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Volume 17, Number 11—November 2011
THEME ISSUE
CHOLERA IN HAITI

Dispatch

Toxigenic Vibrio cholerae O1 in Water and Seafood, Haiti

Vincent R. HillComments to Author , Nicole Cohen, Amy M. Kahler, Jessica L. Jones, Cheryl A. Bopp, Nina Marano, Cheryl L. Tarr, Nancy M. Garrett, Jacques Boncy, Ariel Henry, Gerardo A. Gómez, Michael Wellman, Maurice Curtis, Molly M. Freeman, Maryann Turnsek, Ronald A. Benner, Georges Dahourou, David Espey, Angelo DePaola, Jordan W. Tappero, Tom Handzel, and Robert V. Tauxe
Author affiliations: Centers for Disease Control and Prevention, Atlanta, Georgia, USA (V.R. Hill, N. Cohen, A.M. Kahler, C.A. Bopp, N. Marano, C.L. Tarr, N.M. Garrett, G.A. Gómez, M. Wellman, M. Curtis, M.M. Freeman, M. Turnsek, D. Espey, J.W. Tappero, T. Handzel, R.V. Tauxe); Food and Drug Administration, Dauphin Island, Alabama, USA (J.L. Jones, R.A. Benner, A. DePaola); Haitian Ministry of Public Health and Population, Port-au-Prince, Haiti (J. Boncy, A. Henry); Centers for Disease Control and Prevention, Port-au-Prince (G. Dahourou)

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Table 2

Results of seafood sampling for Vibrio cholerae, Haiti, October–November 2010*

Sample no. Sample location† Seafood type APW broth real-time PCR result Characterization of V. cholerae isolates
1 Saint Marc/Grand Saline Oysters ctxA detected No isolate obtained
2 Saint Marc/Grand Saline Red mussels No ctxA detected No isolate obtained
3 Saint Marc/Grand Saline Queen conch ctxA detected No isolate obtained
4 Saint Marc/Grand Saline Conch No ctxA detected No isolate obtained
5 Saint Marc/Grand Saline Clams No ctxA detected No isolate obtained
6 Port-au-Prince, site 1 Octopus No ctxA detected No isolate obtained
6 Port-au-Prince, site 1 Clams ctxA detected No isolate obtained
6 Port-au-Prince, site 1 Assorted gastropods ctxA detected No isolate obtained
6 Port-au-Prince, site 1 Assorted bivalves ctxA detected No isolate obtained
7 Port-au-Prince, site 2 Fish and crab combined sample ctxA detected Isolate matched outbreak strain‡
8 Port-au-Prince, site 3 Assorted bivalves ctxA detected Isolate matched outbreak strain‡
9 Port-au-Prince, site 3 Mussels No ctxA detected No isolate obtained

*ID, identification; APW, alkaline peptone water.

*ID, identification; APW, alkaline peptone water.
†Samples 1–5, sample 6, sample 7, and samples 8 and 9 were obtained at the same locations as water samples HWS-15, HWS-16, HWS-17, and HWS-18, respectively (Table 1; Figure).
V. cholerae serogroup O1, serotype Ogawa, biotype El Tor, ctxA-positive, pulsed-field gel electrophoresis–matched outbreak strain.

*ID, identification; APW, alkaline peptone water.

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