilinc MA, Risvanli A. Dose related inhibitor effect of enrofloxacin on in vitro feline spontaneous myometrial contractility. Anim Reprod Sci 2022; 239:106972. [DOI: 10.1016/j.anireprosci.2022.106972] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/18/2021] [Revised: 03/16/2022] [Accepted: 03/20/2022] [Indexed: 11/29/2022]
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Wijayanti AD, Ardiansyah RD, Pratama AM, Haryanto A, Fitriana I. Validation method for determining enrofloxacin and tylosin levels in broiler liver, kidney, and muscle using high-performance liquid chromatography. Vet World 2022; 15:268-274. [PMID: 35400941 PMCID: PMC8980376 DOI: 10.14202/vetworld.2022.268-274] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/27/2021] [Accepted: 01/10/2022] [Indexed: 11/16/2022] Open
Abstract
Background and Aim: Enrofloxacin and tylosin can be combined into an antibiotic formulation which is expected to have a broader range of antibacterial activity against various infections in broilers. Validation method analysis of the levels of these two active compounds needs to be done for future use in pharmacokinetic or residual studies. The present study aims to determine a suitable validation method of isocratic high-performance liquid chromatography (HPLC) to measure the concentration of antibiotic combinations in the broiler liver, kidney, and muscles.
Materials and Methods: The combination of enrofloxacin and tylosin in the liver, kidney, and muscle was validated by HPLC method to find the procedures, processes, equipment, and systems used, consistently provides the appropriate results. The chromatography system consisted of an Octadecyl-silica column of 5 μm in diameter and 150 mm in length with a mobile phase of a mixture of 0.05 M monobasic sodium phosphate (pH 2.5) and acetonitrile (65:35 v/v). The solution was detected at a wavelength of 280 nm, 30°C, a flow rate of 1 mL/min, and an injection volume of 20 μL. The combination antibiotics powder was produced from PT Tekad Mandiri Citra, Bandung, Indonesia, and broiler tissues obtained from day-old chick broilers maintained for 30 days with free antibiotic feed.
Results: Validation of a combination solution of enrofloxacin and tylosin shows the linearity values of enrofloxacin and tylosin in the liver, kidney, and muscles as r2=0.9988, r2=0.9999, r2=0.9997, r2=0.9989, r2=0.9978, and r2=0.9962. The accuracy and precision values of enrofloxacin in the liver, kidney, and muscles were 5.53, 6.23, and 6.93, respectively. The values of accuracy and precision of tylosin in the liver, kidney, and muscles were 10.43, 4.63, and 7.16%, respectively. The retention times for enrofloxacin and tylosin were 1.945-2.000 min and 4.175-4.342 min. The limit of detection (LOD) and limit of quantity (LOQ) values for enrofloxacin were 3.03 and 10.1 μg/g, respectively. In contrast, the LOD and LOQ values for tylosin were 9.05 and 30.17 μg/g, respectively.
Conclusion: The value of linearity, accuracy, precision, specificity, and sensitivity of the combined solution of enrofloxacin and tylosin showed promising results.
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Affiliation(s)
- Agustina Dwi Wijayanti
- Department of Pharmacology, Faculty of Veterinary Medicine, Universitas Gadjah Mada, Jl. Fauna no. 2 Karangmalang, Yogyakarta, Indonesia
| | - Rahmad Dwi Ardiansyah
- Department of Pharmacology, Faculty of Veterinary Medicine, Universitas Gadjah Mada, Jl. Fauna no. 2 Karangmalang, Yogyakarta, Indonesia
| | - Anggi Muhtar Pratama
- Department of Pharmacology, Faculty of Veterinary Medicine, Universitas Gadjah Mada, Jl. Fauna no. 2 Karangmalang, Yogyakarta, Indonesia
| | - Aris Haryanto
- Department of Biochemistry, Faculty of Veterinary Medicine, Universitas Gadjah Mada, Jl. Fauna no. 2 Karangmalang, Yogyakarta, Indonesia
| | - Ida Fitriana
- Department of Pharmacology, Faculty of Veterinary Medicine, Universitas Gadjah Mada, Jl. Fauna no. 2 Karangmalang, Yogyakarta, Indonesia
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Drug-Dosing Adjustment in Dogs and Cats with Chronic Kidney Disease. Animals (Basel) 2022; 12:ani12030262. [PMID: 35158584 PMCID: PMC8833495 DOI: 10.3390/ani12030262] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/20/2021] [Revised: 01/13/2022] [Accepted: 01/18/2022] [Indexed: 11/17/2022] Open
Abstract
Chronic kidney disease is a common kidney disorder in adult and aged dogs and cats; the management of associated complications and comorbidities generally requires a life-long medical treatment to ensure a good quality of life of affected patients. However, indications and the literature on drug dosing in dogs and cats with chronic kidney disease are often lacking. The aim of this review is to revise the current literature on drug dosing in canine and feline patients with renal impairment, with a special focus on the most commonly used medications to manage chronic kidney disease and possible comorbidities.
