All the following statements are true about V. cholera 0139, EXCEPT:: (A) Clinical manifestations are similar 01 Eltor strain, (B) First discovered in Chennai, (C) Epidemiologically indistinguishable from 01 Eltor strain, (D) Produces Ol Lipo polysaccharide
Answer is D. Vibrio Cholerae O139 is a derivative of Eltor O1 but it has a distinct lipo polysaccharide and an immunologically related O-antigen polysaccharide capsule. First discovered in chennai, V.cholerae O139 is epidemiologically indistinguishable from O1 Eltor strain. Ref: Textbook of Microbiology, Ananthanarayan and Paniker, 7th Edition, Page 312;Harrisons Principles of Internal Medicine, 16th Edition, Page 909 & 910.