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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*Comments to Author 
Author affiliations: *Institute of Microbial Technology, Chandigarh, India; †National Institute of Cholera and Enteric Diseases, Calcutta, India; ‡International Centre for Diarroheal Disease Research, Dhaka 1000, Bangladesh

Main Article

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.

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