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Visca A, Rauseo J, Spataro F, Patrolecco L, Grenni P, Massini G, Mazzurco Miritana V, Barra Caracciolo A. Antibiotics and antibiotic resistance genes in anaerobic digesters and predicted concentrations in agroecosystems. JOURNAL OF ENVIRONMENTAL MANAGEMENT 2022; 301:113891. [PMID: 34731939 DOI: 10.1016/j.jenvman.2021.113891] [Citation(s) in RCA: 13] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 01/22/2021] [Revised: 09/18/2021] [Accepted: 09/30/2021] [Indexed: 05/23/2023]
Abstract
In recent decades, the innovative practice of management and valorization of agrozootechnical waste as energy through anaerobic digestion (AD) has been rapidly growing. However, whether applying digestate to soil as biofertilizer can be a source of antibiotics (ABs) and antibiotic resistance genes (ARGs) has not been fully investigated so far. In this work the ARGs responsible for sulfamethoxazole (SMX) resistance (sul1, sul2), ciprofloxacin (CIP) resistance (qnrS, qepA, aac-(6')-Ib-cr) and the mobile genetic element intl1, together with the concentrations of the antibiotics SMX and CIP, were measured in several anaerobic digesters located in Central Italy. Based on these results, the concentrations of antibiotics and ARGs which can potentially reach soil through amendment with digestate were also estimated. The highest CIP and SMX concentrations were found during winter and spring in anaerobic digesters. The highest ARG abundances were found for the aac-(6')-Ib-cr and sul2 genes. The overall results showed that application of digestate to soil does not exclude AB contamination and spread of ARGs in agroecosystems, especially in the case of ciprofloxacin, owing to its high intrinsic persistence.
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Affiliation(s)
- Andrea Visca
- Water Research Institute - National Research Council (IRSA-CNR), Rome, Italy
| | - Jasmin Rauseo
- Institute of Polar Sciences - National Research Council (ISP-CNR), Rome, Italy.
| | - Francesca Spataro
- Institute of Polar Sciences - National Research Council (ISP-CNR), Rome, Italy
| | - Luisa Patrolecco
- Institute of Polar Sciences - National Research Council (ISP-CNR), Rome, Italy
| | - Paola Grenni
- Water Research Institute - National Research Council (IRSA-CNR), Rome, Italy
| | - Giulia Massini
- Department of Energy Technologies, Italian National Agency for New Technologies, Energy and Sustainable Economic Development (ENEA), Via Anguillarese 301, 00123, Rome, Italy
| | - Valentina Mazzurco Miritana
- Water Research Institute - National Research Council (IRSA-CNR), Rome, Italy; Department of Energy Technologies, Italian National Agency for New Technologies, Energy and Sustainable Economic Development (ENEA), Via Anguillarese 301, 00123, Rome, Italy
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Li J, Claudi B, Fanous J, Chicherova N, Cianfanelli FR, Campbell RAA, Bumann D. Tissue compartmentalization enables Salmonella persistence during chemotherapy. Proc Natl Acad Sci U S A 2021; 118:e2113951118. [PMID: 34911764 PMCID: PMC8713819 DOI: 10.1073/pnas.2113951118] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 11/11/2021] [Indexed: 12/14/2022] Open
Abstract
Antimicrobial chemotherapy can fail to eradicate the pathogen, even in the absence of antimicrobial resistance. Persisting pathogens can subsequently cause relapsing diseases. In vitro studies suggest various mechanisms of antibiotic persistence, but their in vivo relevance remains unclear because of the difficulty of studying scarce pathogen survivors in complex host tissues. Here, we localized and characterized rare surviving Salmonella in mouse spleen using high-resolution whole-organ tomography. Chemotherapy cleared >99.5% of the Salmonella but was inefficient against a small Salmonella subset in the white pulp. Previous models could not explain these findings: drug exposure was adequate, Salmonella continued to replicate, and host stresses induced only limited Salmonella drug tolerance. Instead, antimicrobial clearance required support of Salmonella-killing neutrophils and monocytes, and the density of such cells was lower in the white pulp than in other spleen compartments containing higher Salmonella loads. Neutrophil densities declined further during treatment in response to receding Salmonella loads, resulting in insufficient support for Salmonella clearance from the white pulp and eradication failure. However, adjunctive therapies sustaining inflammatory support enabled effective clearance. These results identify uneven Salmonella tissue colonization and spatiotemporal inflammation dynamics as main causes of Salmonella persistence and establish a powerful approach to investigate scarce but impactful pathogen subsets in complex host environments.
