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Sun J, Dai J, Chen J, He Y, Su L, Gong M, Cao M, Wei K, You Y, Liu L, Bai L, Cui S, Chen J, Yang B. Antibiotic susceptibility and genomic analysis of ciprofloxacin-resistant and ESBLs-producing Escherichia coli in vegetables and their irrigation water and growing soil. Int J Food Microbiol 2024; 414:110629. [PMID: 38368793 DOI: 10.1016/j.ijfoodmicro.2024.110629] [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: 10/31/2023] [Revised: 02/08/2024] [Accepted: 02/11/2024] [Indexed: 02/20/2024]
Abstract
The rise of antibiotic resistance in Escherichia coli has become a major global public health concern. While there is extensive research on antibiotic-resistant E. coli from human and animal sources, studies on vegetables and their environments are limited. This study investigated the prevalence and characteristics of ciprofloxacin-resistant (CIPR) E. coli in 13 types of edible raw vegetables, along with their irrigation water and soil in Shaanxi, China. Of 349 samples collected (157 vegetables, 59 water, and 133 soil), a total of 48 positive samples were detected, with one CIPRE. coli strain isolated from each sample being selected for further analyses. A striking observation was its high prevalence in irrigation water at 44.1 %, markedly exceeding that in vegetables (12.0 %) and soil (4.5 %). The susceptibility of Forty-eight CIPRE. coli isolates was evaluated using the disc diffusion method for 18 different antibiotics, all these isolates were not only resistant to the tested fluoroquinolones antibiotics (levofloxacin, nalidixic acid), but also displayed a multi-drug resistance (MDR) pattern. Twenty-eight (58.3 %) of 48 CIPRE. coli isolates exhibited extended spectrum β-lactamases (ESBLs) (CIPR-ESBLs) producing phenotype. Subsequently, whole-genome sequencing was performed on these 28 isolates. We identified 12 serotypes and STs each, with O101: H9 (35.7 %, 10/28) and ST10 (21.4 %, 6/28) being the most common. Further classification placed these isolates into five phylogenetic groups: A (57.1 %, 16/28), B1 (32.1 %, 9/28), D (3.6 %, 1/28), B2 (3.6 %,1/28), and F (3.6 %,1/28). Notelly, Identical ST types, serotypes and phylogroups were found in certain CIPR-ESBLs-producing E. coli from both vegetables and adjacent irrigation water. Genomic analysis of the 28 CIPR-ESBLs-producing E. coli isolates unveiled 73 resistance genes, associated with 13 amino acid mutations in resistance-determining regions (QRDRs) and resistance to 12 types of antibiotics. Each isolate was confirmed to carry both ESBLs and fluoroquinolone resistance genes, with the Ser83Ala mutation in GyrA (96.4 %, 27/28) being the most prevalent. A detailed analysis of Mobile Genetic Elements (MGEs) revealed that IncFIB and IncFII plasmid subtypes were most prevalent in 60.7 % and 67.9 % of isolates, respectively, with 75 % containing over 10 insertion sequences (IS) each. Furthermore, we observed that certain ESBL and PMQR genes were located on plasmids or in proximity to insertion sequences. In conclusion, our research highlights the widespread presence of CIPRE. coli in irrigation water and thoroughly examines the genetic characteristics of CIPR-ESBLs-producing E. coli strains, underlining the need for ongoing monitoring and management to reduce multidrug-resistant bacteria in vegetables and their environment.
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Affiliation(s)
- Jiali Sun
- College of Food Science and Engineering, Northwest A&F University, Yangling 712100, China
| | - Jinghan Dai
- College of Food Science and Engineering, Northwest A&F University, Yangling 712100, China
| | - Jin Chen
- College of Food Science and Engineering, Northwest A&F University, Yangling 712100, China
| | - Yuanjie He
- College of Life Science, Northwest A&F University, Yangling 712100, China
| | - Li Su
- College of Food Science and Engineering, Northwest A&F University, Yangling 712100, China
| | - Mengqing Gong
- College of Food Science and Engineering, Northwest A&F University, Yangling 712100, China
| | - Mengyuan Cao
- College of Food Science and Engineering, Northwest A&F University, Yangling 712100, China
| | - Kexin Wei
- College of Food Science and Engineering, Northwest A&F University, Yangling 712100, China
| | - Yi You
- College of Food Science and Engineering, Northwest A&F University, Yangling 712100, China
| | - Lisha Liu
- China National Center for Food Safety Risk Assessment, Beijing 100022, China
| | - Li Bai
- China National Center for Food Safety Risk Assessment, Beijing 100022, China
| | - Shenghui Cui
- National Institutes for Food and Drug Control, Beijing 100050, China
| | - Jia Chen
- College of Chemical Technology, Shijiazhuang University, Shijiazhuang 050035, China
| | - Baowei Yang
- College of Food Science and Engineering, Northwest A&F University, Yangling 712100, China; Shaanxi Engineering Research Centre of Dairy Products Quality, Safety and Health, Yangling, Shaanxi 712100, China.
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Mandujano A, Cortés-Espinosa DV, Vásquez-Villanueva J, Guel P, Rivera G, Juárez-Rendón K, Cruz-Pulido WL, Aguilera-Arreola G, Guerrero A, Bocanegra-García V, Martínez-Vázquez AV. Extended-Spectrum β-Lactamase-Producing Escherichia coli Isolated from Food-Producing Animals in Tamaulipas, Mexico. Antibiotics (Basel) 2023; 12:1010. [PMID: 37370329 DOI: 10.3390/antibiotics12061010] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/09/2023] [Revised: 05/22/2023] [Accepted: 05/30/2023] [Indexed: 06/29/2023] Open
Abstract
Extended-spectrum β-lactamase (ESBL)-producing E. coli has become an important global problem for the public health sector. This study aims to investigate the E. coli antimicrobial resistance profile among living food-producing animals in Tamaulipas, Mexico. A total of 200 fecal samples were collected from bovines, pigs, chickens and sheep. A total of 5.0% of the strains were phenotypically confirmed as ESBL producers. A high percentage of phenotypic antimicrobial resistance was observed against gentamicin (93.3%), tetracycline (86.6%) and streptomycin (83.3%). The gentamicin-resistant strains showed MDR, distributed among 27 resistance patterns to different antimicrobials. The antimicrobial resistance gene tet(A) was detected in 73.3% of isolates, aadA1 in 60.0% and sul2 in 43.3% of strains. The blaCTX-M gene was found in 23.3% of strains. The virulence gene hlyA was detected in 43.3% of isolates; stx1 and stx2 were not detected in any strain. The phylotyping indicated that the isolates belonged to groups A (33.3%), B1 (16.6%), B2 (40.0%) and D (10.0%). These results show that food-producing animals might be a reservoir of ESBL-producing bacteria and may play a role in their spread.
