Volume 17, Number 11—November 2011
THEME ISSUE
CHOLERA IN HAITI
Dispatch
Toxigenic Vibrio cholerae O1 in Water and Seafood, Haiti
Table 1
Results of water sampling for Vibrio cholerae, Haiti, October–November 2010*
Sample no. | Sample location | Sample types | Collection date | Volume sampled, L | Turbidity, NTU | APW broth real-time PCR result | Characterization of V. cholerae isolates |
---|---|---|---|---|---|---|---|
HWS-1 | Liancourt River | UF | Oct 29 | 7.7 | 150 | ND | No isolate obtained |
HWS-2 | Artibonite River | UF | Oct 29 | 16 | 250 | ND | No isolate obtained |
HWS-3 | Obya River | UF | Oct 30 | 35 | 31 | ND | Non-O1, non-O139, ctxA negative |
HWS-5 | Sipa Canal | UF | Oct 30 | 32 | 88 | ND | Non-O1, non-O139, ctxA negative |
HWS-7 | Brown Root River | UF | Oct 30 | 21 | 11 | ND | Non-O1, non-O139, ctxA negative |
HWS-9 | Freshwater canal (canal 2) | UF | Nov 2 | 30 | 16 | ND | V. cholerae isolate matched outbreak strain† |
HWS-10 | Freshwater canal (canal 1) | UF | Nov 2 | 30 | 11 | ND | V. cholerae isolate matched outbreak strain† |
HWS-11 | Saint Marc port marine water | UF | Nov 9 | 30 | ND | ND | No isolate obtained |
HWS-13 | Saint Marc port marine water | UF | Nov 9 | 30 | ND | ND | No isolate obtained |
HWS-14 | Grand Saline canal | UF | Nov 10 | 20 | 170 | ND | Non-O1, non-O139, ctxA negative |
HWS-15 | Saint Marc/Grand Saline port marine water | Grab | Nov 9 | 1 | ND | ctxA detected | No isolate obtained |
HWS-16 | Port-au-Prince port, site 1 marine water | Grab | Nov 11 | 1 | ND | ctxA detected | No isolate obtained |
HWS-17 | Port-au-Prince port, site 2 marine water | Grab | Nov 11 | 1 | ND | ctxA detected | No isolate obtained |
HWS-18 | Port-au-Prince port, site 3 marine water | UF | Nov 11 | 28 | ND | ND |
No isolate obtained
*NTU, nephelometric turbidity units; APW, alkaline peptone water; HWS, harbor water sample; UF, ultrafiltration; ND, no data. |
*NTU, nephelometric turbidity units; APW, alkaline peptone water; HWS, harbor water sample; UF, ultrafiltration; ND, no data.
†V. cholerae serogroup O1, serotype Ogawa, biotype El Tor, ctxA positive, pulsed-field gel electrophoresis–matched outbreak strain.