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Bakleh MZ, Kohailan M, Marwan M, Alhaj Sulaiman A. A Systematic Review and Comprehensive Analysis of mcr Gene Prevalence in Bacterial Isolates in Arab Countries. Antibiotics (Basel) 2024; 13:958. [PMID: 39452224 PMCID: PMC11505126 DOI: 10.3390/antibiotics13100958] [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: 08/21/2024] [Revised: 09/12/2024] [Accepted: 09/24/2024] [Indexed: 10/26/2024] Open
Abstract
BACKGROUND The resurgence of colistin has become critical in combating multidrug-resistant Gram-negative bacteria. However, the emergence of mobilized colistin resistance (mcr) genes presents a crucial global challenge, particularly in the Arab world, which includes regions with unique conditions and ongoing conflicts in some parts. METHODS To address this issue, a systematic review was conducted using multiple databases, including Cochrane, PubMed, Scopus, Web of Science, and Arab World Research Source. RESULTS A total of 153 studies were included, revealing substantial heterogeneity in the prevalence of mcr genes across 15 Arab countries, with notable findings indicating that Egypt and Lebanon reported the highest number of cases. The analysis indicated that the most prevalent sequence types were ST10, ST101, and ST1011, all of which are Escherichia coli strains linked to significant levels of colistin resistance and multiple antimicrobial resistance profiles. CONCLUSIONS By analyzing the diverse findings from different Arab countries, this review lays a critical foundation for future research and highlights the necessity for enhanced surveillance and targeted interventions to address the looming threat of colistin resistance in the region. SYSTEMATIC REVIEW REGISTRATION PROSPERO CRD42024584379.
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Affiliation(s)
- Mouayad Zuheir Bakleh
- Division of Genomics and Precision Medicine, College of Health and Life Sciences, Hamad Bin Khalifa University, Education City, Qatar Foundation, Doha P.O. Box 34110, Qatar
| | - Muhammad Kohailan
- Qatar Precision Health Institute, Qatar Foundation, Doha P. O. Box 5825, Qatar
| | - Muhammad Marwan
- Division of Biopsychology and Neuroscience, College of Health and Life Sciences, Hamad Bin Khalifa University, Education City, Qatar Foundation, Doha P.O. Box 34110, Qatar
| | - Abdallah Alhaj Sulaiman
- Division of Biological and Biomedical Sciences, College of Health and Life Sciences, Hamad Bin Khalifa University, Education City, Qatar Foundation, Doha P.O. Box 34110, Qatar
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Karpenko A, Shelenkov A, Manzeniuk I, Kulikova N, Gevorgyan A, Mikhaylova Y, Akimkin V. Whole genome analysis of multidrug-resistant Escherichia coli isolate collected from drinking water in Armenia revealed the plasmid-borne mcr-1.1-mediated colistin resistance. Microbiol Spectr 2024; 12:e0075124. [PMID: 39166856 PMCID: PMC11448411 DOI: 10.1128/spectrum.00751-24] [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: 03/22/2024] [Accepted: 07/19/2024] [Indexed: 08/23/2024] Open
Abstract
The rate of polymyxin-resistant Enterobacteriaceae, as well as human and animal infections caused by them, is increasing worldwide, posing a high epidemiological threat since colistin represents a last-resort antibiotic to treat complicated infections. The study of environmental niches, in particular, aquatic ecosystems in terms of genome analysis of inhabiting antimicrobial-resistant (AMR) microorganisms as reservoirs of acquired resistance determinants (AMR genes), represents a specific concern from a One Health approach. Here, we present a phenotypic AMR analysis and molecular characterization of Escherichia coli isolate found in municipal drinking water after an accident in the water supply system of a residential building in Armenia in 2021. CrieF1144 E. coli isolate was resistant to ampicillin, ampicillin/sulbactam, cefuroxime, ciprofloxacin, levofloxacin, trimethoprim/sulfamethoxazole, colistin, and tigecycline, whereas whole genome sequencing (WGS) revealed blaTEM-1B, tet(A), and a combination of dfrA14 with sul1 resistance determinants, which corresponds well with phenotypic resistance above. Moreover, the multidrug-resistant isolate studied harbored mcr-1.1 gene on a conjugative 251 Kb IncHI2 plasmid, whose structure was determined using hybrid short- and long-reads assembly. CrieF1141_p1 plasmid carried all antimicrobial resistance genes revealed in the isolate and did not harbor any virulence determinants, so it could contribute to the spread of AMR genes in the bacterial population. Two copies of ISApl1 transposase-encoding element, which is likely to mediate mcr-1.1 gene mobilization, were revealed surrounding this gene in a plasmid. IMPORTANCE Evolutionary patterns of Escherichia coli show that they usually develop into highly pathogenic forms by acquiring fitness advantages such as antimicrobial resistance (AMR) and various virulence factors through horizontal gene transfer mediated by mobile elements. This has led to high prevalence of multidrug-resistant (MDR) strains, which highlights the relevancy of enhanced surveillance to monitor and prevent transmission of the MDR bacteria to human and animal populations. However, the limited number of reports regarding the whole genome sequencing (WGS) investigation of MDR E. coli strains isolated from drinking water and harboring mcr genes hampers the adoption of a comprehensive approach to address the relationship between environmental E. coli populations and human and veterinary infections. Our results highlight the relevance of analyzing the environment, especially water, as a part of the surveillance programs to understand the origins and dissemination of antimicrobial resistance within the One Health concept.
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Affiliation(s)
- Anna Karpenko
- Department of Molecular Diagnostics and Epidemiology, Central Research Institute of Epidemiology, Moscow, Russia
| | - Andrey Shelenkov
- Department of Molecular Diagnostics and Epidemiology, Central Research Institute of Epidemiology, Moscow, Russia
| | - Igor Manzeniuk
- Administrative and Management Department – Directorate, Central Research Institute of Epidemiology, Moscow, Russia
| | - Nina Kulikova
- Department of Molecular Diagnostics and Epidemiology, Central Research Institute of Epidemiology, Moscow, Russia
| | - Arman Gevorgyan
- Republican Veterinary and Phytosanitary Laboratory Services Center, Yerevan, Armenia
| | - Yulia Mikhaylova
- Department of Molecular Diagnostics and Epidemiology, Central Research Institute of Epidemiology, Moscow, Russia
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Furlan JPR, Rosa RDS, Ramos MS, Lopes R, Dos Santos LDR, Savazzi EA, Stehling EG. Convergence of mcr-1 and broad-spectrum β-lactamase genes in Escherichia coli strains from the environmental sector. ENVIRONMENTAL POLLUTION (BARKING, ESSEX : 1987) 2024; 362:124937. [PMID: 39260544 DOI: 10.1016/j.envpol.2024.124937] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/16/2024] [Revised: 08/30/2024] [Accepted: 09/08/2024] [Indexed: 09/13/2024]
Abstract
The mcr-type gene encodes the main plasmid-mediated mechanism of colistin resistance and has been reported in several bacterial species obtained from different sources. Anthropogenic activities in the environment favor the evolution of antimicrobial resistance. Indeed, mcr-1-positive Escherichia coli strains were susceptible to non-polymyxins antimicrobials, but now emerging as multidrug-resistant (MDR) lineages. In this regard, hundreds of surface water and agricultural soil samples were screened for the presence of E. coli carrying the mcr-type genes and mcr-1-positive strains were subjected to in-depth genomic analysis. Almost all colistin-resistant strains were classified as MDR, highlighting those obtained from soils that showed resistance to extended-spectrum cephalosporins and carbapenems. International and high-risk clones of E. coli were identified, with ST10 and ST1720 shared between water and soil samples. Resistome analysis showed a broad resistome (AMR, metal tolerance, and biocide resistance). The mcr-1.1 and mcr-1.26 allelic variants were detected on IncX4 and IncI2 plasmids. Curiously, mcr-1-positive E. coli strains from agricultural soils harbored plasmid-mediated blaCTX-M-1, blaCTX-M-8, or blaKPC-2 genes. Virulome analysis demonstrated traits of a high putative virulence potential, with the presence of extraintestinal pathogenic E. coli. Comparative analysis revealed the persistence and dissemination of plasmid-mediated antimicrobial resistance genes in genetically diversity E. coli strains at the human-animal-environmental interface. These findings demonstrate a possible emerging AMR trend with the convergence of resistance to colistin and broad-spectrum β-lactams in environmental-derived E. coli strains.
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Affiliation(s)
- João Pedro Rueda Furlan
- Department of Clinical Analyses, Toxicology and Food Science, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Ribeirão Preto, São Paulo, Brazil
| | - Rafael da Silva Rosa
- Department of Clinical Analyses, Toxicology and Food Science, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Ribeirão Preto, São Paulo, Brazil
| | - Micaela Santana Ramos
- Department of Clinical Analyses, Toxicology and Food Science, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Ribeirão Preto, São Paulo, Brazil
| | - Ralf Lopes
- Department of Clinical Analyses, Toxicology and Food Science, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Ribeirão Preto, São Paulo, Brazil
| | - Lucas David Rodrigues Dos Santos
- Department of Clinical Analyses, Toxicology and Food Science, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Ribeirão Preto, São Paulo, Brazil
| | | | - Eliana Guedes Stehling
- Department of Clinical Analyses, Toxicology and Food Science, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Ribeirão Preto, São Paulo, Brazil.
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Boukli-Hacene F, Djouadi LN, Raddaoui A, Hachem Y, Boumerdassi H, Achour W, Nateche F. Sheep and goats as reservoirs of colistin-resistant E. coli: first detection of ETEC ST10 and E. coli ST6396 mcr-1 positive strains in North Africa. J Appl Microbiol 2024; 135:lxae227. [PMID: 39223099 DOI: 10.1093/jambio/lxae227] [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: 07/10/2024] [Revised: 08/18/2024] [Accepted: 08/30/2024] [Indexed: 09/04/2024]
Abstract
AIM This study aimed to screen and characterize colistin-resistant strains isolated from different livestock species in Algeria, including sheep, goats, and dromedaries. METHODS AND RESULTS A total of 197 rectal and nasal swabs were screened for colistin-resistant Gram-negative bacilli. Twenty one isolates were selected, identified, and their antibiotic resistance was phenotypically and genotypically characterized. The majority (15/21) were affiliated to Escherichia coli, from which 4 strains isolated from sheep (n = 2) and goats (n = 2) and belonging to phylogroup A and ST10 and ST6396 lineages, respectively, carried the mcr-1 gene. The remaining isolates were identified as belonging to the following genera: Raoultella, Enterobacter, Klebsiella, and Pseudomonas. CONCLUSION This study highlights the presence of virulent and multiresistant Gram-negative bacilli in farm animals, increasing the risk of transmitting potentially fatal infections to humans.
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Affiliation(s)
- Fella Boukli-Hacene
- Laboratory of Cellular and Molecular Biology, Faculty of Biological Sciences, University of Science and Technology - Houari Boumediene, Bab Ezzouar, Algiers 16111, Algeria
| | - Lydia Neïla Djouadi
- Laboratory of Cellular and Molecular Biology, Faculty of Biological Sciences, University of Science and Technology - Houari Boumediene, Bab Ezzouar, Algiers 16111, Algeria
| | - Anis Raddaoui
- Laboratory ward, National Bone Marrow Transplant Center, 1006 Tunis, Tunisia
- Faculty of Medicine of Tunis LR18ES39, University of Tunis El Manar, 1006 Tunis, Tunisia
| | - Yousra Hachem
- Laboratory of Cellular and Molecular Biology, Faculty of Biological Sciences, University of Science and Technology - Houari Boumediene, Bab Ezzouar, Algiers 16111, Algeria
| | - Hanane Boumerdassi
- Laboratory of Cellular and Molecular Biology, Faculty of Biological Sciences, University of Science and Technology - Houari Boumediene, Bab Ezzouar, Algiers 16111, Algeria
| | - Wafa Achour
- Laboratory ward, National Bone Marrow Transplant Center, 1006 Tunis, Tunisia
- Faculty of Medicine of Tunis LR18ES39, University of Tunis El Manar, 1006 Tunis, Tunisia
| | - Farida Nateche
- Laboratory of Cellular and Molecular Biology, Faculty of Biological Sciences, University of Science and Technology - Houari Boumediene, Bab Ezzouar, Algiers 16111, Algeria
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Wang Q, Wang W, Zhu Q, Shoaib M, Chengye W, Zhu Z, Wei X, Bai Y, Zhang J. The prevalent dynamic and genetic characterization of mcr-1 encoding multidrug resistant Escherichia coli strains recovered from poultry in Hebei, China. J Glob Antimicrob Resist 2024; 38:354-362. [PMID: 38795771 DOI: 10.1016/j.jgar.2024.04.001] [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: 12/09/2023] [Revised: 03/03/2024] [Accepted: 04/02/2024] [Indexed: 05/28/2024] Open
Abstract
OBJECTIVES Colistin is known as the last resort antibiotic to treat the infections caused by multidrug resistant foodborne pathogens. The emergence and widespread dissemination of plasmid-mediated colistin resistance gene mcr-1 in the Escherichia coli (E. coli) incurs potential threat to public health. Here, we investigated the epidemiology, transmission dynamics, and genetic characterization of mcr-1 harbouring E. coli isolates from poultry originated in Hebei Province, China. METHODS A total of 297 faecal samples were collected from the two large poultry farms in Hebei Province, China. The samples were processed for E. coli identification by matrix-assisted laser desorption ionization-time of flight mass spectrometry and 16S rDNA sequencing. Then, the mcr-1 gene harbouring E. coli strains were identified by polymerase chain reaction and subjected to antimicrobial susceptibility testing by broth microdilution assay. The genomic characterization of the isolates was done by whole genome sequencing using the various bioinformatics tools, and multi-locus sequence typing was done by sequence analysis of the seven housekeeping genes. The conjugation experiment was done to check the transferability of mcr-1 along with the plasmid stability testing. RESULTS A total of six mcr-1 E. coli isolates with minimum inhibitory concentration of 4 μg/mL were identified from 297 samples (2.02%). The mcr-1 harbouring E. coli were identified as multidrug resistant and belonged to ST101 (n = 4) and ST410 (n = 2). The genetic environment of mcr-1 presented its position on IncHI2 plasmid in 4 isolates and p0111 in 2 isolates, which is a rarely reported plasmid type for mcr-1. Moreover, both type of plasmids was transferable to recipient J53, and mcr-1 was flanked by 3 mobile elements ISApl1, Tn3, and IS26 forming a novel backbone Tn3-IS26-mcr-1- pap2-ISApl1 on the p0111 plasmid. The phylogenetic analysis shared a common lineage with mcr-1 harbouring isolates from the environment, humans, and animals, which indicate its horizontal spread among the diverse sources, species, and hosts. CONCLUSION This study recommends the one health approach for future surveillance across multiple sources and bacterial species to adopt relevant measures and reduce global resistance crises.