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Affiliation(s)
- Antonio Mandujano
- Centro de Biotecnología Genómica, Instituto Politécnico Nacional, Tamaulipas C.P. 88710, Mexico
| | | | - José Vásquez-Villanueva
- Facultad de Medicina Veterinaria y Zootecnia, Universidad Autónoma de Tamaulipas, Cd. Victoria C.P. 87274, Mexico
| | - Paulina Guel
- Centro de Biotecnología Genómica, Instituto Politécnico Nacional, Tamaulipas C.P. 88710, Mexico
| | - Gildardo Rivera
- Centro de Biotecnología Genómica, Instituto Politécnico Nacional, Tamaulipas C.P. 88710, Mexico
| | - Karina Juárez-Rendón
- Centro de Biotecnología Genómica, Instituto Politécnico Nacional, Tamaulipas C.P. 88710, Mexico
| | | | | | - Abraham Guerrero
- Consejo Nacional de Ciencia y Tecnología (CONACyT), Centro de Investigación en Alimentación y Desarrollo (CIAD), Mazatlán C.P. 82100, Mexico
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Martínez-Vázquez AV, Mandujano A, Cruz-Gonzalez E, Guerrero A, Vazquez J, Cruz-Pulido WL, Rivera G, Bocanegra-García V. Evaluation of Retail Meat as a Source of ESBL Escherichia coli in Tamaulipas, Mexico. Antibiotics (Basel) 2022; 11:antibiotics11121795. [PMID: 36551452 PMCID: PMC9774973 DOI: 10.3390/antibiotics11121795] [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: 10/31/2022] [Revised: 12/01/2022] [Accepted: 12/07/2022] [Indexed: 12/14/2022] Open
Abstract
In recent decades, the appearance of a group of strains resistant to most β-lactam antibiotics, called extended-spectrum β-lactamases (ESBLs), has greatly impacted the public health sector. The present work aimed to identify the prevalence of ESBL-producing Escherichia coli strains in retail meat from northeast Tamaulipas. A total of 228 meat samples were obtained from 76 different stores. A prevalence of E. coli ESBL of 6.5% (15/228) was detected. All (15/15) of the ESBL strains were multiresistant. Altogether, 40% (6/15) of the strains showed the presence of class 1 integrons. The isolates identified with blaCTX-M (20%) also showed co-resistance with the tet (A and B), str (A and B), and sul (2 and 3) genes. A total of 20% of the strains belonged to the B2 and D phylogroups, which are considered pathogenic groups. None of the ESBL-positive strains contained any of the virulence gene factors tested. The presence of ESBL-producing E. coli strains in meat indicates a potential risk to the consumer. Although most of these strains were classified as commensals, they were found to serve as reservoirs of multiresistance to antimicrobials and, therefore, are potential routes of dispersion of this resistance to other bacteria.
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Affiliation(s)
- Ana Verónica Martínez-Vázquez
- Centro de Biotecnología Genómica of Instituto Politécnico Nacional, Reynosa 88710, Mexico
- Correspondence: (A.V.M.-V.); (V.B.-G.); Tel.: +52-8999243627 (ext. 87753) (V.B.-G.)
| | - Antonio Mandujano
- Centro de Biotecnología Genómica of Instituto Politécnico Nacional, Reynosa 88710, Mexico
| | - Eduardo Cruz-Gonzalez
- Centro de Biotecnología Genómica of Instituto Politécnico Nacional, Reynosa 88710, Mexico
| | - Abraham Guerrero
- CONACyT Research, Centro de Investigación en Alimentación y Desarrollo, Mazatlán 82112, Mexico
| | - Jose Vazquez
- Facultad de Medicina Veterinaria, Universidad Autónoma de Tamaulipas, Cd Victoria 87274, Mexico
| | | | - Gildardo Rivera
- Centro de Biotecnología Genómica of Instituto Politécnico Nacional, Reynosa 88710, Mexico
| | - Virgilio Bocanegra-García
- Centro de Biotecnología Genómica of Instituto Politécnico Nacional, Reynosa 88710, Mexico
- Correspondence: (A.V.M.-V.); (V.B.-G.); Tel.: +52-8999243627 (ext. 87753) (V.B.-G.)
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Zhang S, Huang Y, Chen M, Yang G, Zhang J, Wu Q, Wang J, Ding Y, Ye Q, Lei T, Su Y, Pang R, Yang R, Zhang Y. Characterization of Escherichia coli O157:non-H7 isolated from retail food in China and first report of mcr-1/IncI2-carrying colistin-resistant E. coli O157:H26 and E. coli O157:H4. Int J Food Microbiol 2022; 378:109805. [DOI: 10.1016/j.ijfoodmicro.2022.109805] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/21/2022] [Revised: 05/23/2022] [Accepted: 06/12/2022] [Indexed: 10/18/2022]
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Seo K, Do KH, Lee WK. Molecular characteristics of fluoroquinolone-resistant Escherichia coli isolated from suckling piglets with colibacillosis. BMC Microbiol 2022; 22:216. [PMID: 36109712 PMCID: PMC9476276 DOI: 10.1186/s12866-022-02632-9] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/22/2021] [Accepted: 09/06/2022] [Indexed: 11/10/2022] Open
Abstract
Abstract
Objectives
Colibacillosis is a frequent enteric disease in the pig industry that causes significant economic losses. The objective of this study was to investigate the molecular characteristics of fluoroquinolone (FQ)-resistant E. coli isolates from suckling piglets with colibacillosis.
Results
A total of 43 FQ-resistant E. coli isolates were tested in this study and all isolates showed multi-drug resistance (MDR) and mutations in quinolone resistance determining regions (gyrA or parC). Especially, FQ-resistant E. coli isolates with double mutations in both gyrA and parC were shown a high FQs minimum inhibitory concentration (≥ 64 mg/L for ciprofloxacin, ≥ 128 mg/L for enrofloxacin, and ≥ 256 mg/L for norfloxacin). Among 43 FQ-resistant E. coli isolates, 12 (27.9%) were showed plasmid-mediated quinolone resistance (PMQR) positive E. coli. Prevalence of PMQR gene, aac(6’)-Ib-cr, qnrS, and qepA, were identified in 7, 3, and 2 E. coli isolates, respectively. We identified the following in PMQR-positive E. coli isolates: the tetracycline resistance genes tetD (12 isolates, 100.0%), tetE (12 isolates, 100.0%), tetA (11 isolates, 91.7%), and tetB (1 isolate, 8.3%); β-lactamases–encoding blaCMY-2 (10 isolates, 83.3%), blaTEM-1 (7 isolates, 58.3%), blaOXA-1 (7 isolates, 58.3%), blaSHV-1 (3 isolates, 16.7%), and blaAAC-2 (1 isolate, 8.3%); and the chloramphenicol resistance genes (10 isolates, 83.3%); the sulfonamide resistance genes sul1 (9 isolates, 75.0%) and sul2 (10 isolates, 83.3%); the aminoglycoside modifying enzyme gene aac(3)-II (2 isolates, 16.7%). The F4 (7 isolates, 58.3%), LT:STb:EAST1 (5 isolates, 41.7%), and paa (3 isolates, 25.0%) were most common fimbrial antigen, combinations of toxin genes, and non-fimbrial adhesins genes, respectively. All PMQR-positive E. coli carried class I integrons but only 4 isolates carried the gene cassette. The most prevalent plasmid replicon was FIB (9 isolates, 75.0%), followed by FIC, HI1, and N (7 isolates, 58.3%), respectively.
Conclusions
Because FQ-resistant E. coli can serve as a reservoir of FQ resistant genetic determinants that can be transferred to pathogenic bacteria in humans or pigs, this represents a public health hazard.
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Zhang S, Huang Y, Yang G, Lei T, Chen M, Ye Q, Wang J, Gu Q, Wei X, Zhang J, Wu Q. High prevalence of multidrug-resistant Escherichia coli and first detection of IncHI2/IncX4-plasmid carrying mcr-1 E. coli in retail ready-to-eat foods in China. Int J Food Microbiol 2021; 355:109349. [PMID: 34371389 DOI: 10.1016/j.ijfoodmicro.2021.109349] [Citation(s) in RCA: 12] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/21/2021] [Revised: 07/21/2021] [Accepted: 07/26/2021] [Indexed: 11/17/2022]
Abstract
Antibiotic-resistant bacteria in food pose an important threat to public health. Multidrug-resistant strains in ready-to-eat (RTE) foods can be transferred to humans through diet, which increases their health risk. This study systematically investigated antibiotic resistance and antibiotic resistance genes in E. coli isolated from retail RTE foods and characterized plasmid-mediated colistin-resistant E. coli strains. A total of 1118 RTE food samples were collected from markets in 39 cities in China, and 126 E. coli strains, >95% of which were multidrug-resistant, were isolated. The isolates showed a high prevalence of resistance to tetracycline (95.24%), ampicillin (82.54%), trimethoprim-sulfamethoxazole (77.78%), nalidixic acid (74.60%), cephalothin (72.22%), chloramphenicol (66.67%), and streptomycin (53.97%). Twenty-two extended-spectrum β-lactamase (ESBL)-producing E. coli and four colistin-resistant E. coli were identified. The resistance genes TEM, CTX-M, tetA, sul2, strA/strB, aadA, and qnrS were the most frequently detected. CTX-M-55 and CTX-M-14 were the predominant CTX-M types. All the four colistin-resistant E. coli isolates were positive for mcr-1. The mcr-1 gene can be transferred to E. coli C600 through conjugation and transformation. Whole-genome sequencing revealed that the mcr-1 genes were found in IncX4 and IncHI2 plasmids. To the best of our knowledge, this is the first report of IncHI2/IncX4 plasmid-bearing mcr-1-positive E. coli strains in RTE foods sold in markets, and the first report of the isolation of the international epidemic E. coli clone ST101 and mcr-1-carrying ESBL-producing E. coli from RTE foods. These results provide valuable information for assessing antibiotic-resistant E. coli infections and controlling antibiotic-resistant E. coli.
