Section 12
Chapter 11,185

Preferential association of the heat-stable enterotoxin gene (stn) with environmental strains of Vibrio cholerae belonging to the O14 serogroup

Sarkar, B.; Bhattacharya, T.; Ramamurthy, T.; Shimada, T.; Takeda, Y.; Balakrish Nair, G.

Epidemiology and Infection 129(2): 245-251


ISSN/ISBN: 0950-2688
PMID: 12403100
DOI: 10.2307/3864952
Accession: 011184705

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Toxigenic Vibrio cholerae O1 and O139 serogroups have the capacity of causing epidemic and pandemic cholera but are infrequently found in the environment. The other serogroups are abundant in aquatic environments but do not possess the virulence genes necessary for causing the disease. Of the 559 environmental strains of V. cholerae, collected during different periods from environmental samples in Calcutta, 9 (1.6%) harboured the heat-stable enterotoxin gene (stn).

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