<prompt> Regarding Campylobacter jejuni not true is ?Most common cause of CampylobacteriosisPoultry is the cause of the diseaseHuman is the only reservoirCauses Gillian barrie syndrome  <response>: Ans. is c i.e. Human is the only reservoir Animals are the main reservoir of C. jejuni not human. It is a zoonosis. CAMPYLOBACTER Morphology . Gram negative . Comma shaped . Motile with a single polar flagellum -- Daing or tumbling motility . Non capsulated . Nonsporing Culture . Growth occurs under microaerophilic conditions 5 02,10 CO2 and 85 N2. . Thermophilic, growing at 42degC Can grow at 37degC, but incubation at higher tempratures suppresses normal fecal flora. Biochemical reactions . Do not ferment carbohydrate . Catalase and oxidase positive . Nitrate reduction positive Pathogenicity Diarrhea! disease . C. jejuni is the most common cause . It is a zoonosis . The source is food of animal origin, especially raw milk. 