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Affiliation(s)
- Shuhong Zhang
- Guangdong Provincial Key Laboratory of Microbial Safety and Health, State Key Laboratory of Applied Microbiology Southern China, Institute of Microbiology, Guangdong Academy of Sciences, Guangzhou, Guangdong Province 510070, China
| | - Yuanbin Huang
- Guangdong Provincial Key Laboratory of Microbial Safety and Health, State Key Laboratory of Applied Microbiology Southern China, Institute of Microbiology, Guangdong Academy of Sciences, Guangzhou, Guangdong Province 510070, China
| | - Guangzhu Yang
- Guangdong Provincial Key Laboratory of Microbial Safety and Health, State Key Laboratory of Applied Microbiology Southern China, Institute of Microbiology, Guangdong Academy of Sciences, Guangzhou, Guangdong Province 510070, China
| | - Tao Lei
- Guangdong Provincial Key Laboratory of Microbial Safety and Health, State Key Laboratory of Applied Microbiology Southern China, Institute of Microbiology, Guangdong Academy of Sciences, Guangzhou, Guangdong Province 510070, China
| | - Moutong Chen
- Guangdong Provincial Key Laboratory of Microbial Safety and Health, State Key Laboratory of Applied Microbiology Southern China, Institute of Microbiology, Guangdong Academy of Sciences, Guangzhou, Guangdong Province 510070, China
| | - Qinghua Ye
- Guangdong Provincial Key Laboratory of Microbial Safety and Health, State Key Laboratory of Applied Microbiology Southern China, Institute of Microbiology, Guangdong Academy of Sciences, Guangzhou, Guangdong Province 510070, China
| | - Juan Wang
- College of Food Science, South China Agricultural University, Guangzhou, Guangdong Province 510642, China
| | - Qihui Gu
- Guangdong Provincial Key Laboratory of Microbial Safety and Health, State Key Laboratory of Applied Microbiology Southern China, Institute of Microbiology, Guangdong Academy of Sciences, Guangzhou, Guangdong Province 510070, China
| | - Xianhu Wei
- Guangdong Provincial Key Laboratory of Microbial Safety and Health, State Key Laboratory of Applied Microbiology Southern China, Institute of Microbiology, Guangdong Academy of Sciences, Guangzhou, Guangdong Province 510070, China
| | - Jumei Zhang
- Guangdong Provincial Key Laboratory of Microbial Safety and Health, State Key Laboratory of Applied Microbiology Southern China, Institute of Microbiology, Guangdong Academy of Sciences, Guangzhou, Guangdong Province 510070, China
| | - Qingping Wu
- Guangdong Provincial Key Laboratory of Microbial Safety and Health, State Key Laboratory of Applied Microbiology Southern China, Institute of Microbiology, Guangdong Academy of Sciences, Guangzhou, Guangdong Province 510070, China.
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Yu T, Ma M, Sun Y, Xu X, Qiu S, Yin J, Chen L. The effect of sublethal concentrations of benzalkonium chloride on the LuxS/AI-2 quorum sensing system, biofilm formation and motility of Escherichia coli. Int J Food Microbiol 2021; 353:109313. [PMID: 34175578 DOI: 10.1016/j.ijfoodmicro.2021.109313] [Citation(s) in RCA: 18] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/17/2021] [Revised: 06/03/2021] [Accepted: 06/12/2021] [Indexed: 11/16/2022]
Abstract
Escherichia coli can survive improper disinfection processes, which is a potential source of contamination of food products. Benzalkonium chloride (BC) is a common disinfectant widely used in food industry. Bacterial quorum sensing (QS) plays a major role in food spoilage, biofilm formation and food-related pathogenesis. Understanding QS can help to control the growth of undesirable food-related bacteria. The LuxS/AI-2 QS system of E. coli has been confirmed to regulate many important phenotypes including biofilm formation and motility. In the current study, we aimed to investigate the effect of sublethal concentrations of BC on the LuxS/AI-2 system of E. coli isolates from retail meat samples, as well as bacterial biofilm formation and motility. Our results showed that sublethal concentrations of BC promoted AI-2 production in four test E. coli isolates. The results from microplate assay and confocal laser scanning microscopy (CLSM) analysis indicated that sublethal concentrations of BC enhanced biofilm formation of E. coli. When treated with sublethal concentrations of BC, exopolysaccharides (EPS) production during biofilm development increased significantly and swimming motility of tested isolates was also promoted. The expression levels of luxS, biofilm-associated genes and flagellar motility genes were increased by BC at sublethal concentrations. Our findings underline the importance of proper use of the disinfectant BC in food processing environments to control food contamination by E. coli.
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Affiliation(s)
- Tao Yu
- School of Life Sciences & Basic Medicine, Xinxiang University, Xinxiang, Henan Province 453000, China; Key Laboratory of Biomedicine and Health Risk Warning of Xinxiang City, Xinxiang, Henan Province 453000, China
| | - Muyuan Ma
- Department of Biological Sciences, Xi'an Jiaotong-Liverpool University, Suzhou, Jiangsu Province 215123, China
| | - Yaxi Sun
- School of Life Sciences & Basic Medicine, Xinxiang University, Xinxiang, Henan Province 453000, China
| | - Xiaobo Xu
- School of Life Sciences & Basic Medicine, Xinxiang University, Xinxiang, Henan Province 453000, China
| | - Shuxing Qiu
- School of Life Sciences & Basic Medicine, Xinxiang University, Xinxiang, Henan Province 453000, China; Key Laboratory of Biomedicine and Health Risk Warning of Xinxiang City, Xinxiang, Henan Province 453000, China
| | - Junlei Yin
- School of Life Sciences & Basic Medicine, Xinxiang University, Xinxiang, Henan Province 453000, China; Key Laboratory of Biomedicine and Health Risk Warning of Xinxiang City, Xinxiang, Henan Province 453000, China
| | - Leishan Chen
- School of Life Sciences & Basic Medicine, Xinxiang University, Xinxiang, Henan Province 453000, China.
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Karahutová L, Mandelík R, Bujňáková D. Antibiotic Resistant and Biofilm-Associated Escherichia coli Isolates from Diarrheic and Healthy Dogs. Microorganisms 2021; 9:microorganisms9061334. [PMID: 34205399 PMCID: PMC8234098 DOI: 10.3390/microorganisms9061334] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/31/2021] [Revised: 06/15/2021] [Accepted: 06/16/2021] [Indexed: 12/30/2022] Open
Abstract
Bacteria isolated from companion animals are attracting concerns in a view of public health including antimicrobial resistance and biofilm development, both contributing to difficult-to-treat infections. The purpose of this study was to evaluate the minimum inhibitory concentrations (MIC) of 18 antibiotics in Escherichia coli isolated from two groups of dogs (healthy and diarrheic). Isolates were classified into phylogroups, examined for the presence of resistance genes and biofilm-formation capacity. In healthy dogs, phylogenetic analysis showed that 47.37% and 34.22% of E. coli isolates belonged to commensal groups (A; B1) in contrast to diarrheic dogs; 42.2% of isolates were identified as the B2 phylogroup, and these E. coli bacteria formed a stronger biofilm. The results of healthy dogs showed higher MIC levels for tetracycline (32 mg/L), ampicillin (64 mg/L), ciprofloxacin (8 mg/L) and trimethoprim-sulphonamide (8 mg/L) compared to clinical breakpoints. The most detected gene encoding plasmid-mediated resistance to quinolones in the healthy group was qnrB, and in dogs with diarrhea, qnrS. The resistance genes were more frequently detected in healthy dogs. The presence of the integron int1 and the transposon tn3 increases the possibility of transfer of many different cassette-associated antibiotic-resistance genes. These results suggest that dogs could be a potential reservoir of resistance genes.
