Prevalence, Antimicrobial Resistance, and Genetic Diversity of Listeria spp. Isolated from Raw Chicken Meat and Chicken-Related Products in Malaysia

Listeria spp. are ubiquitous in nature and can be found in various environmental niches such as soil, sewage, river water, plants, and foods, but the most frequently isolated species are Listeria monocytogenes and Listeria innocua. In this study, the presence of Listeria spp. in raw chicken meat and...

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Main Authors: Chin, Pui San, Ang, Geik Yong, Yu, Choo Yee, Tan, Eng Lee, Tee, Kok Keng, Yin, Wai Fong, Chan, Kok Gan, Tan, Geok Yuan Annie
Format: Article
Published: International Association for Food Protection 2018
Subjects:
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author Chin, Pui San
Ang, Geik Yong
Yu, Choo Yee
Tan, Eng Lee
Tee, Kok Keng
Yin, Wai Fong
Chan, Kok Gan
Tan, Geok Yuan Annie
author_facet Chin, Pui San
Ang, Geik Yong
Yu, Choo Yee
Tan, Eng Lee
Tee, Kok Keng
Yin, Wai Fong
Chan, Kok Gan
Tan, Geok Yuan Annie
author_sort Chin, Pui San
collection UM
description Listeria spp. are ubiquitous in nature and can be found in various environmental niches such as soil, sewage, river water, plants, and foods, but the most frequently isolated species are Listeria monocytogenes and Listeria innocua. In this study, the presence of Listeria spp. in raw chicken meat and chicken-related products sold in local markets in Klang Valley, Malaysia was investigated. A total of 44 Listeria strains (42 L. innocua and 2 L. welshimeri) were isolated from 106 samples. Antibiotic susceptibility tests of the L. innocua strains revealed a high prevalence of resistance to clindamycin (92.9%), ceftriaxone (76.2%), ampicillin (73.8%), tetracycline (69%), and penicillin G (66.7%). Overall, 31 L. innocua and 1 L. welshimeri strain were multidrug resistant, i.e., nonsusceptible to at least one antimicrobial agent in three or more antibiotic classes. The majority of the L. innocua strains were placed into five AscI pulsogroups, and overall 26 distinct AscI pulsotypes were identified. The detection of multidrug-resistant Listeria strains from different food sources and locations warrants attention because these strains could serve as reservoirs for antimicrobial resistance genes and may facilitate the spread and emergence of other drug-resistant strains.
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spelling um.eprints-222182019-09-04T06:15:52Z http://eprints.um.edu.my/22218/ Prevalence, Antimicrobial Resistance, and Genetic Diversity of Listeria spp. Isolated from Raw Chicken Meat and Chicken-Related Products in Malaysia Chin, Pui San Ang, Geik Yong Yu, Choo Yee Tan, Eng Lee Tee, Kok Keng Yin, Wai Fong Chan, Kok Gan Tan, Geok Yuan Annie R Medicine Listeria spp. are ubiquitous in nature and can be found in various environmental niches such as soil, sewage, river water, plants, and foods, but the most frequently isolated species are Listeria monocytogenes and Listeria innocua. In this study, the presence of Listeria spp. in raw chicken meat and chicken-related products sold in local markets in Klang Valley, Malaysia was investigated. A total of 44 Listeria strains (42 L. innocua and 2 L. welshimeri) were isolated from 106 samples. Antibiotic susceptibility tests of the L. innocua strains revealed a high prevalence of resistance to clindamycin (92.9%), ceftriaxone (76.2%), ampicillin (73.8%), tetracycline (69%), and penicillin G (66.7%). Overall, 31 L. innocua and 1 L. welshimeri strain were multidrug resistant, i.e., nonsusceptible to at least one antimicrobial agent in three or more antibiotic classes. The majority of the L. innocua strains were placed into five AscI pulsogroups, and overall 26 distinct AscI pulsotypes were identified. The detection of multidrug-resistant Listeria strains from different food sources and locations warrants attention because these strains could serve as reservoirs for antimicrobial resistance genes and may facilitate the spread and emergence of other drug-resistant strains. International Association for Food Protection 2018 Article PeerReviewed Chin, Pui San and Ang, Geik Yong and Yu, Choo Yee and Tan, Eng Lee and Tee, Kok Keng and Yin, Wai Fong and Chan, Kok Gan and Tan, Geok Yuan Annie (2018) Prevalence, Antimicrobial Resistance, and Genetic Diversity of Listeria spp. Isolated from Raw Chicken Meat and Chicken-Related Products in Malaysia. Journal of Food Protection, 81 (2). pp. 284-289. ISSN 0362-028X, DOI https://doi.org/10.4315/0362-028X.JFP-17-186 <https://doi.org/10.4315/0362-028X.JFP-17-186>. https://doi.org/10.4315/0362-028X.JFP-17-186 doi:10.4315/0362-028X.JFP-17-186
spellingShingle R Medicine
Chin, Pui San
Ang, Geik Yong
Yu, Choo Yee
Tan, Eng Lee
Tee, Kok Keng
Yin, Wai Fong
Chan, Kok Gan
Tan, Geok Yuan Annie
Prevalence, Antimicrobial Resistance, and Genetic Diversity of Listeria spp. Isolated from Raw Chicken Meat and Chicken-Related Products in Malaysia
title Prevalence, Antimicrobial Resistance, and Genetic Diversity of Listeria spp. Isolated from Raw Chicken Meat and Chicken-Related Products in Malaysia
title_full Prevalence, Antimicrobial Resistance, and Genetic Diversity of Listeria spp. Isolated from Raw Chicken Meat and Chicken-Related Products in Malaysia
title_fullStr Prevalence, Antimicrobial Resistance, and Genetic Diversity of Listeria spp. Isolated from Raw Chicken Meat and Chicken-Related Products in Malaysia
title_full_unstemmed Prevalence, Antimicrobial Resistance, and Genetic Diversity of Listeria spp. Isolated from Raw Chicken Meat and Chicken-Related Products in Malaysia
title_short Prevalence, Antimicrobial Resistance, and Genetic Diversity of Listeria spp. Isolated from Raw Chicken Meat and Chicken-Related Products in Malaysia
title_sort prevalence antimicrobial resistance and genetic diversity of listeria spp isolated from raw chicken meat and chicken related products in malaysia
topic R Medicine
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