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Affiliation(s)
- Qing Wang
- College of Veterinary Medicine, Gansu Agricultural University, Anning District, Lanzhou, Gansu Province, PR China; Key Laboratory of New Animal Drug Project of Gansu Province, Lanzhou, Gansu Province, PR China; Key Laboratory of Veterinary Pharmaceutical Development, Ministry of Agriculture, Lanzhou, Gansu Province, PR China; Lanzhou Institute of Husbandry and Pharmaceutical Sciences, Chinese Academy of Agricultural Sciences, Lanzhou, Gansu Province, PR China
| | - Weiwei Wang
- Key Laboratory of New Animal Drug Project of Gansu Province, Lanzhou, Gansu Province, PR China; Key Laboratory of Veterinary Pharmaceutical Development, Ministry of Agriculture, Lanzhou, Gansu Province, PR China; Lanzhou Institute of Husbandry and Pharmaceutical Sciences, Chinese Academy of Agricultural Sciences, Lanzhou, Gansu Province, PR China
| | - Qiqi Zhu
- Key Laboratory of New Animal Drug Project of Gansu Province, Lanzhou, Gansu Province, PR China; Key Laboratory of Veterinary Pharmaceutical Development, Ministry of Agriculture, Lanzhou, Gansu Province, PR China; Lanzhou Institute of Husbandry and Pharmaceutical Sciences, Chinese Academy of Agricultural Sciences, Lanzhou, Gansu Province, PR China; College of Life Science and Food Engineering, Hebei University of Engineering, Handan, Hebei Province, PR China
| | - Muhammad Shoaib
- Key Laboratory of New Animal Drug Project of Gansu Province, Lanzhou, Gansu Province, PR China; Key Laboratory of Veterinary Pharmaceutical Development, Ministry of Agriculture, Lanzhou, Gansu Province, PR China; Lanzhou Institute of Husbandry and Pharmaceutical Sciences, Chinese Academy of Agricultural Sciences, Lanzhou, Gansu Province, PR China
| | - Wang Chengye
- Key Laboratory of New Animal Drug Project of Gansu Province, Lanzhou, Gansu Province, PR China; Key Laboratory of Veterinary Pharmaceutical Development, Ministry of Agriculture, Lanzhou, Gansu Province, PR China; Lanzhou Institute of Husbandry and Pharmaceutical Sciences, Chinese Academy of Agricultural Sciences, Lanzhou, Gansu Province, PR China; College of Life Science and Food Engineering, Hebei University of Engineering, Handan, Hebei Province, PR China
| | - Zhen Zhu
- Key Laboratory of New Animal Drug Project of Gansu Province, Lanzhou, Gansu Province, PR China; Key Laboratory of Veterinary Pharmaceutical Development, Ministry of Agriculture, Lanzhou, Gansu Province, PR China; Lanzhou Institute of Husbandry and Pharmaceutical Sciences, Chinese Academy of Agricultural Sciences, Lanzhou, Gansu Province, PR China; College of Life Science and Food Engineering, Hebei University of Engineering, Handan, Hebei Province, PR China
| | - Xiaojuan Wei
- Key Laboratory of New Animal Drug Project of Gansu Province, Lanzhou, Gansu Province, PR China; Key Laboratory of Veterinary Pharmaceutical Development, Ministry of Agriculture, Lanzhou, Gansu Province, PR China; Lanzhou Institute of Husbandry and Pharmaceutical Sciences, Chinese Academy of Agricultural Sciences, Lanzhou, Gansu Province, PR China
| | - Yubin Bai
- Key Laboratory of New Animal Drug Project of Gansu Province, Lanzhou, Gansu Province, PR China; Key Laboratory of Veterinary Pharmaceutical Development, Ministry of Agriculture, Lanzhou, Gansu Province, PR China; Lanzhou Institute of Husbandry and Pharmaceutical Sciences, Chinese Academy of Agricultural Sciences, Lanzhou, Gansu Province, PR China
| | - Jiyu Zhang
- College of Veterinary Medicine, Gansu Agricultural University, Anning District, Lanzhou, Gansu Province, PR China; Key Laboratory of New Animal Drug Project of Gansu Province, Lanzhou, Gansu Province, PR China; Key Laboratory of Veterinary Pharmaceutical Development, Ministry of Agriculture, Lanzhou, Gansu Province, PR China; Lanzhou Institute of Husbandry and Pharmaceutical Sciences, Chinese Academy of Agricultural Sciences, Lanzhou, Gansu Province, PR China.
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Furlan JPR, Ramos MS, Sellera FP, Gonzalez IHL, Ramos PL, Stehling EG. Gram-negative bacterial diversity and evidence of international clones of multidrug-resistant strains in zoo animals. Integr Zool 2024; 19:417-423. [PMID: 37984552 DOI: 10.1111/1749-4877.12790] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2023]
Abstract
Enterobacterales and Pseudomonas aeruginosa have been colonizing or infecting wild hosts and antimicrobial-resistant strains are present in mammals and birds. Furthermore, international high-risk clones of multidrug-resistant Escherichia coli are identified and the implications of multidrug-resistant Gram-negative bacteria in zoo animals are discussed.
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Affiliation(s)
- João Pedro Rueda Furlan
- Department of Clinical Analyses, Toxicology and Food Science, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Ribeirão Preto, Brazil
| | - Micaela Santana Ramos
- Department of Clinical Analyses, Toxicology and Food Science, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Ribeirão Preto, Brazil
| | - Fábio Parra Sellera
- Department of Internal Medicine, School of Veterinary Medicine and Animal Science, University of São Paulo, São Paulo, Brazil
- School of Veterinary Medicine, Metropolitan University of Santos, Santos, Brazil
| | - Irys Hany Lima Gonzalez
- Coordination of Wild Fauna, Secretary of Environment, Infrastructure and Logistics, São Paulo, Brazil
| | - Patrícia Locosque Ramos
- Coordination of Wild Fauna, Secretary of Environment, Infrastructure and Logistics, São Paulo, Brazil
| | - Eliana Guedes Stehling
- Department of Clinical Analyses, Toxicology and Food Science, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Ribeirão Preto, Brazil
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Patil S, Pai L, Chen X, Francisco NM, Chen H, Chen Y, Dong S, Liu S, Wen F. Genomic characterisation of multi-drug resistant Escherichia coli and Klebsiella pneumoniae co-harbouring mcr-1 and mcr-3 genes on a single plasmid from paediatric clinical cases. J Glob Antimicrob Resist 2023; 34:134-140. [PMID: 37481113 DOI: 10.1016/j.jgar.2023.07.012] [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: 06/08/2023] [Revised: 06/30/2023] [Accepted: 07/19/2023] [Indexed: 07/24/2023] Open
Abstract
OBJECTIVES Emergence of the plasmid-born mobile colistin resistance (mcr) gene is a growing concern in healthcare. Therefore, this study aimed to genomically characterise multidrug-resistant Escherichia coli and Klebsiella pneumoniae co-harbouring the mcr-1 and mcr-3 genes in young children. METHODS E. coli (n = 3) and K. pneumoniae (n = 2) were collected from abdominal secretions and blood, respectively. The isolates were screened using tryptone soy broth with 4 µL/mL polymyxin-B. Growing bacteria were identified using the VITEK-2 system, matrix-assisted laser desorption/ionisation time-of-flight, and 16s RNA sequencing, followed by antibiotic susceptibility testing. Metallo-β-lactamase (MBL) and extended-spectrum β-lactamase (ESBL) production was also detected. Afterwards, strains were subjected to molecular screening targeting mcr variants and ESBL/MBL-encoding genes. Conjugation, pulsed-field gel electrophoresis, Southern hybridisation, multilocus sequence typing, and phylogenic group detection were performed, along with plasmid-genome sequencing and bioinformatics analysis. RESULTS E. coli isolates (EC-19-322, 323, and 331) and K. pneumoniae isolates (KP-19-225 and 226) harboured both mcr-1 and mcr-3 genes. These strains were also found to be resistant to more than three classes of antibiotics. The conjugation experiment revealed the presence of mcr-1 and mcr-3 on a single plasmid, and the transmission frequency was 10-2 to 10-3. Both strains were found to be able to produce ESBLs and MBL. E. coli EC-19-322 and 323 were identified as ST131(O25a:H41); SP-19-331, as ST1577 (O16:H30); and K. pneumoniae, as ST231 (K2). All E. coli strains belonged to phylogenetic group B2, and the results of pulsed-field gel electrophoresis supported the multilocus sequence typing findings. CONCLUSION This study reported the co-occurrence of mcr-1 and mcr-3 genes on a single plasmid in pathogenic ESBL/MBL-producing E. coli and K. pneumoniae isolated from young children.
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Affiliation(s)
- Sandip Patil
- Department of Haematology and Oncology, Shenzhen Children's Hospital, Shenzhen, China; Paediatric Research Institute, Shenzhen Children's Hospital, Shenzhen, China
| | - Liu Pai
- Department of Haematology and Oncology, Shenzhen Children's Hospital, Shenzhen, China
| | - Xiowen Chen
- Department of Haematology and Oncology, Shenzhen Children's Hospital, Shenzhen, China; Paediatric Research Institute, Shenzhen Children's Hospital, Shenzhen, China
| | - Ngiambudulu M Francisco
- Grupo de Investigação Microbiana e Imunológica, Instituto Nacional de Investigação em Saúde (National Institute for Health Research), Luanda, Angola
| | - Hongyu Chen
- Department of Laboratory Medicine, Shenzhen Children's Hospital, Shenzhen, China
| | - Yunsheng Chen
- Department of Laboratory Medicine, Shenzhen Children's Hospital, Shenzhen, China
| | - Shaowei Dong
- Paediatric Research Institute, Shenzhen Children's Hospital, Shenzhen, China
| | - Sixi Liu
- Department of Haematology and Oncology, Shenzhen Children's Hospital, Shenzhen, China.
| | - Feiqiu Wen
- Department of Haematology and Oncology, Shenzhen Children's Hospital, Shenzhen, China; Paediatric Research Institute, Shenzhen Children's Hospital, Shenzhen, China.
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Sarr H, Niang AA, Diop A, Mediannikov O, Zerrouki H, Diene SM, Lo S, Dia ML, Sow AI, Fenollar F, Rolain JM, Hadjadj L. The Emergence of Carbapenem- and Colistin-Resistant Enterobacteria in Senegal. Pathogens 2023; 12:974. [PMID: 37623934 PMCID: PMC10459028 DOI: 10.3390/pathogens12080974] [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: 05/24/2023] [Revised: 07/19/2023] [Accepted: 07/24/2023] [Indexed: 08/26/2023] Open
Abstract
Antibiotic resistance is a public health problem. The emergence of carbapenemase-producing Enterobacterales (CPE) infections is a concern, particularly in Senegal. (1) Methods: Between January 2019 and July 2022, 240 isolates of enterobacteria resistant to third-generation cephalosporins and imipenem from biological samples from Fann Hospital (Dakar) and Hôpital Paix (Ziguinchor) were selected. The isolates were identified by MALDI-TOF mass spectrometry, and susceptibility tests were performed by the disk diffusion method. Antibiotic-resistance genes for class A beta-lactamases, carbapenemases, and plasmid resistance to colistin resistance (mcr-1-8) were screened by RT-PCR. (2) Results: The 240 enterobacteria were composed of: Escherichia coli (60.83%), Klebsiella pneumoniae (21.67%), Enterobacter cloacae (13.75%), Citrobacter freundii (2.08%), Serratia marcescens (0.83%), Klebsiella aerogenes (0.42%), and Proteus mirabilis (0.42%). Class A beta-lactamase genes were found in 229 isolates (70.41% blaTEM, 37.5% blaSHV, 83.75% blaCTX-A, and 0.42% blaCTX-B). The carbapenemase genes blaOXA-48 and blaNDM were found in 25 isolates, including 14 isolates with blaOXA-48, 13 isolates with blaNDM, and 2 isolates with both genes simultaneously. The mcr-8 gene was found in one isolate of E. cloacae. (3) Conclusions: The epidemiology of antibiotic-resistance genes in enterobacteria in Senegal shows the emergence of CPEs. This phenomenon is worrying, and rigorous surveillance is necessary to avoid further spread.
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Affiliation(s)
- Habibou Sarr
- UFR des Sciences de la Santé, Université Assane Seck de Ziguinchor, Ziguinchor BP 523, Senegal;
- Unité de Bactériologie, Hôpital de la Paix de Ziguinchor, Ziguinchor BP 523, Senegal
- Faculté de Médecine et de Pharmacie, MEPHI IRD, APHM, Aix Marseille Université, 13005 Marseille, France; (O.M.); (H.Z.); (S.M.D.); (J.-M.R.)
- IHU Méditerranée Infection, 13005 Marseille, France;
| | - Aissatou Ahmet Niang
- Faculté de Médecine, Pharmacie et Odonto-Stomatologie, Université Cheikh-Anta-Diop, Dakar BP 5005, Senegal; (A.A.N.); (A.D.); (M.L.D.); (A.I.S.)
| | - Amadou Diop
- Faculté de Médecine, Pharmacie et Odonto-Stomatologie, Université Cheikh-Anta-Diop, Dakar BP 5005, Senegal; (A.A.N.); (A.D.); (M.L.D.); (A.I.S.)
| | - Oleg Mediannikov
- Faculté de Médecine et de Pharmacie, MEPHI IRD, APHM, Aix Marseille Université, 13005 Marseille, France; (O.M.); (H.Z.); (S.M.D.); (J.-M.R.)
- IHU Méditerranée Infection, 13005 Marseille, France;
| | - Hanane Zerrouki
- Faculté de Médecine et de Pharmacie, MEPHI IRD, APHM, Aix Marseille Université, 13005 Marseille, France; (O.M.); (H.Z.); (S.M.D.); (J.-M.R.)
- IHU Méditerranée Infection, 13005 Marseille, France;
| | - Seydina M. Diene
- Faculté de Médecine et de Pharmacie, MEPHI IRD, APHM, Aix Marseille Université, 13005 Marseille, France; (O.M.); (H.Z.); (S.M.D.); (J.-M.R.)
- IHU Méditerranée Infection, 13005 Marseille, France;
| | - Seynabou Lo
- UFR des Sciences de la Santé, Université Gaston Berger, Saint Louis BP 234, Senegal;
| | - Mouhamadou Lamine Dia
- Faculté de Médecine, Pharmacie et Odonto-Stomatologie, Université Cheikh-Anta-Diop, Dakar BP 5005, Senegal; (A.A.N.); (A.D.); (M.L.D.); (A.I.S.)
| | - Ahmad Iyane Sow
- Faculté de Médecine, Pharmacie et Odonto-Stomatologie, Université Cheikh-Anta-Diop, Dakar BP 5005, Senegal; (A.A.N.); (A.D.); (M.L.D.); (A.I.S.)
| | - Florence Fenollar
- IHU Méditerranée Infection, 13005 Marseille, France;
- VITROME, IRD, APHM, SSA, Aix Marseille Université, 13005 Marseille, France
| | - Jean-Marc Rolain
- Faculté de Médecine et de Pharmacie, MEPHI IRD, APHM, Aix Marseille Université, 13005 Marseille, France; (O.M.); (H.Z.); (S.M.D.); (J.-M.R.)
- IHU Méditerranée Infection, 13005 Marseille, France;
| | - Linda Hadjadj
- Faculté de Médecine et de Pharmacie, MEPHI IRD, APHM, Aix Marseille Université, 13005 Marseille, France; (O.M.); (H.Z.); (S.M.D.); (J.-M.R.)
- IHU Méditerranée Infection, 13005 Marseille, France;
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9
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El-Sawalhi S, Revol O, Chamieh A, Lacoste A, Annessi A, La Scola B, Rolain JM, Pagnier I. Epidemiological Description and Detection of Antimicrobial Resistance in Various Aquatic Sites in Marseille, France. Microbiol Spectr 2023; 11:e0142622. [PMID: 36976002 PMCID: PMC10101087 DOI: 10.1128/spectrum.01426-22] [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: 04/26/2022] [Accepted: 12/22/2022] [Indexed: 03/29/2023] Open
Abstract
Antibiotic resistance is a worldwide public health concern and has been associated with reports of elevated mortality. According to the One Health concept, antibiotic resistance genes are transferrable to organisms, and organisms are shared among humans, animals, and the environment. Consequently, aquatic environments are a possible reservoir of bacteria harboring antibiotic resistance genes. In our study, we screened water and wastewater samples for antibiotic resistance genes by culturing samples on different types of agar media. Then, we performed real-time PCR to detect the presence of genes conferring resistance to beta lactams and colistin, followed by standard PCR and gene sequencing for verification. We mainly isolated Enterobacteriaceae from all samples. In water samples, 36 Gram-negative bacterial strains were isolated and identified. We found three extended-spectrum β-lactamase (ESBL)-producing bacteria-Escherichia coli and Enterobacter cloacae strains-harboring the CTX-M and TEM groups. In wastewater samples, we isolated 114 Gram-negative bacterial strains, mainly E. coli, Klebsiella pneumoniae, Citrobacter freundii and Proteus mirabilis strains. Forty-two bacterial strains were ESBL-producing bacteria, and they harbored at least one gene belonging to the CTX-M, SHV, and TEM groups. We also detected carbapenem-resistant genes, including NDM, KPC, and OXA-48, in four isolates of E. coli. This short epidemiological study allowed us to identify new antibiotic resistance genes present in bacterial strains isolated from water in Marseille. This type of surveillance shows the importance of tracking bacterial resistance in aquatic environments. IMPORTANCE Antibiotic-resistant bacteria are involved in serious infections in humans. The dissemination of these bacteria in water, which is in close contact with human activities, is a serious problem, especially under the concept of One Health. This study was done to survey and localize the circulation of bacterial strains, along with their antibiotic resistance genes, in the aquatic environment in Marseille, France. The importance of this study is to monitor the frequency of these circulating bacteria by creating and surveying water treatments.