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Affiliation(s)
- Lívia Karahutová
- Institute of Animal Physiology, Centre of Biosciences of the Slovak Academy of Sciences, Šoltésovej 4-6, 040 01 Košice, Slovakia;
| | - René Mandelík
- Department of Epizootiology, Parasitology and Protection of One Health, University of Veterinary Medicine and Pharmacy in Košice, Komenského 73, 040 01 Košice, Slovakia;
| | - Dobroslava Bujňáková
- Institute of Animal Physiology, Centre of Biosciences of the Slovak Academy of Sciences, Šoltésovej 4-6, 040 01 Košice, Slovakia;
- Correspondence: ; Tel.: +421-55-727-62-76
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Molecular characterization of fluoroquinolone-resistant Escherichia coli from broiler breeder farms. Poult Sci 2021; 100:101250. [PMID: 34182220 PMCID: PMC8250447 DOI: 10.1016/j.psj.2021.101250] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/06/2021] [Revised: 05/01/2021] [Accepted: 05/03/2021] [Indexed: 11/21/2022] Open
Abstract
Fluoroquinolones (FQs) have been used effectively antimicrobial agents of choice for treatment of various infections caused by E. coli and FQs-resistance of E. coli from broiler breeders has been implicated in its vertical transmission to their offspring. The objective of this study investigated the phenotypic and genotypic characteristics of FQ-resistant E. coli isolates from broiler breeder farms in Korea. A total of 106 FQ-resistant E. coli isolates were tested in this study and all isolates had mutations in quinolone resistance determining regions; all (100%) had mutations in gyrA, 89 (84.0%) had mutations in parE, 8 (7.5%) isolates showed the mutations with parC and parE, and none had mutations in gyrB. The predominant mutation type was double mutation in gyrA (S83L and D87N), and all FQ-resistant E. coli isolates that had mutations in parC or parE also had double mutations in gyrA. Especially, FQ-resistant E. coli isolates which possessed double mutations in gyrA in combination with double mutations in parC or single mutations in both parC and parE were shown high levels of minimum inhibitory concentrations rage. Of the 23 plasmid-mediated quinolone resistance (PMQR)-positive E. coli isolates, qnrS was detected in 10 (9.4%) isolates, and followed by qnrA (7 isolates, 6.6%), qnrB (4 isolates, 3.8%), and aac(6′)-Ib-cr (2 isolates, 1.9%). Sixteen (69.6%) of the 23 PMQR-positive E. coli isolates harbored class 1 integrons with four different gene cassette arrangements and total of 9 plasmid replicon types were also identified in 23 PMQR-positive E. coli isolates. This is the first study to investigate the prevalence and characteristics of FQ-resistant and PMQR-positive E. coli isolated from the broiler breeder in Korea; it supports that constant monitoring and studies at the broiler breeder level are required to prevent the pyramidal transmission of FQ-resistant E. coli.
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Belotindos L, Villanueva M, Miguel J, Bwalya P, Harada T, Kawahara R, Nakajima C, Mingala C, Suzuki Y. Prevalence and Characterization of Quinolone-Resistance Determinants in Escherichia coli Isolated from Food-Producing Animals and Animal-Derived Food in the Philippines. Antibiotics (Basel) 2021; 10:antibiotics10040413. [PMID: 33918946 PMCID: PMC8068814 DOI: 10.3390/antibiotics10040413] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/12/2021] [Revised: 04/07/2021] [Accepted: 04/08/2021] [Indexed: 02/07/2023] Open
Abstract
Antimicrobial resistance to quinolones, which constitutes a threat to public health, has been increasing worldwide. In this study, we investigated the prevalence of quinolone-resistant determinants in Escherichia coli not susceptible to quinolones and isolated from food-producing animals and food derived from them, in the Philippines. A total of 791 E. coli strains were isolated in 56.4% of 601 beef, chicken, pork, egg, and milk samples, as well as environmental, cloacal, and rectal swab-collected samples from supermarkets, open markets, abattoirs, and poultry, swine, and buffalo farms. Using the disc diffusion method, it was determined that 78.6% and 55.4% of the isolates were resistant to at least one antimicrobial and multiple drugs, respectively. In 141 isolates not susceptible to quinolones, 115 (81.6%) harbored quinolone-resistant determinants and had mutations predominantly in the quinolone-resistance determining regions (QRDRs) of gyrA and parC. Plasmid-mediated, quinolone resistance (PMQR) and Qnr family (qnrA1, qnrB4, and qnrS1) genes were detected in all isolates. Forty-eight sequence types were identified in isolates harboring mutations in QRDR and/or PMQR genes by multilocus sequence typing analysis. Moreover, 26 isolates harboring mutations in QRDR and/or PMQR genes belonged mostly to phylogroup B1 and Enteroaggregative E. coli. In conclusion, a high prevalence of E. coli was found in food-producing animals and products derived from them, which could potentially spread high-risk clones harboring quinolone-resistance determinants.
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Affiliation(s)
- Lawrence Belotindos
- Division of Bioresources, International Institute for Zoonosis Control Hokkaido University, Sapporo 001-0020, Japan; (L.B.); (P.B.); (C.N.)
- Biosafety and Environment Section, Philippine Carabao Center, Science City of Muñoz, Nueva Ecija 3120, Philippines; (M.V.); (C.M.)
| | - Marvin Villanueva
- Biosafety and Environment Section, Philippine Carabao Center, Science City of Muñoz, Nueva Ecija 3120, Philippines; (M.V.); (C.M.)
| | - Joel Miguel
- Livestock Biotechnology Center, Philippine Carabao Center, Science City of Muñoz, Nueva Ecija 3120, Philippines;
| | - Precious Bwalya
- Division of Bioresources, International Institute for Zoonosis Control Hokkaido University, Sapporo 001-0020, Japan; (L.B.); (P.B.); (C.N.)
| | - Tetsuya Harada
- Division of Microbiology, Osaka Institute of Public Health, Osaka 537-0025, Japan; (R.K.); (T.H.)
| | - Ryuji Kawahara
- Division of Microbiology, Osaka Institute of Public Health, Osaka 537-0025, Japan; (R.K.); (T.H.)
| | - Chie Nakajima
- Division of Bioresources, International Institute for Zoonosis Control Hokkaido University, Sapporo 001-0020, Japan; (L.B.); (P.B.); (C.N.)
- International Collaboration Unit, International Institute for Zoonosis Control, Hokkaido University, Sapporo 001-0021, Japan
| | - Claro Mingala
- Biosafety and Environment Section, Philippine Carabao Center, Science City of Muñoz, Nueva Ecija 3120, Philippines; (M.V.); (C.M.)
- Livestock Biotechnology Center, Philippine Carabao Center, Science City of Muñoz, Nueva Ecija 3120, Philippines;
| | - Yasuhiko Suzuki
- Division of Bioresources, International Institute for Zoonosis Control Hokkaido University, Sapporo 001-0020, Japan; (L.B.); (P.B.); (C.N.)
