Changing bacteriological profile of cholera in Nagpur, 1991-93.

In Nagpur (Maharashtra) during the period 1991-93, Vibrio cholerae serogroup 01 predominated in 1991 (94.7%) and 1992 (86.4%) but significantly declined in 1993 (10.7%). Serogroups 02-0138 were infrequently encountered. A new strain V. cholerae serogroup 0139 emerged in 1993 and accounted for 89.3 per cent of the total vibrios isolated in the year… CONTINUE READING