Volume 9, Number 7—July 2003
Research
Molecular Epidemiology of O139 Vibrio cholerae: Mutation, Lateral Gene Transfer, and Founder Flush
Pallavi Garg*†, Antonia Aydanian‡, David Smith‡, J. Glenn Morris‡, G. Balakrish Nair*†, and O. Colin Stine‡
Table 2
Number of isolates tested and distinct sequence types, by year
| No. | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | Total |
|---|---|---|---|---|---|---|---|---|---|---|
| Isolates examined |
9 |
9 |
12 |
10 |
13 |
11 |
12 |
12 |
8 |
96 |
| Novel sequence types |
3 |
6 |
6 |
7 |
8 |
6 |
7 |
4 |
7 |
51 |
| Novel sequence types per isolate examined | 0.33 | 0.66 | 0.5 | 0.7 | 0.62 | 0.55 | 0.58 | 0.33 | 0.88 | 0.53 |
