Abstract

Campylobacter is a zoonotic microorganism in human and animal population which causes gastroenteritis; it is widespread in nature. Under the present systematics, Campylobacter (Campylobacteriaceae) family consist of 16 species and 6 subspecies. Illness can occur in various animals. It causes dysentery in swine, abortion and infertility in cows, abortions in sheep and goats, avian hepatitis in poultry, and enteritis in many species including primates and pets. Campylobacter do not produce toxins in food and it is known that Campylobacter jejuni produce endotoxin (unstable at higher temperature), enterotoxin and citotoxin. Humans can be infected if they have a direct contact with animals and contaminated food. Campylobacteriosis in humans caused by C. jejuni is also known as Campylobacter enteritis. Infective dose of less than 500 cells can cause infection.

Key words: Campylobacter, gastroenteritis, humans, animals, food.