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Affiliation(s)
- Sabah El-Sawalhi
- Aix-Marseille Université, IRD, APHM, MEPHI, Faculté de Médecine et de Pharmacie, Marseille CEDEX 05, France
- IHU Méditerranée Infection, Marseille CEDEX 05, France
| | - Océane Revol
- Aix-Marseille Université, IRD, APHM, MEPHI, Faculté de Médecine et de Pharmacie, Marseille CEDEX 05, France
- IHU Méditerranée Infection, Marseille CEDEX 05, France
| | - Amanda Chamieh
- Aix-Marseille Université, IRD, APHM, MEPHI, Faculté de Médecine et de Pharmacie, Marseille CEDEX 05, France
- IHU Méditerranée Infection, Marseille CEDEX 05, France
| | - Alexandre Lacoste
- Bataillon des Marins Pompiers de Marseille, CIS BMPM, Marseille, France
| | - Alexandre Annessi
- Bataillon des Marins Pompiers de Marseille, CIS BMPM, Marseille, France
| | - Bernard La Scola
- Aix-Marseille Université, IRD, APHM, MEPHI, Faculté de Médecine et de Pharmacie, Marseille CEDEX 05, France
- IHU Méditerranée Infection, Marseille CEDEX 05, France
| | - Jean-Marc Rolain
- Aix-Marseille Université, IRD, APHM, MEPHI, Faculté de Médecine et de Pharmacie, Marseille CEDEX 05, France
- IHU Méditerranée Infection, Marseille CEDEX 05, France
| | - Isabelle Pagnier
- Aix-Marseille Université, IRD, APHM, MEPHI, Faculté de Médecine et de Pharmacie, Marseille CEDEX 05, France
- IHU Méditerranée Infection, Marseille CEDEX 05, France
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10
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Chen J, Chen H, Liu C, Huan H, Teng Y. Evaluation of FEAST for metagenomics-based source tracking of antibiotic resistance genes. JOURNAL OF HAZARDOUS MATERIALS 2023; 442:130116. [PMID: 36209606 DOI: 10.1016/j.jhazmat.2022.130116] [Citation(s) in RCA: 8] [Impact Index Per Article: 8.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/08/2022] [Revised: 08/07/2022] [Accepted: 09/30/2022] [Indexed: 06/16/2023]
Abstract
A metagenomics-based technological framework has been proposed for evaluating the potential and utility of FEAST as an ARG profile-based source apportionment tool. To this end, a large panel of metagenomic data sets was analyzed, associating with eight source types of ARGs in environments. Totally, 1089 different ARGs were found in the 604 source metagenomes, and 396 ARG indicators were identified as the source-specific fingerprints to characterize each of the source types. With the source fingerprints, predictive performance of FEAST was checked using "leave-one-out" cross-validation strategy. Furthermore, artificial sink communities were simulated to evaluate the FEAST for source apportionment of ARGs. The prediction of FEAST showed high accuracy values (0.933 ± 0.046) and specificity values (0.959 ± 0.041), confirming its suitability to discriminate samples from different source types. The apportionment results reflected well the expected output of artificial communities which were generated with different ratios of source types to simulate various contamination levels. Finally, the validated FEAST was applied to track the sources of ARGs in river sediments. Results showed STP effluents were the main contributor of ARGs, with an average contribution of 76 %, followed by sludge (10 %) and aquaculture effluent (2.7 %), which were basically consistent with the actual environment in the area.
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Affiliation(s)
- Jinping Chen
- College of Water Sciences, Beijing Normal University, Beijing 100875, China
| | - Haiyang Chen
- College of Water Sciences, Beijing Normal University, Beijing 100875, China; Engineering Research Center of Groundwater Pollution Control and Remediation, Ministry of Education, Beijing 100875, China.
| | - Chang Liu
- College of Water Sciences, Beijing Normal University, Beijing 100875, China
| | - Huan Huan
- Technical Centre for Soil, Agricultural and Rural Ecology and Environment, Ministry of Ecology and Environment of the People's Republic of China, Beijing 100012, China
| | - Yanguo Teng
- College of Water Sciences, Beijing Normal University, Beijing 100875, China; Engineering Research Center of Groundwater Pollution Control and Remediation, Ministry of Education, Beijing 100875, China.
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11
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Extended Spectrum β-Lactamase-Producing Escherichia coli from Poultry and Wild Birds (Sparrow) in Djelfa (Algeria), with Frequent Detection of CTX-M-14 in Sparrow. Antibiotics (Basel) 2022; 11:antibiotics11121814. [PMID: 36551471 PMCID: PMC9774291 DOI: 10.3390/antibiotics11121814] [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: 10/22/2022] [Revised: 12/01/2022] [Accepted: 12/08/2022] [Indexed: 12/15/2022] Open
Abstract
Antimicrobial resistance is a global threat that is spreading more and more in both human and animal niches. This study investigates the antimicrobial resistance and virulence threats of Escherichia coli isolates recovered from intestinal and fecal samples of 100 chickens, 60 turkeys, and 30 sparrows. Extended spectrum β-lactamase (ESBL) producing E. coli isolates were recovered in 12 of the animals tested, selecting one isolate per positive animal: sparrow (eight isolates, 26.7%), turkey (three isolates, 5%), and chicken (one isolate, 1%). The E. coli isolates were ascribed to B1 and D phylogenetic groups. The blaCTX-M-14 gene was detected in all ESBL-producing E. coli isolates from sparrow. The blaCTX-M-15 (two isolates) and blaCTX-M-14 genes (one isolate) were detected in the isolates of turkey, and the blaCTX-M-1 gene in one isolate from broiler. Three lineages were revealed among the tested isolates (ST/phylogenetic group/type of ESBL/origin): ST117/D/CTX-M-1/broiler, ST4492 (CC405)/D/CTX-M-15/turkey, and ST602/B1/CTX-M-14/sparrow. All isolates were negative for stx1, sxt2, and eae virulence genes. Our findings provide evidence that the sparrow could be a vector in the dissemination of ESBL-producing E. coli isolates to other environments. This study also reports, to our knowledge, the first detection of blaCTX-M-14 from sparrow at a global level and in turkey in Algeria.
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12
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Emergence and Dissemination of Extraintestinal Pathogenic High-Risk International Clones of Escherichia coli. LIFE (BASEL, SWITZERLAND) 2022; 12:life12122077. [PMID: 36556442 PMCID: PMC9780897 DOI: 10.3390/life12122077] [Citation(s) in RCA: 13] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 11/14/2022] [Revised: 12/06/2022] [Accepted: 12/08/2022] [Indexed: 12/14/2022]
Abstract
Multiresistant Escherichia coli has been disseminated worldwide, and it is one of the major causative agents of nosocomial infections. E. coli has a remarkable and complex genomic plasticity for taking up and accumulating genetic elements; thus, multiresistant high-risk clones can evolve. In this review, we summarise all available data about internationally disseminated extraintestinal pathogenic high-risk E. coli clones based on whole-genome sequence (WGS) data and confirmed outbreaks. Based on genetic markers, E. coli is clustered into eight phylogenetic groups. Nowadays, the E. coli ST131 clone from phylogenetic group B2 is the predominant high-risk clone worldwide. Currently, strains of the C1-M27 subclade within clade C of ST131 are circulating and becoming prominent in Canada, China, Germany, Hungary and Japan. The C1-M27 subclade is characterised by blaCTX-M-27. Recently, the ST1193 clone has been reported as an emerging high-risk clone from phylogenetic group B2. ST38 clone carrying blaOXA-244 (a blaOXA-48-like carbapenemase gene) caused several outbreaks in Germany and Switzerland. Further high-risk international E. coli clones include ST10, ST69, ST73, ST405, ST410, ST457. High-risk E. coli strains are present in different niches, in the human intestinal tract and in animals, and persist in environment. These strains can be transmitted easily within the community as well as in hospital settings. WGS analysis is a useful tool for tracking the dissemination of resistance determinants, the emergence of high-risk mulitresistant E. coli clones and to analyse changes in the E. coli population on a genomic level.
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13
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Ogunlaja A, Ogunlaja OO, Olukanni OD, Taylor GO, Olorunnisola CG, Dougnon VT, Mousse W, Fatta-Kassinos D, Msagati TAM, Unuabonah EI. Antibiotic resistomes and their chemical residues in aquatic environments in Africa. ENVIRONMENTAL POLLUTION (BARKING, ESSEX : 1987) 2022; 312:119783. [PMID: 35863703 DOI: 10.1016/j.envpol.2022.119783] [Citation(s) in RCA: 12] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 01/28/2022] [Revised: 07/10/2022] [Accepted: 07/11/2022] [Indexed: 06/15/2023]
Abstract
The aquatic environment is a hotspot for the transfer of antibiotic resistance to humans and animals. Several reviews have put together research efforts on the presence and distribution of antibiotic resistant bacteria (ARB), antibiotic resistance genes (ARGs), and antibiotic chemical residue (ACRs) in food, hospital wastewater, and even in other aquatic environments. However, these reports are largely focused on data from developed countries, while data from developing countries and especially those in Africa, are only marginally discussed. This review is the first effort that distills information on the presence and distribution of ARGs and ACRs in the African aquatic environments (2012-2021). This review provides critical information on efforts put into the study of ARB, ARGs, and ACRs in aquatic environments in Africa through the lens of the different sub-regions in the continent. The picture provided is compared with those from some other continents in the world. It turns out that the large economies in Africa (South Africa, Nigeria, Tunisia, Kenya) all have a few reports of ARB and ARGs in their aquatic environment while smaller economies in the continent could barely provide reports of these in their aquatic environment (in most cases no report was found) even though they have some reports on resistomes from clinical studies. Interestingly, the frequency of these reports of ARB and ARGs in aquatic environments in Africa suggests that the continent is ahead of the South American continent but behind Europe and Asia in relation to providing information on these contaminants. Common ARGs found in African aquatic environment encode resistance to sulfonamide, tetracycline, β-lactam, and macrolide classes of antibiotics. The efforts and studies from African scientists in eliminating ARB and ARGs from the aquatic environment in Africa are also highlighted. Overall, this document is a ready source of credible information for scientists, policy makers, governments, and regional bodies on ARB, ARGs, and ACRs in aquatic environments in Africa. Hopefully, the information provided in this review will inspire some necessary responses from all stakeholders in the water quality sector in Africa to put in more effort into providing more scientific evidence of the presence of ARB, ARGs, and ACRs in their aquatic environment and seek more efficient ways to handle them to curtail the spread of antibiotic resistance among the population in the continent. This will in turn, put the continent on the right path to meeting the United Nations Sustainable Development Goals #3 and #6, which at the moment, appears to be largely missed by most countries in the continent.
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Affiliation(s)
- Aemere Ogunlaja
- African Centre of Excellence for Water and Environmental Research (ACEWATER), Redeemer's University, P.M.B 230, Ede, 232101, Osun State, Nigeria; Department of Biological Sciences, Faculty of Natural Sciences, Redeemer's University, P.M.B 230, Ede, Osun State, Nigeria.
| | - Olumuyiwa O Ogunlaja
- African Centre of Excellence for Water and Environmental Research (ACEWATER), Redeemer's University, P.M.B 230, Ede, 232101, Osun State, Nigeria; Department of Chemical Sciences, Faculty of Natural and Applied Sciences, Lead City University, Ibadan, Nigeria
| | - Olumide D Olukanni
- African Centre of Excellence for Water and Environmental Research (ACEWATER), Redeemer's University, P.M.B 230, Ede, 232101, Osun State, Nigeria; Department of Biochemistry, Faculty of Basic Medical Sciences, Redeemer's University, P.M.B. 230, Ede, Nigeria
| | - Gloria O Taylor
- African Centre of Excellence for Water and Environmental Research (ACEWATER), Redeemer's University, P.M.B 230, Ede, 232101, Osun State, Nigeria; Department of Biological Sciences, Faculty of Natural Sciences, Redeemer's University, P.M.B 230, Ede, Osun State, Nigeria
| | - Chidinma G Olorunnisola
- African Centre of Excellence for Water and Environmental Research (ACEWATER), Redeemer's University, P.M.B 230, Ede, 232101, Osun State, Nigeria; Department of Chemical Sciences, Faculty of Natural Sciences, Redeemer's University, P.M.B 230, Ede, Osun State, Nigeria
| | - Victorien T Dougnon
- Research Unit in Applied Microbiology and Pharmacology of Natural Substances, Polytechnic School of Abomey-Calavi, University of Abomey-Calavi, Benin
| | - Wassiyath Mousse
- Research Unit in Applied Microbiology and Pharmacology of Natural Substances, Polytechnic School of Abomey-Calavi, University of Abomey-Calavi, Benin
| | - Despo Fatta-Kassinos
- Department of Civil and Environmental Engineering and Nireas-International Water Research Centre, School of Engineering, University of Cyprus, PO Box 20537, 1678 Nicosia, Cyprus
| | - Titus A M Msagati
- Institute for Nanotechnology and Water Sustainability (iNanoWS), College of Science Engineering and Technology, University of South Africa, South Africa
| | - Emmanuel I Unuabonah
- African Centre of Excellence for Water and Environmental Research (ACEWATER), Redeemer's University, P.M.B 230, Ede, 232101, Osun State, Nigeria; Department of Chemical Sciences, Faculty of Natural Sciences, Redeemer's University, P.M.B 230, Ede, Osun State, Nigeria
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14
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Cherak Z, Loucif L, Bendjama E, Moussi A, Benbouza A, Grainat N, Rolain JM. Dissemination of Carbapenemases and MCR-1 Producing Gram-Negative Bacteria in Aquatic Environments in Batna, Algeria. Antibiotics (Basel) 2022; 11:antibiotics11101314. [PMID: 36289972 PMCID: PMC9598638 DOI: 10.3390/antibiotics11101314] [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: 07/15/2022] [Revised: 09/04/2022] [Accepted: 09/13/2022] [Indexed: 12/02/2022] Open
Abstract
Antibiotic-resistant-bacteria are being considered as emerging environmental contaminants where the importance of the surrounding environment in their emergence and dissemination has been emphasized. The aim of this study was to screen for the presence and diversity of carbapenem- and colistin-resistant Gram-negative bacteria (GNBs) in different aquatic environments. Water samples were collected in Batna, Algeria. Carbapenem- and colistin-resistant GNBs were selectively isolated and then identified using matrix-assisted laser desorption and ionization time-of-flight mass spectrometry. After phenotypic antibiotic susceptibility testing, the molecular mechanisms of β-lactams and colistin-resistance were investigated by PCR and sequencing. The clonality of mcr-1 positive Escherichia coli was determined by multi-locus sequence typing. We noticed a high level of resistance in both tap water and wastewater. The most commonly found carbapenem-resistance mechanism was the OXA-48 enzyme, but other carbapenemases were also detected. In addition, the mcr-1 gene was detected in 18 E. coli of different sequence types. Our findings highlight the role of aquatic environments in the dissemination of resistant-bacteria, especially considering that water is a connecting medium between different ecological systems and can easily transmit resistant-bacteria and promote horizontal gene transfer. Thus, the development of effective treatment strategies for eliminating antibiotic-resistance is seriously needed.