- International Collaboration Unit, International Institute for Zoonosis Control, Hokkaido University, Sapporo 001-0021, Japan
- Correspondence: ; Tel.: +81-011-706-7315; Fax: +81-0-706-7310
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11
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Moretto VT, Bartley PS, Ferreira VM, Santos CS, Silva LK, Ponce-Terashima RA, Blanton RE, Reis MG, Barbosa LM. Microbial source tracking and antimicrobial resistance in one river system of a rural community in Bahia, Brazil. BRAZ J BIOL 2021; 82:e231838. [PMID: 33681894 DOI: 10.1590/1519-6984.231838] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/17/2019] [Accepted: 07/02/2020] [Indexed: 12/25/2022] Open
Abstract
Use of antibiotics inevitably leads to antimicrobial resistance. Selection for resistance occurs primarily within the gut of humans and animals as well as in the environment through natural resistance and residual antibiotics in streams and soil. We evaluated antimicrobial resistance in Gram negative bacteria from a river system in a rural community in Bahia, Brazil. Water was collected from the Jiquiriçá and Brejões rivers and the piped water supply. Additionally, stools were collected from a random sample of residents, cows, pigs and horses near the river. The samples were screened for bacteria resistant to ciprofloxacin, cefotaxime, and meropenem and identified biochemically at the genus and species levels. Microbial source tracking demonstrated that ruminant and human fecal contamination increased as the rivers neared the village center and decreased after the last residence. Antibiotic bacteria were identified from all samples (n = 32). No bacteria were resistant to carbapenems, but the majority of the enterobacteria were resistant to ciprofloxacin, even though this class of antibiotics is not commonly used in food animals in this region. Considering these facts, together with the pattern of human fecal contamination, a human source was considered most likely for these resistant isolates.
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Affiliation(s)
- V T Moretto
- Fundação Oswaldo Cruz - FIOCRUZ, Centro de Pesquisas Gonçalo Moniz - CPqGM, Salvador, BA, Brasil
| | - P S Bartley
- Case Western Reserve University - CWRU, Center for Global Health and Diseases, Cleveland, OH, US
| | - V M Ferreira
- Fundação Oswaldo Cruz - FIOCRUZ, Centro de Pesquisas Gonçalo Moniz - CPqGM, Salvador, BA, Brasil.,Escola Bahiana de Medicina e Saúde Pública - EBMSP, Salvador, BA, Brasil
| | - C S Santos
- Fundação Oswaldo Cruz - FIOCRUZ, Centro de Pesquisas Gonçalo Moniz - CPqGM, Salvador, BA, Brasil
| | - L K Silva
- Fundação Oswaldo Cruz - FIOCRUZ, Centro de Pesquisas Gonçalo Moniz - CPqGM, Salvador, BA, Brasil
| | - R A Ponce-Terashima
- Mercer University School of Medicine, Division of Infectious Diseases, Macon, GA, USA
| | - R E Blanton
- Case Western Reserve University - CWRU, Center for Global Health and Diseases, Cleveland, OH, US
| | - M G Reis
- Fundação Oswaldo Cruz - FIOCRUZ, Centro de Pesquisas Gonçalo Moniz - CPqGM, Salvador, BA, Brasil.,Escola Bahiana de Medicina e Saúde Pública - EBMSP, Salvador, BA, Brasil
| | - L M Barbosa
- Fundação Oswaldo Cruz - FIOCRUZ, Centro de Pesquisas Gonçalo Moniz - CPqGM, Salvador, BA, Brasil.,Escola Bahiana de Medicina e Saúde Pública - EBMSP, Salvador, BA, Brasil
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12
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Awosile B, Eisnor J, Saab ME, Heider L, McClure JT. Occurrence of extended-spectrum β-lactamase and AmpC-producing Escherichia coli in retail meat products from the Maritime Provinces, Canada. Can J Microbiol 2020; 67:537-547. [PMID: 33242259 DOI: 10.1139/cjm-2020-0442] [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: 11/22/2022]
Abstract
This study was conducted to determine the occurrence of antimicrobial resistance to the extended-spectrum cephalosporins (ESC) in Escherichia coli isolates. The isolates were collected from retail meat products collected in the Maritime Provinces of Canada. Our analyses involved the use of both selective and traditional culture methods; we also conducted genotype analyses using multiplex polymerase chain reactions. ESC-resistant (ESC-R) E. coli were detected in 33 of 559 samples (5.9%) using the traditional culture method, compared with 151 of 557 samples (27.1%) using the selective culture method. We recovered more isolates of ESC-R E. coli from poultry compared with beef and pork (P < 0.001). Multidrug resistance, extended-spectrum β-lactamase (ESBL), and AmpC phenotypes were more common in chicken-derived isolates than other retail meat products (P < 0.001). From the 98 isolates examined, 76 isolates (77.6%) were positive for either ESBL and AmpC β-lactamases or both. Among the 76 isolates, blaCMY-2 (78.9%), blaCTXM (46.1%), blaTEM (21.1%), and blaSHV (1.3%) genes were detected. Among the blaCTXM-producing isolates, blaCTXM-1, blaCTXM-2, and blaCTXM-9 phylogenetic groups were detected. β-lactamase genes were more commonly detected in chicken-derived isolates compared with other meat types (P < 0.01). This study demonstrates the occurrence of ESBL- and AmpC-resistance genes in retail meat products in the Maritime Provinces of Canada. We found that selective culture significantly improved the recovery of ESC-R E. coli isolates from retail meat samples.
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Affiliation(s)
- Babafela Awosile
- Health Management, University of Prince Edward Island, 550 University Avenue, Charlottetown, PE C1A 4P3, Canada.,Health Management, University of Prince Edward Island, 550 University Avenue, Charlottetown, PE C1A 4P3, Canada
| | - Jessica Eisnor
- Health Management, University of Prince Edward Island, 550 University Avenue, Charlottetown, PE C1A 4P3, Canada.,Health Management, University of Prince Edward Island, 550 University Avenue, Charlottetown, PE C1A 4P3, Canada
| | - Matthew E Saab
- Health Management, University of Prince Edward Island, 550 University Avenue, Charlottetown, PE C1A 4P3, Canada.,Health Management, University of Prince Edward Island, 550 University Avenue, Charlottetown, PE C1A 4P3, Canada
| | - Luke Heider
- Health Management, University of Prince Edward Island, 550 University Avenue, Charlottetown, PE C1A 4P3, Canada.,Health Management, University of Prince Edward Island, 550 University Avenue, Charlottetown, PE C1A 4P3, Canada
| | - J T McClure
- Health Management, University of Prince Edward Island, 550 University Avenue, Charlottetown, PE C1A 4P3, Canada.,Health Management, University of Prince Edward Island, 550 University Avenue, Charlottetown, PE C1A 4P3, Canada
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13
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Seo KW, Lee YJ. Prevalence and Characterization of Plasmid-Mediated Quinolone Resistance Determinants qnr and aac( 6')- Ib- cr in Ciprofloxacin-Resistant Escherichia coli Isolates from Commercial Layer in Korea. J Microbiol Biotechnol 2020; 30:1180-1183. [PMID: 32423191 PMCID: PMC9728193 DOI: 10.4014/jmb.2003.03058] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/27/2020] [Accepted: 05/14/2020] [Indexed: 12/15/2022]
Abstract
The prevalence and characterization of plasmid-mediated quinolone resistance (PMQR) determinants in ciprofloxacin-resistant Escherichia coli isolated from a Korean commercial layer farm were studied. A total of 45 ciprofloxacin-resistant E. coli isolates were recovered and all isolates were multidrug-resistant. Eight isolates have the PMQR genes aac(6')-Ib-cr, qnrS1, and qnrB4, and seven isolates exhibited double amino acid exchange at both gyrA and parC, and have high fluoroquinolone minimum inhibitory concentrations. Five transconjugants demonstrated transferability of PMQR and β-lactamase genes and similar antimicrobial resistance. Because PMQR genes in isolates from commercial layer chickens could enter the food supply and directly affect humans, control of ciprofloxacin resistance is needed.
