Salmonella enterica Serovar Typhi on an Island: No H58, No Multidrug Resistance, but for How Long?

ABSTRACT Little genomic data is available for typhoid fever from island nations, though the disease has a moderately high burden there. Sikorski et al. (M. J. Sikorski, T. H. Hazen, S. N. Desai, S. Nimarota-Brown, et al., mBio 13:e01920-22, 2022, https://doi.org/10.1128/mbio.01920-22) studied 306 Sa...

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Main Author: Arif Mohammad Tanmoy
Format: Article
Language:English
Published: American Society for Microbiology 2022-12-01
Series:mBio
Subjects:
Online Access:https://journals.asm.org/doi/10.1128/mbio.02426-22
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author Arif Mohammad Tanmoy
author_facet Arif Mohammad Tanmoy
author_sort Arif Mohammad Tanmoy
collection DOAJ
description ABSTRACT Little genomic data is available for typhoid fever from island nations, though the disease has a moderately high burden there. Sikorski et al. (M. J. Sikorski, T. H. Hazen, S. N. Desai, S. Nimarota-Brown, et al., mBio 13:e01920-22, 2022, https://doi.org/10.1128/mbio.01920-22) studied 306 Salmonella enterica serovar Typhi genomes from the Samoan Islands collected during 1983 to 2020 and reported dominance of a rare genotype, 3.5.4, and no H58 (genotype 4.3.1). They found pansusceptibility of all isolates to three first lines of antimicrobial agents (ampicillin, chloramphenicol, and cotrimoxazole). This commentary evaluates the importance of these findings for the Samoan Islands and how they can help the global typhoid community. The microbial community in the environment and human gut could have played a role in the lack of antimicrobial resistance (AMR). However, drug-resistant strains may arrive soon at the island, as their international spread is common. Further investigation would help the global typhoid community to better understand the evolution of an isolated pathogen community and the effect of vaccination there.
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spelling doaj.art-3e041dd8cfa44414a72f1c2406bd7a1c2022-12-22T03:03:23ZengAmerican Society for MicrobiologymBio2150-75112022-12-0113610.1128/mbio.02426-22Salmonella enterica Serovar Typhi on an Island: No H58, No Multidrug Resistance, but for How Long?Arif Mohammad Tanmoy0Child Health Research Foundation, Dhaka, BangladeshABSTRACT Little genomic data is available for typhoid fever from island nations, though the disease has a moderately high burden there. Sikorski et al. (M. J. Sikorski, T. H. Hazen, S. N. Desai, S. Nimarota-Brown, et al., mBio 13:e01920-22, 2022, https://doi.org/10.1128/mbio.01920-22) studied 306 Salmonella enterica serovar Typhi genomes from the Samoan Islands collected during 1983 to 2020 and reported dominance of a rare genotype, 3.5.4, and no H58 (genotype 4.3.1). They found pansusceptibility of all isolates to three first lines of antimicrobial agents (ampicillin, chloramphenicol, and cotrimoxazole). This commentary evaluates the importance of these findings for the Samoan Islands and how they can help the global typhoid community. The microbial community in the environment and human gut could have played a role in the lack of antimicrobial resistance (AMR). However, drug-resistant strains may arrive soon at the island, as their international spread is common. Further investigation would help the global typhoid community to better understand the evolution of an isolated pathogen community and the effect of vaccination there.https://journals.asm.org/doi/10.1128/mbio.02426-22typhoid feverantimicrobial resistanceH58typhoid conjugate vaccinemultidrug resistance
spellingShingle Arif Mohammad Tanmoy
Salmonella enterica Serovar Typhi on an Island: No H58, No Multidrug Resistance, but for How Long?
mBio
typhoid fever
antimicrobial resistance
H58
typhoid conjugate vaccine
multidrug resistance
title Salmonella enterica Serovar Typhi on an Island: No H58, No Multidrug Resistance, but for How Long?
title_full Salmonella enterica Serovar Typhi on an Island: No H58, No Multidrug Resistance, but for How Long?
title_fullStr Salmonella enterica Serovar Typhi on an Island: No H58, No Multidrug Resistance, but for How Long?
title_full_unstemmed Salmonella enterica Serovar Typhi on an Island: No H58, No Multidrug Resistance, but for How Long?
title_short Salmonella enterica Serovar Typhi on an Island: No H58, No Multidrug Resistance, but for How Long?
title_sort salmonella enterica serovar typhi on an island no h58 no multidrug resistance but for how long
topic typhoid fever
antimicrobial resistance
H58
typhoid conjugate vaccine
multidrug resistance
url https://journals.asm.org/doi/10.1128/mbio.02426-22
work_keys_str_mv AT arifmohammadtanmoy salmonellaentericaserovartyphionanislandnoh58nomultidrugresistancebutforhowlong