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. 2015 Winter;16(1):90–93.

Table 3.

Distribution of major ESBL genes in E. coli isolated from farmed poultry in different agro-climatic zones of West Bengal, India

Agro-climatic zones No. of cloacal swabs collected No. of E. coli isolated Distribution of studied ESBL genes among the E. coli isolates
bla TEM bla SHV bla CTX-M
Terai 30 19 (63%) 1 2 3
New alluvial 30 23 (76%) 4 6 7
Coastal 30 17 (56%) 0 0 0
Red laterite 30 19 (63%) 0 0 0
5 (21.7%) 8 (34.7%) 10 (43.4%)
Total 120 78 (65%) 23 (29.4%)