Volume 9, Number 4—April 2003
Dispatch
Class I Integrons and SXT Elements in El Tor Strains Isolated before and after 1992 Vibrio cholerae O139 Outbreak, Calcutta, India
M. Amita*, S. Roy Chowdhury*, M. Thungapathra*, T. Ramamurthy†, G. Balakrish Nair†‡, and Amit Ghosh*
Table
Class I integron and SXT profiles of 58 Vibrio cholerae strains isolated before, during, and after the 1993, V. cholerae O139 outbreak, Calcutta
| Group | Strain no. | Ribotypea | Class I integron | SXT | Antibiogramb |
|---|---|---|---|---|---|
| I |
VC1 |
RI |
+ |
A, N, S, Sm |
|
| VC2 |
RI |
+ |
Fz, S, Sm |
||
| VC3 |
RII |
Fz, Sm |
|||
| VC5 |
RI |
+ |
A, Fz, S, Sm |
||
| VC12 |
RI |
+ |
N, S, Sm |
||
| VC14 |
RI |
+ |
S, Sm, Tr |
||
| VC20 |
RI |
+ |
N, S, Tr |
||
| VC35 |
RI |
Fz, N |
|||
| VC41 |
RI |
A, Fz, N |
|||
| VC44 |
RI |
+ |
A, Fz, N, S, Sm |
||
| VC48 |
RI |
+ |
A, Fz, N, S, Sm |
||
| VC54 |
RI |
+ |
A, N, S, Sm |
||
| VC55 |
RI |
+ |
Fz, N, S, Sm |
||
| VC59 |
RI |
+ |
A, N, S, Sm |
||
| VC70 |
RI |
+ |
Fz, S, Sm |
||
| VC72 |
RI |
+ |
S, Sm |
||
| VC73 |
RI |
+ |
S, Sm |
||
| VC80 |
RI |
+ |
S, Sm |
||
| VC99 |
RI |
+ |
+ |
A, Fz, N, S, Sm, Tr |
|
| VC100 |
RI |
+ |
+ |
A, Fz, N, S, Sm, Tr |
|
| VC105 |
RI |
+ |
S, Sm, Tr |
||
| VC106 |
RI |
+ |
N, S |
||
| II |
CO222 |
RI |
+ |
Fz, S, Sm |
|
| CO327 |
RIII |
+ |
A, N, S, Sm, Tr |
||
| CO334 |
RI |
+ |
+ |
A, N, S, Sm, Tr |
|
| CO366 |
RIII |
+ |
A, S, Sm, Tr |
||
| CO370 |
RIII |
+ |
S, Sm, Tr |
||
| CO371 |
RI |
+ |
S, N |
||
| CO374 |
RIII |
+ |
A, N, S, Sm, Tr |
||
| CO387 |
RIII |
+ |
N, S, Sm, Tr |
||
| CO394 |
RIII |
+ |
A, Fz, S, Sm, Tr |
||
| CO407 |
RIII |
+ |
A, Fz, N, S, Sm, Tr |
||
| CO416 |
RIII |
+ |
A, N, S, Sm, Tr |
||
| CO417 |
RIII |
+ |
A, N, S, Sm, Tr |
||
| CO423 |
RIII |
+ |
A, N, S, Sm, Tr |
||
| CO424 |
RIII |
+ |
A, Fz, N, S, Sm, Tr |
||
| CO427 |
RIII |
+ |
A, Fz, N, S, Sm, Tr |
||
| III |
CO458 |
RI |
+ |
+ |
N, S, Sm, T, Tr |
| CO459 |
RIII |
+ |
Fz, Na, N, S, Sm, Tr |
||
| CO460 |
RIII |
+ |
Fz, Na, S, Sm, Tr |
||
| CO461 |
RI |
+ |
+ |
N, S, Sm, T, Tr |
|
| CO471 |
RIII |
+ |
Fz, Na, N, S, Sm, Tr |
||
| CO473 |
RIII |
+ |
Fz, Na, S, Sm, Tr |
||
| CO474 |
RIII |
+ |
Fz, Na, N, S, Sm, Tr |
||
| CO475 |
RIII |
+ |
A, Fz, S, Sm, Tr |
||
| CO580 |
RIII |
+ |
Fz, Na, N, S, Sm, Tr |
||
| CO650 |
RIII |
+ |
A, Fz, N, S, Sm, Tr |
||
| CO720 |
RIII |
+ |
Fz, Na, N, S, Sm, Tr |
||
| CO770 |
RIII |
+ |
A, Fz, Na, S, Sm, Tr |
||
| CO810 |
RIII |
+ |
Fz, Na, N, S, Sm, Tr |
||
| CO825 |
RIII |
+ |
A, Fz, Na, N, S, Sm, Tr |
||
| CO835 |
RIII |
+ |
Fz, Na, S, Sm, Tr |
||
| CO839 |
RIII |
+ |
A, Fz, Na, N, S, Sm, Tr |
||
| CO840 |
RIII |
+ |
Fz, N, S, Sm, Tr |
||
| CO860 |
RIII |
+ |
A, Fz, N, S, Sm, Tr |
||
| CO910 |
RIII |
+ |
Fz, N, S, Sm, Tr |
||
| CO950 |
RIII |
+ |
A, Fz, N, S, Sm, Tr |
||
| CO970 | RIII | + | A, Fz, Na, N, S, Sm, Tr |
aSharma et al. (8)
bA, ampicillin; Cf, ciprofloxacin; Fz, furazolidone; G, gentamycin; N, neomycin; Na, nalidixic acid; S, streptomycin; Sm, sulfamethizole; T, tetracycline; Tr, trimethoprim.