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Affiliation(s)
- Zineb Cherak
- Faculté des Sciences de la Nature et de la Vie, Université de Batna 2, Batna 05078, Algeria
| | - Lotfi Loucif
- Laboratoire de Biotechnologie des Molécules Bioactives et de la Physiopathologie Cellulaire (LBMBPC), Faculté des Sciences de la Nature et de la Vie, Université de Batna 2, Batna 05078, Algeria
- Correspondence: ; Tel.: +213-(0)5-40-92-54-00
| | - Esma Bendjama
- Laboratoire de Biotechnologie des Molécules Bioactives et de la Physiopathologie Cellulaire (LBMBPC), Faculté des Sciences de la Nature et de la Vie, Université de Batna 2, Batna 05078, Algeria
- Départements de Technologie Alimentaire, Instituts des Sciences Agronomiques et Vétérinaires, Université El Hadj Lakhdar-Batna 1, Batna 05000, Algeria
| | - Abdelhamid Moussi
- Laboratoire de Génétique, Biotechnologie et Valorisation des Bioressources (GBVB), Faculté des Sciences Exactes et des Sciences de la Nature et de la Vie, Université Mohamed Khider, Biskra 07000, Algeria
| | - Amel Benbouza
- Faculté de Médecine, Université de Batna 2, Batna 05078, Algeria
| | - Nadia Grainat
- Faculté de Médecine, Université de Batna 2, Batna 05078, Algeria
| | - Jean-Marc Rolain
- Faculté de Médecine et de Pharmacie, Aix Marseille Université, IRD, MEPHI, 13007 Marseille, France
- IHU Méditerranée Infection, 13005 Marseille, France
- Assistance Publique des Hôpitaux de Marseille, 13005 Marseille, France
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15
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Mohamed MYI, Abu J, Zakaria Z, Khan AR, Abdul Aziz S, Bitrus AA, Habib I. Multi-Drug Resistant Pathogenic Escherichia coli Isolated from Wild Birds, Chicken, and the Environment in Malaysia. Antibiotics (Basel) 2022; 11:1275. [PMID: 36289933 PMCID: PMC9598899 DOI: 10.3390/antibiotics11101275] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/07/2022] [Revised: 09/14/2022] [Accepted: 09/15/2022] [Indexed: 12/26/2022] Open
Abstract
Transmission of pathogenic microorganisms in the last decades has been considered a significant health hazard and pathogenic E. coli, particularly antibiotic-resistant strains, have long been identified as a zoonotic problem. This study aimed to investigate multidrug resistant pathogenic E. coli isolates from wild birds, chickens, and environment in selected Orang Asli and Malay villages in Peninsular Malaysia. The bacteriological culture-based technique, disc diffusion method, and multiplex Polymerase Chain Reaction (mPCR) assay was used to determine the occurrence of pathogenic E. coli strains in the several samples in the study. E. coli isolates showed a variety of multi-drug resistant (MDR) antibiotypes and Enteropathogenic E. coli (EPEC) and Enteroinvasive E. coli (EIEC) were the most predominantly identified pathogenic E. coli strains. The findings of this study demonstrated the significance of animal reservoirs and the environment as sources of pathogenic E. coli, resistant bacteria, and resistance genes. Hence, there is a need for adoption of a practical surveillance approach on MDR pathogens to control foodborne contamination.
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Affiliation(s)
- Mohamed-Yousif Ibrahim Mohamed
- Department of Veterinary Pathology and Microbiology, Faculty of Veterinary Medicine, Universiti Putra Malaysia, Serdang 43400, Selangor, Malaysia
- Veterinary Public Health Research Laboratory, Department of Veterinary Medicine, College of Agriculture and Veterinary Medicine, United Arab Emirates University, Al Ain P.O. Box 1555, United Arab Emirates
| | - Jalila Abu
- Department of Veterinary Clinical Studies, Faculty of Veterinary Medicine, Universiti Putra Malaysia, Serdang 43400, Selangor, Malaysia
| | - Zunita Zakaria
- Department of Veterinary Pathology and Microbiology, Faculty of Veterinary Medicine, Universiti Putra Malaysia, Serdang 43400, Selangor, Malaysia
| | - Abdul Rashid Khan
- Department of Public Health and Medicine, Penang Medical College, George Town 10450, Penang, Malaysia
| | - Saleha Abdul Aziz
- Department of Veterinary Pathology and Microbiology, Faculty of Veterinary Medicine, Universiti Putra Malaysia, Serdang 43400, Selangor, Malaysia
| | - Asinamai Athliamai Bitrus
- Department of Veterinary Microbiology and Pathology, Faculty of Veterinary Medicine, University of Jos, Jos P.M.B 2084, Nigeria
| | - Ihab Habib
- Veterinary Public Health Research Laboratory, Department of Veterinary Medicine, College of Agriculture and Veterinary Medicine, United Arab Emirates University, Al Ain P.O. Box 1555, United Arab Emirates
- Department of Environmental Health, High Institute of Public Health, Alexandria University, Alexandria 21511, Egypt
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16
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Hassen B, Hammami S, Hassen A, Abbassi MS. Molecular mechanisms and clonal lineages of colistin-resistant bacteria across the African continent: A scoping review. Lett Appl Microbiol 2022; 75:1390-1422. [PMID: 36000241 DOI: 10.1111/lam.13818] [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] [Received: 10/30/2021] [Revised: 07/11/2022] [Accepted: 08/16/2022] [Indexed: 11/28/2022]
Abstract
Colistin (also known as Polymyxin E), a polymyxin antibiotic discovered in the late 1940s, has recently reemerged as a last-line treatment option for multidrug-resistant infections. However, in recent years, colistin-resistant pathogenic bacteria have been increasingly reported worldwide. Accordingly, the presented review was undertaken to identify, integrate and synthesize current information regarding the detection and transmission of colistin-resistant bacteria across the African continent, in addition to elucidating their molecular mechanisms of resistance. PubMed, Google Scholar, and Science Direct were employed for study identification, screening and extraction. Overall, based on the developed literature review protocol and associated inclusion/exclusion criteria, 80 studies published between 2000 and 2021 were included comprising varying bacterial species and hosts. Numerous mechanisms of colistin resistance were reported, including chromosomal mutation(s) and transferable plasmid-mediated colistin resistance (encoded by mcr genes). Perhaps unexpectedly, mcr-variants have exhibited rapid emergence and spread across most African regions. The genetic variant mcr-1 is predominant in humans, animals, and the natural environment, and is primarily carried by IncHI2- type plasmid. The highest numbers of studies reporting the dissemination of colistin-resistant Gram-negative bacteria were conducted in the North African region.
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Affiliation(s)
- B Hassen
- University of Tunis El Manar, Laboratory of Bacteriological Research, Institute of Veterinary Research of Tunisia, 20 street Jebel Lakhdhar, Bab Saadoun, Tunis, 1006, Tunisia
| | - S Hammami
- University of Manouba, IRESA, School of Veterinary Medicine of Sidi-Thabet, Ariana, Tunis, Tunisia
| | - A Hassen
- Laboratoire de Traitement et de Valorisation des rejets hydriques, Centre des Recherches et des Technologies des Eaux (CERTE), Technopole Borj-Cédria, BP, 273, 8020, Soliman, Tunisia
| | - M S Abbassi
- University of Tunis El Manar, Laboratory of Bacteriological Research, Institute of Veterinary Research of Tunisia, 20 street Jebel Lakhdhar, Bab Saadoun, Tunis, 1006, Tunisia.,University of Tunis El Manar, Faculty de Medicine of Tunis, Laboratory of antibiotic resistance LR99ES09, Tunis, Tunisia
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17
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Anyanwu MU, Jaja IF, Nwobi OC, Mgbeahuruike AC, Ikpendu CN, Okafor NA, Oguttu JW. Epidemiology and Traits of Mobile Colistin Resistance ( mcr) Gene-Bearing Organisms from Horses. Microorganisms 2022; 10:microorganisms10081499. [PMID: 35893557 PMCID: PMC9394310 DOI: 10.3390/microorganisms10081499] [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: 06/30/2022] [Revised: 07/18/2022] [Accepted: 07/20/2022] [Indexed: 02/01/2023] Open
Abstract
Mobile colistin resistance (mcr) genes (mcr-1 to mcr-10) threaten the efficacy of colistin (COL), a polymyxin antibiotic that is used as a last-line agent for the treatment of deadly infections caused by multidrug-resistant and extensively drug-resistant bacteria in humans and animals. COL has been used for more than 60 years for the prophylactic control and treatment of infections in livestock husbandry but not in horses. Polymyxin B is used for the prophylactic control and empirical treatment of infections in horses without conducting sensitivity tests. The lack of sensitivity testing exerts selection pressure for the acquisition of the mcr gene. By horizontal transfer, mcr-1, mcr-5, and mcr-9 have disseminated among horse populations globally and are harbored by Escherichia coli, Klebsiella, Enterobacter, Citrobacter, and Salmonella species. Conjugative plasmids, insertion sequences, and transposons are the backbone of mcr genes in the isolates, which co-express genes conferring multi- to extensive-drug resistance, including genes encoding extended-spectrum β-lactamase, ampicillinase C, fosfomycin, and fluoroquinolone resistance, and virulence genes. The transmission of mcr genes to/among bacterial strains of equine origin is non-clonal. Contact with horses, horse manure, feed/drinking water, farmers, farmers’ clothing/farm equipment, the consumption of contaminated horse meat and its associated products, and the trading of horses, horse meat, and their associated products are routes for the transmission of mcr-gene-bearing bacteria in, to, and from the equine industry.
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Affiliation(s)
- Madubuike Umunna Anyanwu
- Microbiology Unit, Department of Veterinary Pathology and Microbiology, University of Nigeria, Nsukka 400001, Nigeria;
- Correspondence: (M.U.A.); (I.F.J.); Tel.: +27-78-549-2098 (I.F.J.); Fax: +27-86-770-6869 (I.F.J.)
| | - Ishmael Festus Jaja
- Department of Agriculture and Animal Health, Florida Campus, University of South Africa, Johannesburg 1709, South Africa;
- Correspondence: (M.U.A.); (I.F.J.); Tel.: +27-78-549-2098 (I.F.J.); Fax: +27-86-770-6869 (I.F.J.)
| | - Obichukwu Chisom Nwobi
- Department of Veterinary Public Health and Preventive Medicine, University of Nigeria, Nsukka 400001, Nigeria;
| | | | - Chinaza Nnenna Ikpendu
- Department of Veterinary Microbiology, Michael Okpara University of Agriculture, Umudike 440101, Nigeria;
| | | | - James Wabwire Oguttu
- Department of Agriculture and Animal Health, Florida Campus, University of South Africa, Johannesburg 1709, South Africa;
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Pungpian C, Angkititrakul S, Chuanchuen R. Genomic characterization of antimicrobial resistance in mcr-carrying ESBL-producing Escherichia coli from pigs and humans. MICROBIOLOGY (READING, ENGLAND) 2022; 168. [PMID: 35766988 DOI: 10.1099/mic.0.001204] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
Abstract
Whole-genome sequencing (WGS) was conducted to characterize mcr-carrying extended-spectrum beta-lactamase (ESBL)-producing Escherichia coli (n=7). These E. coli isolates originated from two pigs (TH2 and TH3) and two humans (TH8 and TH9) from Thailand, and three pigs from Lao PDR (LA1, LA2 and LA3). Four E. coli sequence types/serotypes - ST6833/H20 (TH2 and TH3), ST48/O160:H40 (TH8 and TH9), ST5708/H45 (LA1) and ST10562/O148:H30 (LA2 and LA3) - were identified. The plasmid replicon type IncF was identified in all isolates. The point mutations Ser31Thr in PmrA and His2Arg in PmrB were found concurrently in all isolates (colistin MIC=4-8 µg ml-1). LA1 contained up to five point mutations in PmrB, and the colistin MIC was not significantly different from that for the other isolates. All mcr-1.1 was located in the ISApl1-mcr-1-pap2 element, while all mcr-3.1 was located in the TnAs2-mcr-3.1-dgkA-ISKpn40 element. The mcr-3.1 and bla CTX-M-55 genes were co-localized on the same plasmid, which concurrently contained cml, qnrS1 and tmrB. The bla CTX-M-55 and mcr-3.1 genes were located on conjugative plasmids and could be transferred horizontally under selective pressure from ampicillin or colistin. In conclusion, comprehensive insights into the genomic information of ESBL-producing E. coli harbouring mcr were obtained. As mcr-carrying ESBL-producing E. coli were detected in pigs and humans, a holistic and multisectoral One Health approach is required to contain antimicrobial resistance (AMR).
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Affiliation(s)
- Chanika Pungpian
- Research Unit in Microbial Food Safety and Antimicrobial Resistance, Department of Veterinary Public Health, Faculty of Veterinary Science, Chulalongkorn University, Bangkok, Thailand
| | - Sunpetch Angkititrakul
- Department of Veterinary Public Health, Faculty of Veterinary Medicine, Khon Kaen University, Khon Kaen, Thailand
| | - Rungtip Chuanchuen
- Research Unit in Microbial Food Safety and Antimicrobial Resistance, Department of Veterinary Public Health, Faculty of Veterinary Science, Chulalongkorn University, Bangkok, Thailand
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Cordeiro-Moura JR, Kraychete GB, Longo LGDA, Corrêa LL, da Silva NMV, Campana EH, Oliveira CJB, Picão RC. Description and comparative genomic analysis of a mcr-1-carrying Escherichia coli ST683/CC155 recovered from touristic coastal water in Northeastern Brazil. INFECTION, GENETICS AND EVOLUTION : JOURNAL OF MOLECULAR EPIDEMIOLOGY AND EVOLUTIONARY GENETICS IN INFECTIOUS DISEASES 2022; 97:105196. [PMID: 34954103 DOI: 10.1016/j.meegid.2021.105196] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/24/2021] [Revised: 12/01/2021] [Accepted: 12/19/2021] [Indexed: 02/07/2023]
Abstract
Polymyxin resistance is an emerging health issue aggravated by mcr dissemination among Enterobacterales recovered from various sources. Commensal Escherichia coli plays a key role in the spread of antimicrobial resistance in community settings and is likely to spread silently. It may transfer resistance genes to pathogenic bacteria in the gastrointestinal tract and the environment, and may cause difficult-to-treat infections, especially in immunocompromised patients. Unraveling actors disseminating resistance to last-resort antimicrobials might support the future development of control measures. Here we report the occurrence of a commensal ST683/CC155 colistin-resistant mcr-1.1-harboring E. coli (JP24) obtained from touristic coastal water. JP24's genome was sequenced and comparatively analyzed with other genomes from ST683/CC155 isolated worldwide and with mcr-carrying isolates recovered from various sources in Brazil. Besides mcr-1, JP24 carried blaCTX-M-8, tet(A), tet(34), dfrA12, sul2, sul3, aph(3')-Ia, aph(3')-IIa, aadA1, aadA2, cmlA1, Inu(G), mef(B) and mdf(a). mcr-1 and blaCTX-M-8 were transferable by IncX4 and IncI1/Iγ plasmids, respectively. Tree-based phylogeny of the ST683/CC155 isolates core genome revealed two larger clades. E. coli JP24 was grouped into a subclade together with an isolate from Thailand (ERR4221036), both carrying mcr-1. The core genome-based tree of the isolates carrying mcr-1 from Brazil revealed proximity with E. coli ECEST9 recovered from a mangrove also located in Northeastern Brazil. Accessory genome-based tree clustered most environmental isolates apart from the clinical ones and remained JP24 closer to ECEST9. High sequence conservation was observed between mcr-1-harboring plasmids detected in different species and reservoirs in Brazil and other countries. In addition to recreational coastal waters being potential sources for community exposure to antimicrobial-resistant bacteria, our findings reinforce a more prominent role of horizontal gene transfer, other than clonal expansion, in mcr dissemination in the community.
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Affiliation(s)
- Jhonatha Rodrigo Cordeiro-Moura
- Laboratório de Investigação em Microbiologia Médica (LIMM), Instituto de Microbiologia Paulo de Góes, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Gabriela Bergiante Kraychete
- Laboratório de Investigação em Microbiologia Médica (LIMM), Instituto de Microbiologia Paulo de Góes, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Luís Guilherme de Araújo Longo
- Laboratório de Investigação em Microbiologia Médica (LIMM), Instituto de Microbiologia Paulo de Góes, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Laís Lisboa Corrêa
- Laboratório de Investigação em Microbiologia Médica (LIMM), Instituto de Microbiologia Paulo de Góes, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil
| | - Núbia Michelle Vieira da Silva
- Laboratório de Avaliação de Produtos de Origem Animal (LAPOA), Departamento de Zootecnia, Centro de Ciências Agrárias, Universidade Federal da Paraíba, Areia, Brazil
| | - Eloiza Helena Campana
- Laboratório de Microbiologia Clínica (LMC), Departamento de Ciências Farmacêuticas, Centro de Ciências da Saúde, Universidade Federal da Paraíba, João Pessoa, Brazil
| | - Celso José Bruno Oliveira
- Laboratório de Avaliação de Produtos de Origem Animal (LAPOA), Departamento de Zootecnia, Centro de Ciências Agrárias, Universidade Federal da Paraíba, Areia, Brazil
| | - Renata Cristina Picão
- Laboratório de Investigação em Microbiologia Médica (LIMM), Instituto de Microbiologia Paulo de Góes, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil..
