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[[File:jejuni.jpg|thumb|200px|right|''Campylobacter jejuni'' Marco Tolo 2006, wikimedia commons]]

[[File:jejuni.jpg|thumb|200px|right|''Campylobacter jejuni'' Marco Tolo 2006, wikimedia commons]]

''Campylobacter jejuni'' belongs to the genus [[Campylobacter species- Overview|''Campylobacter'']]. ''C.jejuni'' is an important enteropathogen of man and a number of animal species. It is the largest cause of food-poisoning in the UK and is therefore a public health issue.

''Campylobacter jejuni'' belongs to the genus [[Campylobacter species - Overview|''Campylobacter'']]. ''C.jejuni'' is an important enteropathogen of man and a number of animal species. It is the largest cause of food-poisoning in the UK and is therefore a public health issue.

It is widespread on farms and is hyperendemic. It can be carried as commensals in the intestines of cattle, sheep, dogs, wild birds and especially chickens.

It is widespread on farms and is hyperendemic. It can be carried as commensals in the intestines of cattle, sheep, dogs, wild birds and especially chickens.

Farm animals are regularly exposed via the faecal-oral route. Maternal antibody protects the animal while the active immunity develops. Animals with little exposure are very susceptible, e.g. humans and pets.

Farm animals are regularly exposed via the faecal-oral route. Maternal antibody protects the animal while the active immunity develops. Animals with little exposure are very susceptible, e.g. humans and pets.