Table 3. Distribution of virulence genes among Vibrio cholerae non-O1, non-O139 strains, Kolkata, India*.
| Gene | Infection status |
|
|---|---|---|
| Single | Mixed | |
| hlyA-tcpA(cl)-rtxA-rtxC-TTSS | 3 | 1 |
| hlyA-tcpA(cl)-rtxA-rtxC | 2 | 0 |
| hlyA-stn-rtxA-rtxC-TTSS | 3 | 2 |
| hlyA-rtxA-rtxC-TTSS | 40 | 29 |
| hlyA-rtxA-rtxC | 78 | 48 |
| hlyA-rtxA | 31 | 13 |
| hlyA-TTSS | 2 | 0 |
| rtxA-TTSS | 1 | 0 |
| rtxA-rtxC | 2 | 3 |
| hlyA | 9 | 3 |
| rtxA | 1 | 0 |
| None | 3 | 7 |
*hlyA, hemolysin A; tcpA, toxin coregulated pilus A; rtxA, repeat in toxin A; rtxC, repeat in toxin C; TTSS, type 3 secretion systems; stn, heat-stable enterotoxin.