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Affiliation(s)
- Jiagui Li
- Biozentrum, University of Basel, CH-4056 Basel, Switzerland
| | | | - Joseph Fanous
- Biozentrum, University of Basel, CH-4056 Basel, Switzerland
| | | | | | | | - Dirk Bumann
- Biozentrum, University of Basel, CH-4056 Basel, Switzerland
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Uney K, Terzi E, Durna Corum D, Ozdemir RC, Bilen S, Corum O. Pharmacokinetics and Pharmacokinetic/Pharmacodynamic Integration of Enrofloxacin Following Single Oral Administration of Different Doses in Brown Trout ( Salmo trutta). Animals (Basel) 2021; 11:ani11113086. [PMID: 34827818 PMCID: PMC8614407 DOI: 10.3390/ani11113086] [Citation(s) in RCA: 11] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/28/2021] [Revised: 10/25/2021] [Accepted: 10/26/2021] [Indexed: 11/23/2022] Open
Abstract
Simple Summary The pharmacokinetic/pharmacodynamic studies report the use of enrofloxacin at higher doses than 10 mg/kg in fish. Pharmacokinetic data for increasing doses of enrofloxacin can facilitate suggestions regarding the dose for the treatment of infections in brown trout. This study aims to determine single oral pharmacokinetics of enrofloxacin at 10, 20, and 40 mg/kg doses in brown trout and pharmacodynamics against Aeromonas hydrophila and A. sobria. Enrofloxacin exhibited non-linear and dose-disproportional pharmacokinetics. The long action of enrofloxacin following the single oral administration at 10 and 20 mg/kg doses may provide the unique dosage regimen to minimize handling, thereby reducing the cost of administration and stress in brown trout. Abstract The pharmacokinetic of enrofloxacin was investigated in brown trout (Salmo trutta) following oral administration of 10, 20, and 40 mg/kg doses at 11 ± 1.5 °C. Furthermore, MICs of enrofloxacin against Aeromonas hydrophila and A. sobria were determined. The plasma concentrations of enrofloxacin and ciprofloxacin were determined using HPLC–UV and analyzed by non-compartmental method. Following oral administration at dose of 10 mg/kg, total clearance (CL/F), area under the concentration–time curve (AUC0−∞) and peak plasma concentrations (Cmax) were 41.32 mL/h/kg, 242.02 h*μg/mL and 4.63 μg/mL, respectively. When compared to 10 mg/kg dose, the dose-normalized AUC0–∞ and Cmax were increased by 56.30% and 30.08%, respectively, while CL/F decreased by 38.4% at 40 mg/kg dose, suggesting the non-linearity. Ciprofloxacin was not detected in the all of plasma samples. The MIC values of enrofloxacin were ranged 0.0625–4 μg/mL for A. hydrophila and 0.0625–2 μg/mL for A. sobria. The oral administration of enrofloxacin at 10 (for 192 h) and 20 (for 240 h) mg/kg doses provided the AUC of enrofloxacin equal to 1.23 and 1.96-fold MICs, respectively, for A. hydrophila and A. sobria with the MIC90 values of 1 µg/mL. However, further researches are needed on the PK/PD study of enrofloxacin for the successful treatment of infections caused by A. hydrophila and A. sobria in brown trout.
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Affiliation(s)
- Kamil Uney
- Department of Pharmacology and Toxicology, Faculty of Veterinary Medicine, University of Selcuk, Konya 42031, Turkey;
| | - Ertugrul Terzi
- Faculty of Fisheries, University of Kastamonu, Kastamonu 37200, Turkey; (E.T.); (R.C.O.); (S.B.)
| | - Duygu Durna Corum
- Department of Pharmacology and Toxicology, Faculty of Veterinary Medicine, University of Kastamonu, Kastamonu 37200, Turkey;
| | - Rahmi Can Ozdemir
- Faculty of Fisheries, University of Kastamonu, Kastamonu 37200, Turkey; (E.T.); (R.C.O.); (S.B.)
| | - Soner Bilen
- Faculty of Fisheries, University of Kastamonu, Kastamonu 37200, Turkey; (E.T.); (R.C.O.); (S.B.)
| | - Orhan Corum
- Department of Pharmacology and Toxicology, Faculty of Veterinary Medicine, University of Kastamonu, Kastamonu 37200, Turkey;
- Correspondence: ; Tel.: +90-3662805112
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