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20
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Zhang S, Abbas M, Rehman MU, Wang M, Jia R, Chen S, Liu M, Zhu D, Zhao X, Gao Q, Tian B, Cheng A. Updates on the global dissemination of colistin-resistant Escherichia coli: An emerging threat to public health. THE SCIENCE OF THE TOTAL ENVIRONMENT 2021; 799:149280. [PMID: 34364270 DOI: 10.1016/j.scitotenv.2021.149280] [Citation(s) in RCA: 31] [Impact Index Per Article: 10.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/02/2021] [Revised: 07/22/2021] [Accepted: 07/22/2021] [Indexed: 06/13/2023]
Abstract
Colistin drug resistance is an emerging public health threat worldwide. The adaptability, existence and spread of colistin drug resistance in multiple reservoirs and ecological environmental settings is significantly increasing the rate of occurrence of multidrug resistant (MDR) bacteria such as Escherichia coli (E. coli). Here, we summarized the reports regarding molecular and biological characterization of mobile colistin resistance gene (mcr)-positive E. coli (MCRPEC), originating from diverse reservoirs, including but not limited to humans, environment, waste water treatment plants, wild, pets, and food producing animals. The MCRPEC revealed the abundance of clinically important resistance genes, which are responsible for MDR profile. A number of plasmid replicon types such as IncI2, IncX4, IncP, IncX, and IncFII with a predominance of IncI2 were facilitating the spread of colistin resistance. This study concludes the distribution of multiple sequence types of E. coli carrying mcr gene variants, which are possible threat to "One Health" perspective. In addition, we have briefly explained the newly known mechanisms of colistin resistance i.e. plasmid-encoded resistance determinant as well as presented the chromosomally-encoded resistance mechanisms. The transposition of ISApl1 into the chromosome and existence of intact Tn6330 are important for transmission and stability for mcr gene. Further, genetic environment of co-localized mcr gene with carbapenem-resistance or extended-spectrum β-lactamases genes has also been elaborated, which is limiting human beings to choose last resort antibiotics. Finally, environmental health and safety control measures along with spread mechanisms of mcr genes are discussed to avoid further propagation and environmental hazards of colistin resistance.
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Affiliation(s)
- Shaqiu Zhang
- Avian Disease Research Center, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Institute of Preventive Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Key Laboratory of Animal Disease and Human Health of Sichuan Province, Sichuan Agricultural University, Chengdu 611130, PR China
| | - Muhammad Abbas
- Avian Disease Research Center, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Institute of Preventive Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Key Laboratory of Animal Disease and Human Health of Sichuan Province, Sichuan Agricultural University, Chengdu 611130, PR China; Livestock and Dairy Development Department Lahore, Punjab 54000, Pakistan
| | - Mujeeb Ur Rehman
- Avian Disease Research Center, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Institute of Preventive Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Key Laboratory of Animal Disease and Human Health of Sichuan Province, Sichuan Agricultural University, Chengdu 611130, PR China; Disease Investigation Laboratory, Livestock & Dairy Development Department, Zhob 85200, Balochistan, Pakistan
| | - Mingshu Wang
- Avian Disease Research Center, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Institute of Preventive Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Key Laboratory of Animal Disease and Human Health of Sichuan Province, Sichuan Agricultural University, Chengdu 611130, PR China
| | - Renyong Jia
- Avian Disease Research Center, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Institute of Preventive Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Key Laboratory of Animal Disease and Human Health of Sichuan Province, Sichuan Agricultural University, Chengdu 611130, PR China
| | - Shun Chen
- Avian Disease Research Center, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Institute of Preventive Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Key Laboratory of Animal Disease and Human Health of Sichuan Province, Sichuan Agricultural University, Chengdu 611130, PR China
| | - Mafeng Liu
- Avian Disease Research Center, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Institute of Preventive Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Key Laboratory of Animal Disease and Human Health of Sichuan Province, Sichuan Agricultural University, Chengdu 611130, PR China
| | - Dekang Zhu
- Avian Disease Research Center, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Key Laboratory of Animal Disease and Human Health of Sichuan Province, Sichuan Agricultural University, Chengdu 611130, PR China
| | - Xinxin Zhao
- Avian Disease Research Center, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Institute of Preventive Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Key Laboratory of Animal Disease and Human Health of Sichuan Province, Sichuan Agricultural University, Chengdu 611130, PR China
| | - Qun Gao
- Avian Disease Research Center, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Institute of Preventive Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Key Laboratory of Animal Disease and Human Health of Sichuan Province, Sichuan Agricultural University, Chengdu 611130, PR China
| | - Bin Tian
- Avian Disease Research Center, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Institute of Preventive Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Key Laboratory of Animal Disease and Human Health of Sichuan Province, Sichuan Agricultural University, Chengdu 611130, PR China
| | - Anchun Cheng
- Avian Disease Research Center, College of Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Institute of Preventive Veterinary Medicine, Sichuan Agricultural University, Chengdu 611130, PR China; Key Laboratory of Animal Disease and Human Health of Sichuan Province, Sichuan Agricultural University, Chengdu 611130, PR China.
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21
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Dziri O, Dziri R, El Salabi AA, Alawami AA, Ksouri R, Chouchani C. Polymyxin E-Resistant Gram-Negative Bacteria in Tunisia and Neighboring Countries: Are There Commonalities? Infect Drug Resist 2021; 14:4821-4832. [PMID: 34815678 PMCID: PMC8605809 DOI: 10.2147/idr.s327718] [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: 07/03/2021] [Accepted: 08/13/2021] [Indexed: 11/23/2022] Open
Abstract
The current global dissemination of polymyxin E resistance constitutes a real public health threat because of the restricted therapeutic options. This review provides a comprehensive assessment of the epidemiology of polymyxin E-resistant bacteria, with special reference to colistin-resistant Gram-negative bacteria in Tunisia and neighboring countries, based on available published data to January 2020. We aimed to determine their prevalence by species and origin, shedding light on the different genes involved and illustrating their genetic support, genetic environment, and geographic distribution. We found that colistin resistance varies considerably among countries. A majority of the research has focused on Algeria (13 of 32), followed by Tunisia (nine of 32), Egypt (nine of 32), and Libya (one of 32). All these reports showed that colistin-resistant Gram-negative bacteria were dramatically disseminated in these countries, as well as in African wildlife. Moreover, high prevalence of these isolates was recorded from various sources (humans, animals, food products, and natural environments). Colistin resistance was mainly reported among Enterobacteriaceae, particularly Klebsiella pneumoniae and Escherichia coli. It was associated with chromosomal mutations and plasmid-mediated genes (mcr). Four mcr variants (mcr1, mcr2, mcr3, and mcr8), mobilized by several plasmid types (IncHI2, IncP, IncFIB, and IncI2), were detected in these countries and were responsible for their rapid spread. Countrywide dissemination of high-risk clones was also observed, including E. coli ST10 and K. pneumoniae ST101 and ST11. Intensified efforts to raise awareness of antibiotic use and legalization thereon are required in order to monitor and minimize the spread of multidrug-resistant bacteria.
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Affiliation(s)
- Olfa Dziri
- Laboratory of Microorganisms and Active Biomolecules, Faculty of Sciences of Tunis, University of Tunis El Manar, Tunis, Tunisia.,Laboratory of Research in Sciences and Technology of Environment, Higher Institute of Sciences and Technologies of Environment of Borj Cédria, University of Carthage, Hammam-Lif, Tunisia.,Joint Service Unit for Research Genomic Platform, Higher Institute of Environmental Sciences and Technologies of Environment of Borj Cédria, Center of Biotechnology of Borj Cédria, Hammam-Lif, Tunisia
| | - Raoudha Dziri
- Laboratory of Microorganisms and Active Biomolecules, Faculty of Sciences of Tunis, University of Tunis El Manar, Tunis, Tunisia
| | - Allaaeddin A El Salabi
- Infection Control and Patient Safety Office, New Marwa Hospital, Benghazi, Libya.,Department of Environmental Health, Faculty of Public Health, University of Benghazi, Benghazi, Libya
| | - Alhussain A Alawami
- Infection Control and Patient Safety Office, New Marwa Hospital, Benghazi, Libya
| | - Riadh Ksouri
- Laboratory of Aromatic and Medicinal Plants, Center of Biotechnology of Borj Cédria, Hammam-Lif, Tunisia
| | - Chedly Chouchani
- Laboratory of Microorganisms and Active Biomolecules, Faculty of Sciences of Tunis, University of Tunis El Manar, Tunis, Tunisia.,Laboratory of Research in Sciences and Technology of Environment, Higher Institute of Sciences and Technologies of Environment of Borj Cédria, University of Carthage, Hammam-Lif, Tunisia.,Joint Service Unit for Research Genomic Platform, Higher Institute of Environmental Sciences and Technologies of Environment of Borj Cédria, Center of Biotechnology of Borj Cédria, Hammam-Lif, Tunisia
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22
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Furlan JPR, Stehling EG. Multiple sequence types, virulence determinants and antimicrobial resistance genes in multidrug- and colistin-resistant Escherichia coli from agricultural and non-agricultural soils. ENVIRONMENTAL POLLUTION (BARKING, ESSEX : 1987) 2021; 288:117804. [PMID: 34329068 DOI: 10.1016/j.envpol.2021.117804] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/10/2021] [Revised: 07/12/2021] [Accepted: 07/15/2021] [Indexed: 06/13/2023]
Abstract
In soils, the presence of clinically relevant bacteria carrying ARGs, including extended-spectrum β-lactamase- and plasmid-mediated AmpC β-lactamase-encoding genes, is an underestimated public health problem that requires more attention. For this investigation, 300 samples from agricultural and non-agricultural soils were used to obtain 41 MDR E. coli isolates, standing out the resistance to β-lactams, fluoroquinolones and colistin. Virulence genes related to diarrheagenic E. coli and extraintestinal pathogenic E. coli were detected. Several ARGs were found, highlighting the presence of at least one β-lactamase-encoding gene (blaTEM, blaCMY, blaSHV, blaOXA-1-like, blaCTX-M-2, and/or blaCTX-M-15) in each isolate. Among the fluoroquinolone-resistant E. coli isolates, the plasmid-mediated quinolone resistance genes (qnrB and oqxA) and substitutions in the quinolone resistance-determining regions were detected. Some isolates were resistant to colistin (MICs of 4-8 mg/L) and, although no mcr-like gene was detected, substitutions in the two-component systems involving PhoP/PhoQ and PmrA/PmrB were found. Furthermore, the E. coli isolates presented plasmids and class 1 integrons, the last one detected in all isolates. The ARGs blaTEM, aadA and dfrA and the lpfA virulence-associated gene presented statistically significant differences (P < 0.05) in agricultural soils, while the blaOXA-1-like gene presented a statistically significant difference in non-agricultural soils. Thirty-eight sequence types (STs) were identified among the isolates, spotlighting the 20 different STs that carried blaCMY and blaCTX-M-type genes and those commonly reported in infections worldwide. The occurrence of virulent, multidrug- and colistin-resistant E. coli isolates in soils could lead to contamination of surrounding environments and food, increasing the risk of human and animal exposure. Therefore, this study contributes to a better understanding of E. coli in soils and reinforces the importance of the One Health approach to antimicrobial resistance surveillance.
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Affiliation(s)
- João Pedro Rueda Furlan
- Departamento de Análises Clínicas, Toxicológicas e Bromatológicas, Faculdade de Ciências Farmacêuticas de Ribeirão Preto, Universidade de São Paulo, Ribeirão Preto, São Paulo, Brazil
| | - Eliana Guedes Stehling
- Departamento de Análises Clínicas, Toxicológicas e Bromatológicas, Faculdade de Ciências Farmacêuticas de Ribeirão Preto, Universidade de São Paulo, Ribeirão Preto, São Paulo, Brazil.
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23
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Jiang C, Pan X, Grossart HP, Lin L, Shi J, Yang Y. Vertical and horizontal distributions of clinical antibiotic resistance genes and bacterial communities in Danjiangkou Reservoir, China. ENVIRONMENTAL SCIENCE AND POLLUTION RESEARCH INTERNATIONAL 2021; 28:61163-61175. [PMID: 34173145 DOI: 10.1007/s11356-021-15069-w] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/23/2021] [Accepted: 06/18/2021] [Indexed: 05/12/2023]
Abstract
The Danjiangkou Reservoir is an important water source for the middle route of the South-to-North Water Diversion Project in China. The current anthropogenic pollution of this reservoir is a great public health concern. Therefore, the horizontal and vertical distributions of seven clinical antibiotic resistance genes (ARGs) and bacterial communities in the Danjiangkou Reservoir were investigated using qPCR and next-generation sequencing, respectively. The average relative abundance of ARGs was 3.01 × 10-4 to 1.90 × 10-3 and 4.66 × 10-4 to 1.85 × 10-3 in horizontal and vertical profiles, respectively. There was a significant difference in the vertical composition of ARGs, which was caused by different media (i.e. water column vs. sediment). No significant differences in the composition of ARGs were found in the horizontal profile. Proteobacteria was the most abundant phylum, followed by Actinobacteria in the Danjiangkou Reservoir. The beta diversity pattern of the microbial communities in the vertical profile was consistent with that of the ARGs. Moreover, a significant difference in the horizontal composition of the bacterial communities among these water columns was found. All of these factors have resulted in noticeably different co-occurrence patterns of ARGs and bacterial communities between water columns and surface sediment samples. ARGs were closely associated with Proteobacteria and Chloroflexi in the sediment samples, indicating potential anthropogenic pollution in the Danjiangkou Reservoir. Although there was no significant correlation between the occurrence of ARGs and 11 opportunistic pathogens, our results point to potential risks for the development of multi-resistant pathogens due to the simultaneous presence of ARGs and pathogens in the study area. These results provide a good basis for thorough ecological evaluation and remediation of the Danjiangkou Reservoir.
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Affiliation(s)
- Chunxia Jiang
- Key Laboratory of Aquatic Botany and Watershed Ecology, Wuhan Botanical Garden, Chinese Academy of Sciences, Lumo Road No.1, Wuchang District, Wuhan, 430074, China
- Center of the Plant Ecology, Core Botanical Gardens, Chinese Academy of Sciences, Wuhan, 430074, China
- University of Chinese Academy of Sciences, Beijing, 100049, China
| | - Xiong Pan
- Basin Water Environmental Research Department, Changjiang River Scientific Research Institute, Wuhan, 430014, China
| | - Hans-Peter Grossart
- Leibniz-Institute of Freshwater Ecology and Inland Fisheries (IGB), 16775, Neuglobsow, Germany
- Institute for Biochemistry and Biology, University of Potsdam, Maulbeerallee 2, 14469, Potsdam, Germany
| | - Li Lin
- Basin Water Environmental Research Department, Changjiang River Scientific Research Institute, Wuhan, 430014, China
| | - Jingya Shi
- Key Laboratory of Aquatic Botany and Watershed Ecology, Wuhan Botanical Garden, Chinese Academy of Sciences, Lumo Road No.1, Wuchang District, Wuhan, 430074, China
- Center of the Plant Ecology, Core Botanical Gardens, Chinese Academy of Sciences, Wuhan, 430074, China
- University of Chinese Academy of Sciences, Beijing, 100049, China
| | - Yuyi Yang
- Key Laboratory of Aquatic Botany and Watershed Ecology, Wuhan Botanical Garden, Chinese Academy of Sciences, Lumo Road No.1, Wuchang District, Wuhan, 430074, China.
- Center of the Plant Ecology, Core Botanical Gardens, Chinese Academy of Sciences, Wuhan, 430074, China.
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24
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Abstract
This paper presents the first description of the mcr-5.1 gene in a colistin-resistant Cupriavidus gilardii isolate from well water that supplies a maternity hospital in Algeria. The whole-genome sequence of this strain showed the presence of putative β-lactamase, aac(3)-IVa, and multidrug efflux pump-encoding genes, which could explain the observed multidrug resistance phenotype. Our findings are of great interest, as we highlight a potential contamination route for the spread of mcr genes. IMPORTANCE Colistin resistance mediated by mcr genes in Gram-negative bacteria has gained significant attention worldwide. This is due to the ability of these genes to be horizontally transferred between different bacterial genera and species. Aquatic environments have been suggested to play an important role in the emergence and spread of this resistance mechanism. Here, we describe the first report of an mcr-5-positive Cupriavidus gilardii aquatic isolate through its isolation from well water in Algeria. The significance of our study is in shedding the light on an important environmental reservoir of mcr genes.