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Affiliation(s)
- Kwang Won Seo
- College of Veterinary Medicine and Zoonoses Research Institute, Kyungpook National University, Daegu 41566, Republic of Korea,Department of Basic Sciences, College of Veterinary Medicine, Mississippi State University, MS 39762, USA
| | - Young Ju Lee
- College of Veterinary Medicine and Zoonoses Research Institute, Kyungpook National University, Daegu 41566, Republic of Korea,Corresponding author Phone: +82-53-950-7793 Fax: +82-505-950-7793 E-mail:
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14
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Li P, Liu D, Zhang X, Tuo H, Lei C, Xie X, Gu J, Zhang A. Characterization of Plasmid-Mediated Quinolone Resistance in Gram-Negative Bacterial Strains from Animals and Humans in China. Microb Drug Resist 2019; 25:1050-1056. [DOI: 10.1089/mdr.2018.0405] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022] Open
Affiliation(s)
- Ping Li
- Animal Disease Prevention and Food Safety Key Laboratory of Sichuan Province, Key Laboratory of Bio-Resource and Eco-Environment of Ministry of Education, College of Life Sciences, Sichuan University, Chengdu, P.R. China
| | - Dan Liu
- Animal Disease Prevention and Food Safety Key Laboratory of Sichuan Province, Key Laboratory of Bio-Resource and Eco-Environment of Ministry of Education, College of Life Sciences, Sichuan University, Chengdu, P.R. China
| | - Xiuzhong Zhang
- Animal Disease Prevention and Food Safety Key Laboratory of Sichuan Province, Key Laboratory of Bio-Resource and Eco-Environment of Ministry of Education, College of Life Sciences, Sichuan University, Chengdu, P.R. China
| | - Hongmei Tuo
- Animal Disease Prevention and Food Safety Key Laboratory of Sichuan Province, Key Laboratory of Bio-Resource and Eco-Environment of Ministry of Education, College of Life Sciences, Sichuan University, Chengdu, P.R. China
| | - Changwei Lei
- Animal Disease Prevention and Food Safety Key Laboratory of Sichuan Province, Key Laboratory of Bio-Resource and Eco-Environment of Ministry of Education, College of Life Sciences, Sichuan University, Chengdu, P.R. China
| | - Xianjun Xie
- Animal Disease Prevention and Food Safety Key Laboratory of Sichuan Province, Key Laboratory of Bio-Resource and Eco-Environment of Ministry of Education, College of Life Sciences, Sichuan University, Chengdu, P.R. China
| | - Ju Gu
- Animal Disease Prevention and Food Safety Key Laboratory of Sichuan Province, Key Laboratory of Bio-Resource and Eco-Environment of Ministry of Education, College of Life Sciences, Sichuan University, Chengdu, P.R. China
| | - Anyun Zhang
- Animal Disease Prevention and Food Safety Key Laboratory of Sichuan Province, Key Laboratory of Bio-Resource and Eco-Environment of Ministry of Education, College of Life Sciences, Sichuan University, Chengdu, P.R. China
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15
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Seo KW, Lee YJ. Characterization of plasmid mediated quinolone resistance determinants in ciprofloxacin resistant-Escherichia coli from chicken meat produced by integrated broiler operations in Korea. Int J Food Microbiol 2019; 307:108274. [PMID: 31404780 DOI: 10.1016/j.ijfoodmicro.2019.108274] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/08/2018] [Revised: 07/18/2019] [Accepted: 07/26/2019] [Indexed: 11/25/2022]
Abstract
The purpose of this study was to determine the genetic characterization of ciprofloxacin resistant- Escherichia coli recovered from 7 different integrated broiler operations in Korea. Among the 157 E. coli isolated from chicken meat produced by integrated broiler operations, 75 (47.8%) were observed to be ciprofloxacin resistant-E. coli. However, the prevalence varied from 25.0 to 75.0%, in chicken meat, indicating variation in ciprofloxacin resistant E. coli occurrence among the operations. Among the 75 ciprofloxacin resistant-E. coli isolates, 10 showed plasmid-mediated quinolone resistance (PMQR) genes, aac(6')-Ib-cr, qnrS1 and qnrB4. Among the 10 PMQR-positive E. coli, a double amino-acid exchange in both gyrA and parC with ciprofloxacin minimum inhibitory concentrations of ≥16 μg/mL was noted in 8 isolates, and 4 transconjugants (40.0%) expressed similar antimicrobial resistance patterns and revealed the presence of PMQR genes and β-lactamase genes. Our findings suggest that E. coli with resistance to ciprofloxacin can now be found in association with integrated broiler operations, thus highlighting the need for monitoring and prevention programs in integrated operations.
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Affiliation(s)
- Kwang Won Seo
- Department of Basic Sciences, College of Veterinary Medicine, Mississippi State University, Mississippi State 39762, USA
| | - Young Ju Lee
- College of Veterinary Medicine & Zoonoses Research Institute, Kyungpook National University, Daegu 41566, Republic of Korea.
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16
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Bartley PS, Domitrovic TN, Moretto VT, Santos CS, Ponce-Terashima R, Reis MG, Barbosa LM, Blanton RE, Bonomo RA, Perez F. Antibiotic Resistance in Enterobacteriaceae from Surface Waters in Urban Brazil Highlights the Risks of Poor Sanitation. Am J Trop Med Hyg 2019; 100:1369-1377. [PMID: 30994094 PMCID: PMC6553890 DOI: 10.4269/ajtmh.18-0726] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/05/2018] [Accepted: 12/30/2018] [Indexed: 01/11/2023] Open
Abstract
Surface waters are an unappreciated reservoir of antimicrobial resistance (AMR). Poor sanitation brings different species of environmental bacteria into contact, facilitating horizontal gene transfer. To investigate the role of surface waters as potential reservoirs of AMR, we studied the point prevalence of fecal contamination, AMR genes, and Enterobacteriaceae in an urban lake and rural river system in Northeast Brazil in comparison with a lake and sewer system in Northeast Ohio in the United States. Surface water samples were examined for evidence of human fecal contamination using microbial source tracking and screened for plasmid-mediated fluoroquinolone resistance and carbapenemase genes. Enterobacteriaceae were detected using selective agar followed by antimicrobial susceptibility testing and detection of AMR genes by microarray, and classified by repetitive sequence-based polymerase chain reaction and multilocus sequence typing. Concentrations of human fecal bacteria in the Brazilian urban lake and sewage in Northeast Ohio were similarly high. Filtered water samples from the Brazilian urban lake, however, showed the presence of bla OXA-48, bla KPC, bla VIM-2, qnrS, and aac(6')-lb-cr, whereas only bla VIM-2 was identified in raw sewage from Northeast Ohio. From the Brazilian urban lake, 85% of the Enterobacteriaceae (n = 40) cultured were resistant to at least one clinically important antibiotic, including ST131 Escherichia coli harboring the extended-spectrum beta-lactamase CTX-M. Although two isolates demonstrated polymyxin resistance, mcr-1/2 was not detected. Our findings indicate that surface waters in an urban Brazilian site can serve as an environmental reservoir of AMR and that improving wastewater treatment and sanitation generally may ameliorate AMR dissemination.
