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Whole-Genome Analysis of Clinical Vibrio cholerae O1 in Kolkata, India, and Dhaka, Bangladesh, Reveals Two Lineages of Circulating Strains, Indicating Variation in Genomic Attributes

Vibrio cholerae serogroup O1 is responsible for epidemic and pandemic cholera and remains a global public health threat. This organism has been well established as a resident flora of the aquatic environment that alters its phenotypic and genotypic attributes for better adaptation to the environment...

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Autores principales: Morita, Daichi, Morita, Masatomo, Alam, Munirul, Mukhopadhyay, Asish K., Johura, Fatema-tuz, Sultana, Marzia, Monira, Shirajum, Ahmed, Niyaz, Chowdhury, Goutam, Dutta, Shanta, Ramamurthy, Thandavarayan, Samanta, Prosenjit, Takahashi, Eizo, Okamoto, Keinosuke, Izumiya, Hidemasa, Ohnishi, Makoto
Formato: Online Artículo Texto
Lenguaje:English
Publicado: American Society for Microbiology 2020
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7667034/
https://www.ncbi.nlm.nih.gov/pubmed/33172996
http://dx.doi.org/10.1128/mBio.01227-20
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author Morita, Daichi
Morita, Masatomo
Alam, Munirul
Mukhopadhyay, Asish K.
Johura, Fatema-tuz
Sultana, Marzia
Monira, Shirajum
Ahmed, Niyaz
Chowdhury, Goutam
Dutta, Shanta
Ramamurthy, Thandavarayan
Samanta, Prosenjit
Takahashi, Eizo
Okamoto, Keinosuke
Izumiya, Hidemasa
Ohnishi, Makoto
author_facet Morita, Daichi
Morita, Masatomo
Alam, Munirul
Mukhopadhyay, Asish K.
Johura, Fatema-tuz
Sultana, Marzia
Monira, Shirajum
Ahmed, Niyaz
Chowdhury, Goutam
Dutta, Shanta
Ramamurthy, Thandavarayan
Samanta, Prosenjit
Takahashi, Eizo
Okamoto, Keinosuke
Izumiya, Hidemasa
Ohnishi, Makoto
author_sort Morita, Daichi
collection PubMed
description Vibrio cholerae serogroup O1 is responsible for epidemic and pandemic cholera and remains a global public health threat. This organism has been well established as a resident flora of the aquatic environment that alters its phenotypic and genotypic attributes for better adaptation to the environment. To reveal the diversity of clinical isolates of V. cholerae O1 in the Bay of Bengal, we performed whole-genome sequencing of isolates from Kolkata, India, and Dhaka, Bangladesh, collected between 2009 and 2016. Comparison with global isolates by phylogenetic analysis placed the current isolates in two Asian lineages, with lineages 1 and 2 predominant in Dhaka and Kolkata, respectively. Each lineage possessed different genetic traits in the cholera toxin B subunit gene, Vibrio seventh pandemic island II, integrative and conjugative element, and antibiotic-resistant genes. Thus, although recent global transmission of V. cholerae O1 from South Asia has been attributed only to isolates of lineage 2, another distinct lineage exists in Bengal.
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spelling pubmed-76670342020-11-17 Whole-Genome Analysis of Clinical Vibrio cholerae O1 in Kolkata, India, and Dhaka, Bangladesh, Reveals Two Lineages of Circulating Strains, Indicating Variation in Genomic Attributes Morita, Daichi Morita, Masatomo Alam, Munirul Mukhopadhyay, Asish K. Johura, Fatema-tuz Sultana, Marzia Monira, Shirajum Ahmed, Niyaz Chowdhury, Goutam Dutta, Shanta Ramamurthy, Thandavarayan Samanta, Prosenjit Takahashi, Eizo Okamoto, Keinosuke Izumiya, Hidemasa Ohnishi, Makoto mBio Research Article Vibrio cholerae serogroup O1 is responsible for epidemic and pandemic cholera and remains a global public health threat. This organism has been well established as a resident flora of the aquatic environment that alters its phenotypic and genotypic attributes for better adaptation to the environment. To reveal the diversity of clinical isolates of V. cholerae O1 in the Bay of Bengal, we performed whole-genome sequencing of isolates from Kolkata, India, and Dhaka, Bangladesh, collected between 2009 and 2016. Comparison with global isolates by phylogenetic analysis placed the current isolates in two Asian lineages, with lineages 1 and 2 predominant in Dhaka and Kolkata, respectively. Each lineage possessed different genetic traits in the cholera toxin B subunit gene, Vibrio seventh pandemic island II, integrative and conjugative element, and antibiotic-resistant genes. Thus, although recent global transmission of V. cholerae O1 from South Asia has been attributed only to isolates of lineage 2, another distinct lineage exists in Bengal. American Society for Microbiology 2020-11-10 /pmc/articles/PMC7667034/ /pubmed/33172996 http://dx.doi.org/10.1128/mBio.01227-20 Text en Copyright © 2020 Morita et al. https://creativecommons.org/licenses/by/4.0/This is an open-access article distributed under the terms of the Creative Commons Attribution 4.0 International license (https://creativecommons.org/licenses/by/4.0/) .
spellingShingle Research Article
Morita, Daichi
Morita, Masatomo
Alam, Munirul
Mukhopadhyay, Asish K.
Johura, Fatema-tuz
Sultana, Marzia
Monira, Shirajum
Ahmed, Niyaz
Chowdhury, Goutam
Dutta, Shanta
Ramamurthy, Thandavarayan
Samanta, Prosenjit
Takahashi, Eizo
Okamoto, Keinosuke
Izumiya, Hidemasa
Ohnishi, Makoto
Whole-Genome Analysis of Clinical Vibrio cholerae O1 in Kolkata, India, and Dhaka, Bangladesh, Reveals Two Lineages of Circulating Strains, Indicating Variation in Genomic Attributes
title Whole-Genome Analysis of Clinical Vibrio cholerae O1 in Kolkata, India, and Dhaka, Bangladesh, Reveals Two Lineages of Circulating Strains, Indicating Variation in Genomic Attributes
title_full Whole-Genome Analysis of Clinical Vibrio cholerae O1 in Kolkata, India, and Dhaka, Bangladesh, Reveals Two Lineages of Circulating Strains, Indicating Variation in Genomic Attributes
title_fullStr Whole-Genome Analysis of Clinical Vibrio cholerae O1 in Kolkata, India, and Dhaka, Bangladesh, Reveals Two Lineages of Circulating Strains, Indicating Variation in Genomic Attributes
title_full_unstemmed Whole-Genome Analysis of Clinical Vibrio cholerae O1 in Kolkata, India, and Dhaka, Bangladesh, Reveals Two Lineages of Circulating Strains, Indicating Variation in Genomic Attributes
title_short Whole-Genome Analysis of Clinical Vibrio cholerae O1 in Kolkata, India, and Dhaka, Bangladesh, Reveals Two Lineages of Circulating Strains, Indicating Variation in Genomic Attributes
title_sort whole-genome analysis of clinical vibrio cholerae o1 in kolkata, india, and dhaka, bangladesh, reveals two lineages of circulating strains, indicating variation in genomic attributes
topic Research Article
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7667034/
https://www.ncbi.nlm.nih.gov/pubmed/33172996
http://dx.doi.org/10.1128/mBio.01227-20
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