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Occurrence of Multi-Drug-Resistant Escherichia coli in Chickens, Humans, Rodents and Household Soil in Karatu, Northern Tanzania. Antibiotics (Basel) 2021; 10:antibiotics10091137. [PMID: 34572718 PMCID: PMC8469054 DOI: 10.3390/antibiotics10091137] [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: 07/09/2021] [Revised: 09/12/2021] [Accepted: 09/13/2021] [Indexed: 12/03/2022] Open
Abstract
We investigated antibiotic resistance profiles of Escherichia coli among 960 samples obtained from chickens (236), humans (243), rodents (101) and soil (290). E. coli was isolated from 650 (67.7%) samples. Isolation frequency varied significantly between chickens, humans, rodents and soil samples, being 81.6%, 86.5%, 79.2% and 31.0%, respectively (p < 0.001). Resistance rates were particularly higher against imipenem (79.8%), cefotaxime (79.7%) and tetracycline (73.7%) and moderate against amoxicillin-clavulanate (49.4%). Overall, 78.8% of the isolates were multidrug-resistant (MDR) among which, 38.8%, 25.1%, 12.9% and 2.5% exhibited resistance to three, four, five and six different classes of antibiotics, respectively. Multidrug-resistant E. coli were observed in 27.7%, 30.3%, 10.8% and 10.0% of the isolates from chickens, humans, rodents and soil samples, respectively. Our results show high levels of antimicrobial resistance including MDR in E. coli isolated from chickens, humans, rodents and soil samples in Karatu, Northern Tanzania. Comprehensive interventions using a one-health approach are needed and should include improving (i) awareness of the community on judicious use of antimicrobial agents in humans and animals, (ii) house conditions and waste management and (iii) rodent control measures.
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Pungpian C, Lee S, Trongjit S, Sinwat N, Angkititrakul S, Prathan R, Srisanga S, Chuanchuen R. Colistin resistance and plasmid-mediated mcr genes in Escherichia coli and Salmonella isolated from pigs, pig carcass and pork in Thailand, Lao PDR and Cambodia border provinces. J Vet Sci 2021; 22:e68. [PMID: 34423604 PMCID: PMC8460466 DOI: 10.4142/jvs.2021.22.e68] [Citation(s) in RCA: 15] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/10/2021] [Revised: 06/20/2021] [Accepted: 07/05/2021] [Indexed: 12/19/2022] Open
Abstract
BACKGROUND Colistin and carbapenem-resistant bacteria have emerged and become a serious public health concern, but their epidemiological data is still limited. OBJECTIVES This study examined colistin and carbapenem resistance in Escherichia coli and Salmonella from pigs, pig carcasses, and pork in Thailand, Lao PDR, and Cambodia border provinces. METHODS The phenotypic and genotypic resistance to colistin and meropenem was determined in E. coli and Salmonella obtained from pigs, pig carcasses, and pork (n = 1,619). A conjugative experiment was performed in all isolates carrying the mcr gene (s) (n = 68). The plasmid replicon type was determined in the isolates carrying a conjugative plasmid with mcr by PCR-based replicon typing (n = 7). The genetic relatedness of mcr-positive Salmonella (n = 11) was investigated by multi-locus sequence typing. RESULTS Colistin resistance was more common in E. coli (8%) than Salmonella (1%). The highest resistance rate was found in E. coli (17.8%) and Salmonella (1.7%) from Cambodia. Colistin-resistance genes, mcr-1, mcr-3, and mcr-5, were identified, of which mcr-1 and mcr-3 were predominant in E. coli (5.8%) and Salmonella (1.7%), respectively. The mcr-5 gene was observed in E. coli from pork in Cambodia. Two colistin-susceptible pig isolates from Thailand carried both mcr-1 and mcr-3. Seven E. coli and Salmonella isolates contained mcr-1 or mcr-3 associated with the IncF and IncI plasmids. The mcr-positive Salmonella from Thailand and Cambodia were categorized into two clusters with 94%-97% similarity. None of these clusters was meropenem resistant. CONCLUSIONS Colistin-resistant E. coli and Salmonella were distributed in pigs, pig carcasses, and pork in the border areas. Undivided-One Health collaboration is needed to address the issue.
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Affiliation(s)
- Chanika Pungpian
- Research Unit in Microbial Food Safety and Antimicrobial Resistance, Department of Veterinary Public Health, Faculty of Veterinary Science, Chulalongkorn University, Bangkok 10330, Thailand
| | - Scarlett Lee
- Department of Microbiology and Immunology, College of Veterinary Medicine, Cornell University, Ithaca, NY 14850, United States
| | - Suthathip Trongjit
- Research Unit in Microbial Food Safety and Antimicrobial Resistance, Department of Veterinary Public Health, Faculty of Veterinary Science, Chulalongkorn University, Bangkok 10330, Thailand
| | - Nuananong Sinwat
- Department of Farm Resources and Production Medicine, Faculty of Veterinary Medicine Kasetsart University, Kamphangsaen Nakornpathom 73140, Thailand
| | - Sunpetch Angkititrakul
- Department of Veterinary Public Health, Faculty of Veterinary Medicine, Khon Kaen University, Khon Kaen 40002, Thailand
| | - Rangsiya Prathan
- Research Unit in Microbial Food Safety and Antimicrobial Resistance, Department of Veterinary Public Health, Faculty of Veterinary Science, Chulalongkorn University, Bangkok 10330, Thailand
| | - Songsak Srisanga
- Research Unit in Microbial Food Safety and Antimicrobial Resistance, Department of Veterinary Public Health, Faculty of Veterinary Science, Chulalongkorn University, Bangkok 10330, Thailand
| | - Rungtip Chuanchuen
- Research Unit in Microbial Food Safety and Antimicrobial Resistance, Department of Veterinary Public Health, Faculty of Veterinary Science, Chulalongkorn University, Bangkok 10330, Thailand.
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Cherak Z, Loucif L, Moussi A, Rolain JM. Epidemiology of mobile colistin resistance (mcr) genes in aquatic environments. J Glob Antimicrob Resist 2021; 27:51-62. [PMID: 34438108 DOI: 10.1016/j.jgar.2021.07.021] [Citation(s) in RCA: 21] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/06/2021] [Revised: 06/11/2021] [Accepted: 07/25/2021] [Indexed: 02/05/2023] Open
Abstract
Colistin is one of the last-line therapies against multidrug-resistant Gram-negative pathogens, especially carbapenemase-producing isolates, making resistance to this compound a major global public-health crisis. Until recently, colistin resistance in Gram-negative bacteria was known to arise only by chromosomal mutations. However, a plasmid-mediated colistin resistance mechanism was described in late 2015. This mechanism is encoded by different mobile colistin resistance (mcr) genes that encode phosphoethanolamine (pEtN) transferases. These enzymes catalyse the addition of a pEtN moiety to lipid A in the bacterial outer membrane leading to colistin resistance. MCR-producing Gram-negative bacteria have been largely disseminated worldwide. However, their environmental dissemination has been underestimated. Indeed, water environments act as a connecting medium between different environments, allowing them to play a crucial role in the spread of antibiotic resistance between the natural environment and humans and other animals. For a better understanding of the role of such environments as reservoirs and/or dissemination routes of mcr genes, this review discusses primarily the various water habitats contributing to the spread of antibiotic resistance. Thereafter, we provide an overview of existing knowledge regarding the global epidemiology of mcr genes in water environments. This review confirms the global distribution of mcr genes in several water environments, including wastewater from different origins, surface water and tap water, making these environments reservoirs and dissemination routes of concern for this resistance mechanism.
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Affiliation(s)
- Zineb Cherak
- Laboratoire de Génétique, Biotechnologie et Valorisation des Bio-ressources (GBVB), Faculté des Sciences Exactes et des Sciences de la Nature et de la Vie, Université Mohamed Khider, Biskra, Algeria
| | - Lotfi Loucif
- Laboratoire de Biotechnologie des Molécules Bioactives et de la Physiopathologie Cellulaire (LBMBPC), Département de Microbiologie et de Biochimie, Faculté des Sciences de la Nature et de la Vie, Université de Batna 2, Batna, Algeria.
| | - Abdelhamid Moussi
- Laboratoire de Génétique, Biotechnologie et Valorisation des Bio-ressources (GBVB), Faculté des Sciences Exactes et des Sciences de la Nature et de la Vie, Université Mohamed Khider, Biskra, Algeria
| | - Jean-Marc Rolain
- Aix-Marseille Université, IRD, MEPHI, Faculté de Médecine et de Pharmacie, Marseille, France; IHU Méditerranée Infection, Marseille, France; Assistance Publique des Hôpitaux de Marseille, Marseille, France
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28
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Anyanwu MU, Jaja IF, Oguttu JW, Jaja CJ, Chah KF, Shodeinde Shoyinka V. Is Africa ready for mobile colistin resistance threat? Infect Ecol Epidemiol 2021; 11:1962781. [PMID: 34377360 PMCID: PMC8344256 DOI: 10.1080/20008686.2021.1962781] [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: 10/19/2020] [Accepted: 07/27/2021] [Indexed: 02/07/2023] Open
Abstract
Antimicrobial resistance is a growing public health problem and a threat to effective treatment and prevention of an array of infections caused by bacteria. Africa is already faced with many socio-economic and health crises. Many countries in Africa can seldom boast of a standardized health care facility comparable to those in developed countries. Yet, the non-therapeutic use of COL has been banned in developed countries. However, in Africa, except for South Africa, COL is an over-the-counter (OTC) medication sold and dispensed by non-professionals/without a veterinarian's supervision. The ban of non-therapeutic COL in developed countries has proven to reduce the development of mobile colistin resistance (MCR) in humans and animals. The unregulated use of COL has been proven to select pathogenic and commensal bacteria resistance. A transmissible plasmid-mediated colistin determinant, mobile COL resistance (mcr) gene, which is rapidly transferred/acquired horizontally or laterally intra/inter-species/genera, has been reported. A highly promiscuous mobile genetic element like plasmids containing transposons, insertion sequences, and integrons aid the carriage/rapid transfer and acquisition of these mcr genes. Hence, we highlight the danger posed by escalating colistin (COL) resistance in the continent and the impetus to halt the indiscriminate and non-therapeutic use of COL to protect public health.
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Affiliation(s)
| | - Ishmael Festus Jaja
- Department of Livestock and Pasture Science, University of Fort Hare, Alice, South Africa
- Risk and Vulnerability Science Centre, University of Fort Hare, Alice, South Africa
| | - James Wabwire Oguttu
- Department of Agriculture and Animal Health, University of South Africa, Roodepoort Johannesburg, South Africa
| | - Chinwe Juliana Jaja
- Risk and Vulnerability Science Centre, University of Fort Hare, Alice, South Africa
| | - Kennedy Foinkfu Chah
- Department of Veterinary Pathology and Microbiology, University of Nigeria, Nsukka, Nigeria
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29
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Liu Z, Guo C, Zhang Y, Zhao L, Hao Z. Rapid and Sensitive Detection of the Colistin Resistance Gene mcr-3 by Loop-Mediated Isothermal Amplification and Visual Inspection. Microb Drug Resist 2021; 27:1328-1335. [PMID: 34264742 DOI: 10.1089/mdr.2020.0129] [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: 11/13/2022] Open
Abstract
Objective: The distribution of colistin resistance in mcr-carrying bacteria poses a threat to global public health. In particular, the newly identified mcr-3 allele has spread globally, especially in China, second only to mcr-1. In this study, we aimed to develop a loop-mediated isothermal amplification (LAMP) assay for rapid, sensitive, and visual detection of the presence of the mcr-3 gene. Materials and Methods: A total of 13 clinical bacterial strains and 11 negative strains were used in this study. We designed LAMP Primers, optimized reaction conditions, used three different methods to detect LAMP amplification products: (1) agarose gel electrophoresis, (2) LAMP-hydroxy naphthol blue (HNB) detection, (3) LAMP-SYBR Green I (LAMP-SGI) visual inspection, and evaluated its specificity and sensitivity. Results: The amplification reaction was completed in 1 hr at 62°C under isothermal conditions. The final optimized mixtures contained 100 mM KCl, 100 mM (NH4)2SO4, 20 mM MgSO4, 1% Triton X-100, 1.2 μL HNB, and 0.5 μL SYBR Green I as additives to the initial reaction mixture. LAMP detection, including two visual methods, LAMP-HNB and LAMP-SGI, of mcr-3 possessed the same specificity and a 10-fold higher sensitivity compared with a conventional polymerase chain reaction assay using the same samples. Conclusion: We successfully established an mcr-3 LAMP detection with portability and rapidity of the reaction by the easily distinguishable color changes in the reaction tubes. This visual LAMP assay for mcr-3 detection was simple, time saving, and economical, especially suited to field laboratories.
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Affiliation(s)
- Zhihai Liu
- College of Chemistry and Pharmaceutical Sciences, Qingdao Agricultural University, Qingdao, China
| | - Changmei Guo
- College of Veterinary Medicine, Xinjiang Agricultural University, Urumchi, China
| | - Yaru Zhang
- The New Hope Liuhe Co., Ltd., Qingdao, China
| | - Li Zhao
- College of Chemistry and Pharmaceutical Sciences, Qingdao Agricultural University, Qingdao, China
| | - Zhihui Hao
- College of Veterinary Medicine, China Agricultural University, Beijing, China
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30
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Larramendy S, Gaultier A, Fournier JP, Caillon J, Moret L, Beaudeau F. Local characteristics associated with higher prevalence of ESBL-producing Escherichia coli in community-acquired urinary tract infections: an observational, cross-sectional study. J Antimicrob Chemother 2021; 76:789-795. [PMID: 33351903 DOI: 10.1093/jac/dkaa514] [Citation(s) in RCA: 14] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/23/2020] [Accepted: 11/15/2020] [Indexed: 01/20/2023] Open
Abstract
OBJECTIVES The prevalence of ESBL-producing Escherichia coli (ESBL-E. coli) in community-acquired urinary tract infections (UTI) has been increasing worldwide since 2000, but with large geographical variations. The aim of this study was to determine whether the ESBL-E. coli rate in urine samples from individuals with community-acquired UTI was associated with the local socio-economic, environmental, agricultural and healthcare characteristics. METHODS This was a cross-sectional study in western France using data on antibiotic susceptibility of E. coli isolated from urine samples of individuals with community-acquired UTI analysed in non-hospital laboratories from 2015 to 2017. The ESBL-E. coli rate was calculated for each laboratory. Data on socio-economic characteristics, human antibiotic consumption, hospital bed density, animal farming density and percentage of agricultural land and surface water were retrieved at the municipality level and aggregated by study area. Their association with ESBL-E. coli prevalence was quantified using multivariate linear regression models with a backward selection. RESULTS From 358 291 E. coli isolates from urine samples tested in 92 laboratories, the mean ESBL-E. coli prevalence for the study period was 3.30%. In an adjusted model, the ESBL-E. coli rate was significantly (P < 0.05) and positively associated with the local percentage of people >65 years old, third-generation cephalosporin use (DDD/1000 inhabitants), number of hospital beds/km2, poultry density, pig density and percentage of agricultural land. Lower deprivation was associated with a higher ESBL-E. coli rate. CONCLUSIONS Several anthropogenic factors (primary care, hospitals and animal farming) are associated with the local ESBL-E. coli rate in community-acquired UTI. These results could contribute to improve risk management, including identification of at-risk patient groups.
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Affiliation(s)
- Stéphanie Larramendy
- Department of General Practice, Faculty of Medicine, University of Nantes, 1 rue Gaston Veil, 44000 Nantes, France
| | - Aurélie Gaultier
- Department of General Practice, Faculty of Medicine, University of Nantes, 1 rue Gaston Veil, 44000 Nantes, France.,CHU Nantes, DRCI, Plateforme de Méthodologie et Biostatistiques, 44000 Nantes, France
| | - Jean-Pascal Fournier
- Department of General Practice, Faculty of Medicine, University of Nantes, 1 rue Gaston Veil, 44000 Nantes, France
| | - Jocelyne Caillon
- Laboratory EA3826 Thérapeutique Expérimentale et Clinique des Infections, Faculty of Medicine, University of Nantes, 44400 Nantes, France
| | - Leïla Moret
- CHU Nantes, Public Health Department, Saint-Jacques Hospital, 85 rue Saint Jacques, 44093 Nantes, France.,UMR 1246 INSERM SPHERE 'MethodS in Patients-centered outcomes and HEalth ResEarch', University of Nantes and Tours, Bd Benoni-Goullin, 44200 Nantes, France
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31
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Ling Z, Yin W, Shen Z, Wang Y, Shen J, Walsh TR. Epidemiology of mobile colistin resistance genes mcr-1 to mcr-9. J Antimicrob Chemother 2021; 75:3087-3095. [PMID: 32514524 DOI: 10.1093/jac/dkaa205] [Citation(s) in RCA: 154] [Impact Index Per Article: 51.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023] Open
Abstract
The identification of the first mobile colistin resistance (MCR) gene, mcr-1, in 2015 triggered a rash of mcr screening reports. Subsequently, nine MCR-family genes and their variants have been described. However, a comprehensive overview concerning the epidemiology of the whole MCR family, which is essential for facilitating rational interventions against mcr dissemination, is lacking. Here, based on the National Database of Antibiotic Resistant Organisms and published studies, we have summarized the latest epidemiological characteristics of the mcr genes.
