PLASMID MEDIATED DRUG RESISTANCE IN VIBRIO CHOLERAE 0139 BENGAL.

Sixteen strains of were isolated from cases of diarrhoea. Out of these, 12 (75%) were identified as and 4 (25%) as Vibrio cholerae El Tor by standard biochemical and serological tests. Modified CAMP reaction in sheep blood agar showed that 0139 produced moderate hemolysis, El Tor produced wider zone of hemolysis whereas Classical produced no zone of hemolysis (CAMP negative).