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Affiliation(s)
- Patricia S. Bartley
- Center for Global Health and Diseases, Case Western Reserve University School of Medicine, Cleveland, Ohio
- Department of Medicine, University Hospitals Cleveland Medical Center, Cleveland, Ohio
| | - T. Nicholas Domitrovic
- Center for Global Health and Diseases, Case Western Reserve University School of Medicine, Cleveland, Ohio
- Department of Medicine, Case Western Reserve University School of Medicine, Cleveland, Ohio
- Research Service, Louis Stokes Cleveland Department of Veterans Affairs Medical Center, Cleveland, Ohio
| | | | | | - Rafael Ponce-Terashima
- Center for Global Health and Diseases, Case Western Reserve University School of Medicine, Cleveland, Ohio
- Department of Medicine, University Hospitals Cleveland Medical Center, Cleveland, Ohio
| | - Mitermayer G. Reis
- Laboratory Oswaldo Cruz Foundation, Salvador, Brazil
- Division of Infectious Diseases, School of Medicine and Public Health, Bahiana University, Salvador, Brazil
| | - Lucio M. Barbosa
- Laboratory Oswaldo Cruz Foundation, Salvador, Brazil
- Division of Infectious Diseases, School of Medicine and Public Health, Bahiana University, Salvador, Brazil
| | - Ronald E. Blanton
- Center for Global Health and Diseases, Case Western Reserve University School of Medicine, Cleveland, Ohio
| | - Robert A. Bonomo
- Department of Medicine, Case Western Reserve University School of Medicine, Cleveland, Ohio
- Research Service, Louis Stokes Cleveland Department of Veterans Affairs Medical Center, Cleveland, Ohio
- Department of Pharmacology, Case Western Reserve University School of Medicine, Cleveland, Ohio
- Department of Molecular Biology and Microbiology, Case Western Reserve University School of Medicine, Cleveland, Ohio
- Department of Biochemistry, Case Western Reserve University School of Medicine, Cleveland, Ohio
- Department of Proteomics and Bioinformatics, Case Western Reserve University School of Medicine, Cleveland, Ohio
- Medical Service and Geriatrics Research, Education and Clinical Center (GRECC), Louis Stokes Cleveland Department of Veterans Affairs Medical Center, Cleveland, Ohio
- Cleveland VAMC Center for Antimicrobial Resistance and Epidemiology (Case VA CARES), Case Western Reserve University, Cleveland, Ohio
| | - Federico Perez
- Research Service, Louis Stokes Cleveland Department of Veterans Affairs Medical Center, Cleveland, Ohio
- Medical Service and Geriatrics Research, Education and Clinical Center (GRECC), Louis Stokes Cleveland Department of Veterans Affairs Medical Center, Cleveland, Ohio
- Cleveland VAMC Center for Antimicrobial Resistance and Epidemiology (Case VA CARES), Case Western Reserve University, Cleveland, Ohio
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17
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Seo KW, Lee YJ. Detection of plasmid-mediated quinolone resistance genes in β-lactamase-producing Escherichia coliisolates from layer hens. Poult Sci 2019; 98:1480-1487. [DOI: 10.3382/ps/pey545] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/12/2018] [Accepted: 11/23/2018] [Indexed: 11/20/2022] Open
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18
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Kürekci C, Osek J, Aydın M, Tekeli İO, Kurpas M, Wieczorek K, Sakin F. Evaluation of bulk tank raw milk and raw chicken meat samples as source of ESBL producingEscherichia coliin Turkey: Recent insights. J Food Saf 2018. [DOI: 10.1111/jfs.12605] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/02/2023]
Affiliation(s)
- Cemil Kürekci
- Department of Food Hygiene and Technology, Faculty of Veterinary MedicineHatay Mustafa Kemal University Antakya Hatay Turkey
| | - Jacek Osek
- Department of Hygiene of Food of Animal OriginNational Veterinary Research Institute Pulawy Poland
| | - Muhsin Aydın
- Department of Biology, Faculty of Science and LettersAdıyaman University Adıyaman Turkey
| | - İbrahim Ozan Tekeli
- Department of Pharmacology and Toxicology, Faculty of Veterinary MedicineHatay Mustafa Kemal University Antakya Hatay Turkey
| | - Monika Kurpas
- Department of Hygiene of Food of Animal OriginNational Veterinary Research Institute Pulawy Poland
| | - Kinga Wieczorek
- Department of Hygiene of Food of Animal OriginNational Veterinary Research Institute Pulawy Poland
| | - Fatih Sakin
- Department of Pharmacology and Toxicology, Faculty of Veterinary MedicineHatay Mustafa Kemal University Antakya Hatay Turkey
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19
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Yu T, Jiang X, Liang Y, Zhu Y, Tian J, Ying H, Wang X, Shi L. Characterization and Horizontal Transfer of Antimicrobial Resistance Genes and Integrons in Bacteria Isolated from Cooked Meat Products in China. J Food Prot 2017; 80:2048-2055. [PMID: 29148877 DOI: 10.4315/0362-028x.jfp-17-119] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Abstract
The aim of this study was to investigate antimicrobial resistance and the presence and transferability of corresponding resistance genes and integrons in bacteria isolated from cooked meat samples in the People's Republic of China. A total of 150 isolates (22 species belonging to 15 genera) were isolated from 49 samples. Resistance of these isolates to antimicrobials was commonly observed; 42.7, 36.0, and 25.3% of the isolates were resistant to tetracycline, streptomycin, and ampicillin, respectively. Multidrug resistance was observed in 41 (27.3%) of the isolates. Sixteen resistance genes, i.e., blaTEM-1 and blaCTX-M-14 (β-lactams), aac(3)-IIa (gentamicin), strA and strB (streptomycin), qnrB and qnrS (fluoroquinolone), sul1, sul2, and sul3 (sulfamethoxazole), cat1 and cat2 (chloramphenicol), and tetM, tetA, tetS, and tetB (tetracycline), were found in 54 isolates. One isolate of Pseudomonas putida carried qnrB, and sequence analysis of the PCR product revealed 96% identity to qnrB2. The qnr genes were found coresiding and were cotransferred with bla genes in two isolates. Twelve isolates were positive for the class 1 integrase gene, and four isolates carried the class 2 integrase gene. However, no class 3 integrase gene was detected. One isolate of Proteus mirabilis carried dfrA32-ereA-aadA2, and this unusual array could be transferred to Escherichia coli. Nonclassic class 1 integrons lacking qacEΔ1 and sul1 genes were found in 2 of the 12 intI1-positive isolates. Our results revealed the presence of multidrug-resistant bacteria in cooked meats and the presence and transferability of resistance genes in some isolates, suggesting that cooked meat products may act as reservoirs of drug-resistant bacteria and may facilitate the spread of resistance genes.
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Affiliation(s)
- Tao Yu
- 1 College of Life Science and Technology and
| | - Xiaobing Jiang
- 2 College of Life Sciences, Henan Normal University, Xinxiang 453007, People's Republic of China; and
| | - Yu Liang
- 3 College of Chemistry and Chemical Engineering, Xinxiang University, Xinxiang 453003, People's Republic of China
| | - Yanping Zhu
- 1 College of Life Science and Technology and
| | - Jinhe Tian
- 1 College of Life Science and Technology and
| | - Hao Ying
- 1 College of Life Science and Technology and
| | | | - Lei Shi
- 4 Institute of Food Safety and Nutrition, Jinan University, Guangzhou 510632, People's Republic of China
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20
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Jiang X, Xu Y, Li Y, Zhang K, Liu L, Wang H, Tian J, Ying H, Shi L, Yu T. Characterization and horizontal transfer of qacH-associated class 1 integrons in Escherichia coli isolated from retail meats. Int J Food Microbiol 2017; 258:12-17. [PMID: 28738194 DOI: 10.1016/j.ijfoodmicro.2017.07.009] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/06/2017] [Revised: 07/11/2017] [Accepted: 07/14/2017] [Indexed: 12/21/2022]
Abstract
The aim of this study was to examine the presence of genes responsible for resistance to quaternary ammonium compounds (QACs) and the association of qac genes with class 1 integrons in Escherichia coli isolated from retail meats. Among the 179 E. coli isolates tested, the minimum inhibitory concentrations (MICs) of benzalkonium chloride (BC) ranged from 4 to 64μg/mL. PCR assays indicated that QAC-resistance genes sugE(c), ydgE/ydgF, mdfA, emrE and qacEΔ1 were commonly present (40.2%-88.3%) in these isolates, but qacE, qacF, qacH and sugE(p) were less prevalent (2.2%-28.5%). Seven different gene cassette arrangements were identified in 31 intI1-positive isolates. Three types of qacH-sul3-associated non-classic integrons were observed in four isolates: dfrA12-orfF-aadA2-cmlA1-aadA1-qacH-IS440-sul3, aadA2-cmlA1-aadA1-qacH-IS440-sul3 and dfrA1-aadA1-qacH-IS440-sul3. Non-classic class 1 integrons were located on plasmids of 100-150kb in these four isolates. Our results demonstrated that the qacH-associated integrons located on 100 kb plasmids in two isolates could be transferred to an E. coli recipient, indicating the co-existence and co-dissemination of disinfectant and antimicrobial resistance genes among bacterial species.