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Affiliation(s)
- Zhuoren Ling
- Beijing Advanced Innovation Center for Food Nutrition and Human Health, College of Veterinary Medicine, China Agricultural University, Beijing, China.,Department of Medical Microbiology and Infectious Disease, Division of Infection and Immunity, Cardiff University, Cardiff, UK
| | - Wenjuan Yin
- Medical College, Hebei University, Hebei, China
| | - Zhangqi Shen
- Beijing Advanced Innovation Center for Food Nutrition and Human Health, College of Veterinary Medicine, China Agricultural University, Beijing, China
| | - Yang Wang
- Beijing Advanced Innovation Center for Food Nutrition and Human Health, College of Veterinary Medicine, China Agricultural University, Beijing, China
| | - Jianzhong Shen
- Beijing Advanced Innovation Center for Food Nutrition and Human Health, College of Veterinary Medicine, China Agricultural University, Beijing, China
| | - Timothy R Walsh
- Beijing Advanced Innovation Center for Food Nutrition and Human Health, College of Veterinary Medicine, China Agricultural University, Beijing, China.,Department of Medical Microbiology and Infectious Disease, Division of Infection and Immunity, Cardiff University, Cardiff, UK
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32
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Jouini A, Klibi A, Elarbi I, Chaabene MB, Hamrouni S, Souiai O, Hanachi M, Ghram A, Maaroufi A. First Detection of Human ST131-CTX-M-15-O25-B2 Clone and High-Risk Clonal Lineages of ESBL/pAmpC-Producing E. coli Isolates from Diarrheic Poultry in Tunisia. Antibiotics (Basel) 2021; 10:antibiotics10060670. [PMID: 34199696 PMCID: PMC8229138 DOI: 10.3390/antibiotics10060670] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/02/2021] [Revised: 04/27/2021] [Accepted: 04/29/2021] [Indexed: 01/05/2023] Open
Abstract
Circulation of a multi-resistance clone of bacteria associated with genetic elements in diseased animals constitutes a global public health problem. Our study focused on the characterization of the support of ESBL in cefotaxime resistant E. coli (CTXR) isolates recovered from poultry with diarrhea, analysis of their clonal lineage, and virulence-associated genes. The study was carried out on 130 samples of chickens with diarrhea, collected in 2015 from poultry farms in Tunisia. Isolates of 20 CTXR E. coli strains were identified as ESBL and AmpC β- lactamase producers. The following β-lactamase genes (number of isolates) were detected: blaCTX-M-15+ blaOXA1 (4), blaCTX-M-15 + blaOXA1 + blaTEM-1b (2), blaCTX-M-1 + blaTEM-1b (9), blaCTX-M-1 (2), blaCMY2 + blaTEM-1b (3). Six E. coli harboring blaCTXM-15 were allocated to ST131-B2-O25b-; six and three blaCTX-M-1 were grouped in ST155, ST10, and ST58, respectively, related to the phylogroup D and A. The qnrB gene, the variant aac(6')-Ib-cr, and the class 1 integrons with different gene cassettes, were detected amongst our 20 isolated strains, which were classified as ExPEC and aEPEC. Our findings highlighted the emergence of the human pandemic ST131-CTX-M-15-O25-B2 clone and the high risk of such clonal lineage strains in diarrheic poultry, in Tunisia, which could constitute a risk of their transfer to healthy animals and humans.
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Affiliation(s)
- Ahlem Jouini
- Laboratory of Epidemiology and Veterinary Microbiology, Group of Bacteriology and Biotechnology Development, Institut Pasteur de Tunis, University of Tunis El Manar, Tunis 2092, Tunisia; (A.K.); (I.E.); (M.B.C.); (S.H.); (A.G.); (A.M.)
- Correspondence: ; Tel.: +216-71-783-022
| | - Amira Klibi
- Laboratory of Epidemiology and Veterinary Microbiology, Group of Bacteriology and Biotechnology Development, Institut Pasteur de Tunis, University of Tunis El Manar, Tunis 2092, Tunisia; (A.K.); (I.E.); (M.B.C.); (S.H.); (A.G.); (A.M.)
| | - Imen Elarbi
- Laboratory of Epidemiology and Veterinary Microbiology, Group of Bacteriology and Biotechnology Development, Institut Pasteur de Tunis, University of Tunis El Manar, Tunis 2092, Tunisia; (A.K.); (I.E.); (M.B.C.); (S.H.); (A.G.); (A.M.)
| | - Meriem Ben Chaabene
- Laboratory of Epidemiology and Veterinary Microbiology, Group of Bacteriology and Biotechnology Development, Institut Pasteur de Tunis, University of Tunis El Manar, Tunis 2092, Tunisia; (A.K.); (I.E.); (M.B.C.); (S.H.); (A.G.); (A.M.)
| | - Safa Hamrouni
- Laboratory of Epidemiology and Veterinary Microbiology, Group of Bacteriology and Biotechnology Development, Institut Pasteur de Tunis, University of Tunis El Manar, Tunis 2092, Tunisia; (A.K.); (I.E.); (M.B.C.); (S.H.); (A.G.); (A.M.)
| | - Oussema Souiai
- Laboratory of Bioinformatics, Biomathematics and Biostatistics-LR16IPT09, Institute Pasteur de Tunis, University of Tunis El Manar (UTM), Tunis 2092, Tunisia; (O.S.); (M.H.)
| | - Mariem Hanachi
- Laboratory of Bioinformatics, Biomathematics and Biostatistics-LR16IPT09, Institute Pasteur de Tunis, University of Tunis El Manar (UTM), Tunis 2092, Tunisia; (O.S.); (M.H.)
- Faculty of Sciences of Bizerte, University of Carthage, Jarzouna-Bizerte 7021, Tunisia
| | - Abdeljelil Ghram
- Laboratory of Epidemiology and Veterinary Microbiology, Group of Bacteriology and Biotechnology Development, Institut Pasteur de Tunis, University of Tunis El Manar, Tunis 2092, Tunisia; (A.K.); (I.E.); (M.B.C.); (S.H.); (A.G.); (A.M.)
| | - Abderrazak Maaroufi
- Laboratory of Epidemiology and Veterinary Microbiology, Group of Bacteriology and Biotechnology Development, Institut Pasteur de Tunis, University of Tunis El Manar, Tunis 2092, Tunisia; (A.K.); (I.E.); (M.B.C.); (S.H.); (A.G.); (A.M.)
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Song J, Kim J, Oh SS, Shin J. Multidrug-Resistant Extended-Spectrum β-Lactamase-Producing Escherichia coli Isolated from Vegetable Farm Soil in South Korea. Microb Drug Resist 2021; 27:1489-1494. [PMID: 33926223 DOI: 10.1089/mdr.2020.0542] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022] Open
Abstract
The populations of extended-spectrum β-lactamase-producing Escherichia coli (ESBL-EC) have increasingly disseminated in humans, animals, and the environment. This study aimed to determine the prevalence, antimicrobial susceptibilities, and molecular characteristics of ESBL-EC isolates obtained from vegetable farm soil. In total, 200 soil samples were collected from vegetable farms in Incheon, South Korea, between 2018 and 2019 and cultured on MacConkey screening plates supplemented with 2 μg/mL cefotaxime. Cefotaxime-resistant ESBL-EC isolates were recovered from 4.0% (8/200) of the soil samples. All eight isolates were nonsusceptible to ampicillin, piperacillin, cefazolin, cefotaxime, and cefepime and harbored blaCTX-M-type ESBL genes, including blaCTX-M-15 (50.0%), blaCTX-M-55 (25.0%), and blaCTX-M-14 (25.0%). Phylogenetic analysis showed that the B1 lineage was predominant (75.0%), followed by A (12.5%) and B2 (12.5%) lineages. Multilocus sequence typing revealed eight different E. coli sequence types (STs), including ST10, ST73, ST155, ST847, ST2521, ST3285, ST5173, and ST9479. Notably, ST10 and ST73 belong to the global extraintestinal pathogenic E. coli lineages. Our findings demonstrated that the farm soil environment may serve as a reservoir of human-associated multidrug-resistant ESBL-producing pathogens.
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Affiliation(s)
- Jihyun Song
- Department of Microbiology, Inha University College of Medicine, Incheon, South Korea
| | - Junghee Kim
- Incheon Research Institute of Public Health and Environment, Incheon, South Korea
| | - Sung-Suck Oh
- Incheon Research Institute of Public Health and Environment, Incheon, South Korea
| | - Jinwook Shin
- Department of Microbiology, Inha University College of Medicine, Incheon, South Korea
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Nagy Á, Székelyhidi R, Hanczné Lakatos E, Kapcsándi V. Review on the occurrence of the mcr-1 gene causing colistin resistance in cow's milk and dairy products. Heliyon 2021; 7:e06800. [PMID: 33898852 PMCID: PMC8060599 DOI: 10.1016/j.heliyon.2021.e06800] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/04/2021] [Revised: 02/25/2021] [Accepted: 04/10/2021] [Indexed: 01/17/2023] Open
Abstract
Both livestock farmers and the clinic use significant amount of antibiotics worldwide, in many cases the same kind. Antibiotic resistance is not a new phenomenon, however, it is a matter of concern that resistance genes (mcr - Mobilized Colistin Resistance - genes) that render last-resort drugs (Colistin) ineffective, have already evolved. Nowadays, there is a significant consumption of milk and dairy products, which, if not treated properly, can contain bacteria (mainly Gram-negative bacteria). We collected articles and reviews in which Gram-negative bacteria carrying the mcr-1 gene have been detected in milk, dairy products, or cattle. Reports have shown that although the incidence is still low, unfortunately the gene has been detected in some dairy products on almost every continent. In the interest of our health, the use of colistin in livestock farming must be banned as soon as possible, and new treatments should be applied so that we can continue to have a chance in fighting multidrug-resistant bacteria in human medicine.
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35
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Skarżyńska M, Zaja C M, Bomba A, Bocian Ł, Kozdruń W, Polak M, Wia Cek J, Wasyl D. Antimicrobial Resistance Glides in the Sky-Free-Living Birds as a Reservoir of Resistant Escherichia coli With Zoonotic Potential. Front Microbiol 2021; 12:656223. [PMID: 33897669 PMCID: PMC8062882 DOI: 10.3389/fmicb.2021.656223] [Citation(s) in RCA: 34] [Impact Index Per Article: 11.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/20/2021] [Accepted: 03/05/2021] [Indexed: 12/15/2022] Open
Abstract
Antimicrobial resistance (AMR) is one of the most important global health concerns; therefore, the identification of AMR reservoirs and vectors is essential. Attention should be paid to the recognition of potential hazards associated with wildlife as this field still seems to be incompletely explored. In this context, the role of free-living birds as AMR carriers is noteworthy. Therefore, we applied methods used in AMR monitoring, supplemented by colistin resistance screening, to investigate the AMR status of Escherichia coli from free-living birds coming from natural habitats and rescue centers. Whole-genome sequencing (WGS) of strains enabled to determine resistance mechanisms and investigate their epidemiological relationships and virulence potential. As far as we know, this study is one of the few that applied WGS of that number (n = 71) of strains coming from a wild avian reservoir. The primary concerns arising from our study relate to resistance and its determinants toward antimicrobial classes of the highest priority for the treatment of critical infections in people, e.g., cephalosporins, quinolones, polymyxins, and aminoglycosides, as well as fosfomycin. Among the numerous determinants, bla CTX-M-15, bla CMY-2, bla SHV-12, bla TEM-1B, qnrS1, qnrB19, mcr-1, fosA7, aac(3)-IIa, ant(3")-Ia, and aph(6)-Id and chromosomal gyrA, parC, and parE mutations were identified. Fifty-two sequence types (STs) noted among 71 E. coli included the global lineages ST131, ST10, and ST224 as well as the three novel STs 11104, 11105, and 11194. Numerous virulence factors were noted with the prevailing terC, gad, ompT, iss, traT, lpfA, and sitA. Single E. coli was Shiga toxin-producing. Our study shows that the clonal spread of E. coli lineages of public and animal health relevance is a serious avian-associated hazard.
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Affiliation(s)
- Magdalena Skarżyńska
- Department of Microbiology, National Veterinary Research Institute, Puławy, Poland
| | - Magdalena Zaja C
- Department of Microbiology, National Veterinary Research Institute, Puławy, Poland
| | - Arkadiusz Bomba
- Department of Omics Analyses, National Veterinary Research Institute, Puławy, Poland
| | - Łukasz Bocian
- Department of Epidemiology and Risk Assessment, National Veterinary Research Institute, Puławy, Poland
| | - Wojciech Kozdruń
- Department of Poultry Diseases, National Veterinary Research Institute, Puławy, Poland
| | - Marcin Polak
- Department of Zoology and Nature Protection, Institute of Biological Sciences, Maria Curie-Skłodowska University, Lublin, Poland
| | - Jarosław Wia Cek
- Department of Zoology and Nature Protection, Institute of Biological Sciences, Maria Curie-Skłodowska University, Lublin, Poland
| | - Dariusz Wasyl
- Department of Microbiology, National Veterinary Research Institute, Puławy, Poland.,Department of Omics Analyses, National Veterinary Research Institute, Puławy, Poland
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Lopes R, Furlan JPR, Dos Santos LDR, Gallo IFL, Stehling EG. Colistin-Resistant mcr-1-Positive Escherichia coli ST131- H22 Carrying bla CTX-M-15 and qnrB19 in Agricultural Soil. Front Microbiol 2021; 12:659900. [PMID: 33897674 PMCID: PMC8062734 DOI: 10.3389/fmicb.2021.659900] [Citation(s) in RCA: 18] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/28/2021] [Accepted: 03/15/2021] [Indexed: 01/02/2023] Open
Abstract
The pandemic Escherichia coli sequence type 131 (ST131) carrying plasmid-mediated colistin resistance mcr genes has emerged worldwide causing extraintestinal infections, with lineages belonging to three major clades (A, B, and C). Clade B is the most prevalent in animals, contaminating associated meat products, and can be transmitted zoonotically. However, the blaCTX–M–15 gene has only been associated with C2 subclade so far. In this study, we performed a genomic investigation of an E. coli (strain S802) isolated from a kale crop in Brazil, which exhibited a multidrug-resistant (MDR) profile to clinically significant antimicrobials (i.e., polymyxin, broad-spectrum cephalosporins, aminoglycosides, and fluoroquinolones). Whole-genome sequencing analysis revealed that the S802 strain belonged to serotype O25:H4, ST131/CC131, phylogenetic group B2, and virotype D5. Furthermore, S802 carried the clade B-associated fimH22 allele, genes encoding resistance to clinically important antimicrobials, metals, and biocides, and was phylogenetically related to human, avian, and swine ST131-H22 strains. Additionally, IncHI2-IncQ1, IncF [F2:A-:B1], and ColE1-like plasmids were identified harboring mcr-1.1, blaCTX–M–15, and qnrB19, respectively. The emergence of the E. coli ST131-H22 sublineage carrying mcr-1.1, blaCTX–M–15, and qnrB19 in agricultural soil represents a threat to food and environmental safety. Therefore, a One Health approach to genomic surveillance studies is required to effectively detect and limit the spread of antimicrobial-resistant bacteria and their resistance genes.
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Affiliation(s)
- Ralf Lopes
- Department of Clinical Analyses, Toxicology and Food Science, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Ribeirão Preto, Brazil
| | - João Pedro Rueda Furlan
- Department of Clinical Analyses, Toxicology and Food Science, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Ribeirão Preto, Brazil
| | - Lucas David Rodrigues Dos Santos
- Department of Clinical Analyses, Toxicology and Food Science, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Ribeirão Preto, Brazil
| | - Inara Fernanda Lage Gallo
- Department of Clinical Analyses, Toxicology and Food Science, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Ribeirão Preto, Brazil
| | - Eliana Guedes Stehling
- Department of Clinical Analyses, Toxicology and Food Science, School of Pharmaceutical Sciences of Ribeirão Preto, University of São Paulo, Ribeirão Preto, Brazil
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Draft Genome Sequences of Colistin-Resistant and mcr-1.1-Carrying Escherichia coli Strains Isolated from Irrigation Water. Microbiol Resour Announc 2021; 10:10/14/e00120-21. [PMID: 33833024 PMCID: PMC8032466 DOI: 10.1128/mra.00120-21] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022] Open
Abstract
Colistin has been classified as a highest priority clinically important antibiotic. However, the emergence of mobile colistin resistance (mcr) genes has threatened the therapeutic uses of colistin. Here, we report the draft genome sequences, antibiotic resistance genes, and sequence types (STs) of two multidrug-resistant and mcr-1.1-positive Escherichia coli strains isolated from irrigation water. Colistin has been classified as a highest priority critically important antibiotic. However, the emergence of mobile colistin resistance (mcr) genes has threatened the therapeutic uses of colistin. Here, we report the draft genome sequences, antibiotic resistance genes, and sequence types (STs) of two multidrug-resistant and mcr-1.1-positive Escherichia coli strains isolated from irrigation water.
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Anyanwu MU, Okpala COR, Chah KF, Shoyinka VS. Prevalence and Traits of Mobile Colistin Resistance Gene Harbouring Isolates from Different Ecosystems in Africa. BIOMED RESEARCH INTERNATIONAL 2021; 2021:6630379. [PMID: 33553426 PMCID: PMC7847340 DOI: 10.1155/2021/6630379] [Citation(s) in RCA: 18] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 11/30/2020] [Revised: 01/05/2021] [Accepted: 01/13/2021] [Indexed: 12/13/2022]
Abstract
The mobile colistin resistance (mcr) gene threatens the efficacy of colistin (COL), a last-line antibiotic used in treating deadly infections. For more than six decades, COL is used in livestock around the globe, including Africa. The use of critically important antimicrobial agents, like COL, is largely unregulated in Africa, and many other factors militate against effective antimicrobial stewardship in the continent. Currently, ten mcr genes (mcr-1 to mcr-10) have been described. In Africa, mcr-1, mcr-2, mcr-3, mcr-5, mcr-8, and mcr-9 have been detected in isolates from humans, animals, foods of animal origin, and the environment. These genes are harboured by Escherichia coli, Klebsiella, Salmonella, Citrobacter, Enterobacter, Pseudomonas, Aeromonas, Alcaligenes, and Acinetobacter baumannii isolates. Different conjugative and nonconjugative plasmids form the backbone for mcr in these isolates; however, mcr-1 and mcr-3 have also been integrated into the chromosome of some African strains. Insertion sequences (ISs) (especially ISApl1), either located upstream or downstream of mcr, class 1 integrons, and transposons, are drivers of mcr in Africa. Genes coding multi/extensive drug resistance and virulence are colocated with mcr on plasmids in African strains. Transmission of mcr to/among African strains is nonclonal. Contact with mcr-habouring reservoirs, the consumption of contaminated foods of animal/plant origin or fluid, animal-/plant-based food trade and travel serve as exportation, importation, and transmission routes of mcr gene-containing bacteria in Africa. Herein, the current status of plasmid-mediated COL resistance in humans, food-producing animals, foods of animal origin, and environment in Africa is discussed.
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Affiliation(s)
- Madubuike Umunna Anyanwu
- Department of Veterinary Pathology and Microbiology, University of Nigeria, Nsukka 400001, Nigeria
| | - Charles Odilichukwu R. Okpala
- Department of Functional Food Products Development, Faculty of Biotechnology and Food Science, Wroclaw University of Environmental and Life Sciences, Wroclaw, Poland
| | - Kennedy Foinkfu Chah
- Department of Veterinary Pathology and Microbiology, University of Nigeria, Nsukka 400001, Nigeria
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Olowo-okere A, Yacouba A. Molecular mechanisms of colistin resistance in Africa: A systematic review of literature. Germs 2020; 10:367-379. [PMID: 33489952 PMCID: PMC7811859 DOI: 10.18683/germs.2020.1229] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/22/2020] [Revised: 09/15/2020] [Accepted: 09/19/2020] [Indexed: 11/08/2022]
Abstract
INTRODUCTION Updated and comprehensive data on the mechanism underlying colistin resistance is lacking in Africa. LITERATURE SEARCH Herein, we aimed to review available literature on the molecular mechanisms of colistin resistance in Africa. PubMed, Google Scholar, and African Journal online databases were searched on the 15th of January 2020 for original research articles that reported mechanisms of colistin resistance in any of the 54 African countries. REVIEW Of the 1473 studies identified through initial database search, 36 met the inclusion criteria. Colistin resistance was mostly observed in Escherichia coli isolated from human clinical samples. Plasmid-mediated colistin resistance mechanism (26; 72.2%) was the most frequently reported resistance mechanism. About three-quarters (27; 75.0%) of the 36 studies were done in North Africa. In this zone, the mobilized colistin resistance (mcr) genes were mostly detected in E. coli harboring three plasmid types, IncHI2, IncI2, and IncX4, from animal samples (n=9; 42.8%). Of the six studies performed in Southern Africa, four reported mcr-1 mostly detected from human samples (n=2; 50.0%) in E. coli isolates carrying IncHI2, IncI2, and IncX4 with diverse range of STs. One hitherto unknown mutation, the mutation in the I527N gene was detected in colistin resistant isolates in this region, which was absent in colistin susceptible isolates. In West and Central Africa, two and one studies, respectively, reported mcr-1 gene exclusively in Escherichia coli isolates. CONCLUSIONS Transferable plasmid mediated colistin resistance is rapidly emerging in Africa with mcr-1 as the predominant genetic variant in human, animals, and environmental samples.
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Affiliation(s)
- Ahmed Olowo-okere
- PharmD, PhD, Usmanu Danfodiyo University, Faculty of Pharmaceutical Sciences, P.M.B. 2346, Sokoto, Nigeria
| | - Abdourahamane Yacouba
- MD, Université Abdou Moumouni, Faculté des Sciences de la Santé, P.M.B. 10896, Niamey, Niger
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Liu J, Zhang Z, Feng Y, Hu H, Yu Y, Qiu L, Liu H, Guo Z, Huang J, Du C, Qiu J. Molecular Detection of the mcr Genes by Multiplex PCR. Infect Drug Resist 2020; 13:3463-3468. [PMID: 33116666 PMCID: PMC7567568 DOI: 10.2147/idr.s256320] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/31/2020] [Accepted: 09/16/2020] [Indexed: 12/18/2022] Open
Abstract
Background The emergence and prevalence of plasmid-mediated colistin-resistant bacterial strains in recent years have raised great concerns in clinical medicine. It is urgently needed to develop a cheaper, faster, simpler, sensitive, and specific molecular detection method to identify and monitor the dissemination of the transferable resistant determinants. Methods and Results Herein, eight pairs of primers were designed to set up a multiplex PCR method for the rapid and efficient determination of reported mcr genes. This assay can give results within 85 min (35 min for amplification and 50 min for electrophoresis). We validated the feasibility of this assay by testing the presence of mcr genes in 60 colistin-resistant isolates. Conclusion Our multiplex PCR technique exhibits remarkable advantages in the light of clear identification, efficiency of amplification, as well as the time consuming for detection, and thus could be useful for the surveillance and epidemiological research of plasmid-mediated colistin resistance, particularly for the under-resourced laboratories.
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Affiliation(s)
- Jiayang Liu
- Key Laboratory of Zoonosis, Ministry of Education, College of Veterinary Medicine, Jilin University, Changchun 130062, People's Republic of China
| | - Zhiyuan Zhang
- Key Laboratory of Zoonosis, Ministry of Education, College of Veterinary Medicine, Jilin University, Changchun 130062, People's Republic of China
| | - Yuyang Feng
- Key Laboratory of Zoonosis, Ministry of Education, College of Veterinary Medicine, Jilin University, Changchun 130062, People's Republic of China
| | - Huimin Hu
- Key Laboratory of Zoonosis, Ministry of Education, College of Veterinary Medicine, Jilin University, Changchun 130062, People's Republic of China
| | - Yu Yu
- Key Laboratory of Zoonosis, Ministry of Education, College of Veterinary Medicine, Jilin University, Changchun 130062, People's Republic of China
| | - Lihao Qiu
- Key Laboratory of Zoonosis, Ministry of Education, College of Veterinary Medicine, Jilin University, Changchun 130062, People's Republic of China
| | - Hongtao Liu
- Key Laboratory of Zoonosis, Ministry of Education, College of Veterinary Medicine, Jilin University, Changchun 130062, People's Republic of China
| | - Zhimin Guo
- Department of Clinical Laboratory, The First Hospital of Jilin University, Changchun 130021, People's Republic of China
| | - Jing Huang
- Department of Clinical Laboratory, The First Hospital of Jilin University, Changchun 130021, People's Republic of China
| | - Chongtao Du
- Key Laboratory of Zoonosis, Ministry of Education, College of Veterinary Medicine, Jilin University, Changchun 130062, People's Republic of China
| | - Jiazhang Qiu
- Key Laboratory of Zoonosis, Ministry of Education, College of Veterinary Medicine, Jilin University, Changchun 130062, People's Republic of China
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Manure as a Potential Hotspot for Antibiotic Resistance Dissemination by Horizontal Gene Transfer Events. Vet Sci 2020; 7:vetsci7030110. [PMID: 32823495 PMCID: PMC7558842 DOI: 10.3390/vetsci7030110] [Citation(s) in RCA: 80] [Impact Index Per Article: 20.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/30/2020] [Revised: 07/31/2020] [Accepted: 08/10/2020] [Indexed: 12/26/2022] Open
Abstract
The increasing demand for animal-derived foods has led to intensive and large-scale livestock production with the consequent formation of large amounts of manure. Livestock manure is widely used in agricultural practices as soil fertilizer worldwide. However, several antibiotic residues, antibiotic resistance genes (ARGs) and antibiotic-resistant bacteria are frequently detected in manure and manure-amended soils. This review explores the role of manure in the persistence and dissemination of ARGs in the environment, analyzes the procedures used to decrease antimicrobial resistance in manure and the potential impact of manure application in public health. We highlight that manure shows unique features as a hotspot for antimicrobial gene dissemination by horizontal transfer events: richness in nutrients, a high abundance and diversity of bacteria populations and antibiotic residues that may exert a selective pressure on bacteria and trigger gene mobilization; reduction methodologies are able to reduce the concentrations of some, but not all, antimicrobials and microorganisms. Conjugation events are often seen in the manure environment, even after composting. Antibiotic resistance is considered a growing threat to human, animal and environmental health. Therefore, it is crucial to reduce the amount of antimicrobials and the load of antimicrobial resistant bacteria that end up in soil.
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Touati A, Mairi A. Plasmid-Determined Colistin Resistance in the North African Countries: A Systematic Review. Microb Drug Resist 2020; 27:121-133. [PMID: 32522081 DOI: 10.1089/mdr.2019.0471] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2023] Open
Abstract
We have conducted a systematic review to update available information on plasmid-mediated colistin resistance (mobilized colistin resistance [mcr]) genes in North African countries. We have searched the articles of PubMed, Scopus, and Web of Science databases reporting plasmid-mediated colistin resistance bacteria isolated in North African countries. After searching and selection, 30 studies that included 208 mcr-positive isolates were included. Different mcr-positive strains frequencies were recorded and ranged from 2% in clinical isolates to 12.3% in environmental samples. Escherichia coli was the predominant species recorded and these microorganisms showed high resistance to ciprofloxacin and cotrimoxazole. IncHI2 plasmids are probably the key vectors responsible for the dissemination of mcr genes in these countries. This review highlighted that the mcr-positive isolates are circulating in different ecological niches with different frequencies. Therefore, actions should be implemented to prevent the dissemination of the mcr genes within and outside of these countries, such as microbiological and molecular surveillance programs and restriction use of colistin in farming.
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Affiliation(s)
- Abdelaziz Touati
- Microbiology Department, Laboratoire d'Ecologie Microbienne, FSNV, Université de Bejaia, Bejaia, Algérie
| | - Assia Mairi
- Microbiology Department, Laboratoire d'Ecologie Microbienne, FSNV, Université de Bejaia, Bejaia, Algérie
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Comparative analysis of multidrug resistance plasmids and genetic background of CTX-M-producing Escherichia coli recovered from captive wild animals. Appl Microbiol Biotechnol 2020; 104:6707-6717. [PMID: 32488312 DOI: 10.1007/s00253-020-10670-4] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/10/2020] [Revised: 04/28/2020] [Accepted: 05/04/2020] [Indexed: 12/28/2022]
Abstract
Multiple interlinked factors are associated with the global resistome, whereas multidrug-resistant (MDR) pathogens have been related to increased mortality rates in humans and animals. CTX-M-type is the most prevalent extended-spectrum β-lactamase (ESBL) among Enterobacteriaceae, which raises concern worldwide. Zoological gardens have a high density of animals that live very close to each other and to humans. Therefore, this study aimed to investigate through the whole-genome sequencing (WGS) MDR Escherichia coli lineages obtained from captivity wild animals in a zoo. Genetic background showed a wide resistome for antimicrobials (e.g., blaCTX-M-65, blaCTX-M-8, blaCMY-2, qnrB19), metals (e.g., pcoABCDERS, silABCEP, merACDEPRT), and antibacterial biocides (e.g., sugE, mdfA) among MDR CTX-M-producing E. coli belonging to CC155 and CC156. Mobilome analysis revealed several plasmids, and eight of them were completely characterized, which showed different backbone-encoding genes. Comparative analysis of plasmids blaCTX-M-65/IncHI2-ST3, blaCTX-M-8/IncI1-ST113, and IncQ1 showed a high identity among plasmids obtained from humans and animals worldwide distributed. Besides, several virulence genes, CRISPR, and prophage-related sequences were also detected. The occurrence of MDR E. coli belonging to CCs closely related to humans and food-producing animals and the high similarity among the plasmids from MDR E. coli carrying clinically significant antimicrobial resistance genes may indicate intercontinental dissemination of these lineages and plasmids. Therefore, these findings contribute to the monitoring of antimicrobial resistance and the human-animal-environment interface worldwide. Key Points • Wide resistome for antimicrobials, metals, and antibacterial biocides. • Multidrug resistance plasmids (blaCTX-M-65/IncHI2-ST3, blaCTX-M-8/IncI1-ST113). • Co-occurrence of plasmid-mediated resistance and virulence genes.
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Occurrence and Characteristics of Mobile Colistin Resistance ( mcr) Gene-Containing Isolates from the Environment: A Review. INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTH 2020; 17:ijerph17031028. [PMID: 32041167 PMCID: PMC7036836 DOI: 10.3390/ijerph17031028] [Citation(s) in RCA: 67] [Impact Index Per Article: 16.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 08/24/2019] [Revised: 01/09/2020] [Accepted: 01/20/2020] [Indexed: 01/04/2023]
Abstract
The emergence and spread of mobile colistin (COL) resistance (mcr) genes jeopardize the efficacy of COL, a last resort antibiotic for treating deadly infections. COL has been used in livestock for decades globally. Bacteria have mobilized mcr genes (mcr-1 to mcr-9). Mcr-gene-containing bacteria (MGCB) have disseminated by horizontal/lateral transfer into diverse ecosystems, including aquatic, soil, botanical, wildlife, animal environment, and public places. The mcr-1, mcr-2, mcr-3, mcr-5, mcr-7, and mcr-8 have been detected in isolates from and/or directly in environmental samples. These genes are harboured by Escherichia coli, Enterobacter, Klebsiella, Proteus, Salmonella, Citrobacter, Pseudomonas, Acinetobacter, Kluyvera, Aeromonas, Providencia, and Raulotella isolates. Different conjugative and non-conjugative plasmids form the backbones for mcr in these isolates, but mcr have also been integrated into the chromosome of some strains. Insertion sequences (IS) (especially ISApl1) located upstream or downstream of mcr, class 1–3 integrons, and transposons are other drivers of mcr in the environment. Genes encoding multi-/extensive-drug resistance and virulence are often co-located with mcr on plasmids in environmental isolates. Transmission of mcr to/among environmental strains is clonally unrestricted. Contact with the mcr-containing reservoirs, consumption of contaminated animal-/plant-based foods or water, international animal-/plant-based food trades and travel, are routes for transmission of MGCB.
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