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Affiliation(s)
- Xiaobing Jiang
- College of Life Sciences, Henan Normal University, Xinxiang, China
| | - Yameng Xu
- College of Life Sciences, Henan Normal University, Xinxiang, China
| | - Yi Li
- College of Life Sciences, Henan Normal University, Xinxiang, China
| | - Kun Zhang
- College of Life Sciences, Henan Normal University, Xinxiang, China
| | - Lei Liu
- College of Life Sciences, Henan Normal University, Xinxiang, China
| | - Hailei Wang
- College of Life Sciences, Henan Normal University, Xinxiang, China
| | - Jinhe Tian
- College of Life Science and Technology, Xinxiang University, Xinxiang, China
| | - Hao Ying
- College of Life Science and Technology, Xinxiang University, Xinxiang, China
| | - Lei Shi
- Institute of Food Safety and Nutrition, Jinan University, Guangzhou, China
| | - Tao Yu
- College of Life Science and Technology, Xinxiang University, Xinxiang, China.
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Li L, Ye L, Kromann S, Meng H. Occurrence of Extended-Spectrum β-Lactamases, Plasmid-Mediated Quinolone Resistance, and Disinfectant Resistance Genes in Escherichia coli Isolated from Ready-To-Eat Meat Products. Foodborne Pathog Dis 2016; 14:109-115. [PMID: 27870554 DOI: 10.1089/fpd.2016.2191] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/13/2022] Open
Abstract
There are growing concerns about the coselection of resistance against antibiotics and disinfectants in bacterial pathogens. The aim of this study was to characterize the antimicrobial susceptibility profiles, the prevalence of extended-spectrum β-lactamases (ESBLs), plasmid-mediated quinolone resistance genes (PMQRs), and quaternary ammonium compound resistance genes (QACs) in Escherichia coli isolated from ready-to-eat (RTE) meat products obtained in Guangzhou, China, and to determine whether these genes were colocalized in the isolates. A total of 64 E. coli isolates were obtained from 720 RTE meat samples. Multidrug resistance was observed in 70.3% of the isolates. A 100% of the isolates were resistant to benzalkonium chloride. Four types of β-lactamase genes were identified in the 16 ESBL-producing E. coli isolates: blaSHV (9.4%), blaTEM (7.8%), blaCTX-M-15 (1.6%), and blaCTX-M-9 (1.6%). PMQRs were present in nine isolates (14.1%), with aac(6')-Ib-cr and qnrD detected in eight (12.5%) and one isolate (1.6%), respectively. The QACs ydgE/ydgF were most commonly present (60.9%), while qacF, mdfA, sugE(p), emrE, qacG, sugE(c), and qacE were less prevalent (1.6%-18.8%). Coexistence of ESBLs and/or PMQRs with QACs was found in 21 isolates (32.8%). The aac(6')-Ib-cr and blaCTX-M-15 genes were found to be cotransferred with qacF in one isolate. The data obtained in this study indicate that ESBLs and/or PMQRs with QACs can not only be colocalized but can also be cotransferred in E. coli isolates from RTE meat products. The E. coli isolates with multiple antimicrobial resistance genes may transmit to humans through food chain and thus require further investigation and increased awareness.
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Affiliation(s)
- Lili Li
- 1 School of Food Science and Engineering, South China University of Technology , Guangzhou, People's Republic of China .,2 Department of Veterinary Disease Biology, Faculty of Health and Medicine, University of Copenhagen , Frederiksberg C, Denmark
| | - Lei Ye
- 3 Research Institute of Food Safety and Nutrition, Jinan University , Guangzhou, People's Republic of China
| | - Sofie Kromann
- 2 Department of Veterinary Disease Biology, Faculty of Health and Medicine, University of Copenhagen , Frederiksberg C, Denmark
| | - Hecheng Meng
- 1 School of Food Science and Engineering, South China University of Technology , Guangzhou, People's Republic of China
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Liu X, Liu H, Li Y, Hao C. High Prevalence of β-lactamase and Plasmid-Mediated Quinolone Resistance Genes in Extended-Spectrum Cephalosporin-Resistant Escherichia coli from Dogs in Shaanxi, China. Front Microbiol 2016; 7:1843. [PMID: 27899921 PMCID: PMC5111280 DOI: 10.3389/fmicb.2016.01843] [Citation(s) in RCA: 31] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/06/2016] [Accepted: 11/02/2016] [Indexed: 01/22/2023] Open
Abstract
Objective: The aim of this study was to investigate the occurrence and molecular characterization of extended-spectrum β-lactamases (ESBL), plasmid-mediated AmpC β-lactamase (pAmpC) and carbapenemases as well as plasmid-mediated quinolone-resistant (PMQR) among extended-spectrum cephalosporin-resistant (ESC-R) Escherichia coli from dogs in Shaanxi province in China. Methods: A total of 40 ESC-R Escherichia coli selected from 165 Extraintestinal pathogenic E. coli (ExPEC) isolated from dogs were screened and characterized for the genes encoding for the ESBLs, pAmpC, carbapenemases and PMQR genes by PCR and sequencing. Phylogenetic groups, virulence gene profiles and multilocus sequence typing (MLST) were used to investigate the genetic background of the ESC-R E. coli isolates. Results: Among 40 ESC-R E. coli, the predominant β-lactamase gene was blaCTX−Ms (n = 35), and followed by blaTEM−1 (n = 31), blaSHV−12 (n = 14), blaOXA−48 (n = 8), blaTEM−30 (n = 4), blaCMY−2 (n = 3) and blaDHA−1 (n = 2). The most common specific blaCTX−M gene subtype was blaCTX−M−15 (n = 31), and followed by blaCTX−M−123 (n = 14), blaCTX−M−1 (n = 10), blaCTX−M−14 (n = 10) and blaCTX−M−9 (n = 7). PMQR genes were detected in 32 (80%) isolates, and the predominant PMQR gene was aac(6′)-Ib-cr (n = 26), followed by qnrS (n = 12), qnrD (n = 9), qnrB (n = 8), qepA (n = 4), and all PMQR genes were detected in co-existence with β-lactamase genes. traT (n = 34) and fimH (n = 32) were the most prevalent virulence genes, and virulence genes fimH, iutA, fyuA, malX, iha, and sat were more prevalent in phylogenetic group B2. The 40 ESC-R isolates analyzed were assigned to 22 sequence types (STs), and the clonal lineages ST131 (n = 10) and ST10 (n = 9) were the predominant STs. Conclusion: High prevalence of β-lantamases and PMQR genes were detected among ESC-R E. coli from companion animals. This is also the first description of the co-existence of six β-lantamase genes and five PMQR genes in one E. coli isolate. Moreover, 10 ST131 clones harboring CTX-M-15 were detected.
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Affiliation(s)
- Xiaoqiang Liu
- Department of Basic Veterinary Medicine, College of Veterinary Medicine, Northwest A&F University Yangling, China
| | - Haixia Liu
- Department of Aquaculture, College of Animal Science and Technology, Northwest A&F University Yangling, China
| | - Yinqian Li
- Department of Basic Veterinary Medicine, College of Veterinary Medicine, Northwest A&F University Yangling, China
| | - Caiju Hao
- Department of Basic Veterinary Medicine, College of Veterinary Medicine, Northwest A&F University Yangling, China
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