Changes

*Most chicken carcasses contaminated, leading to food poisoning and enterocolitis in people from uncooked meat

*Most chicken carcasses contaminated, leading to food poisoning and enterocolitis in people from uncooked meat

*Colonisation, attachment and invasion of colonic enterocytes; toxin production

*Colonisation, attachment and invasion of colonic enterocytes; toxin production

*Necrosis of colonic absorptive epithelial cells, erosion of mucosa, crypt abscesses, inflammatory infiltrate of neutrophils into mucosa causes colitis

*Necrosis of colonic absorptive epithelial cells, erosion of mucosa, crypt abscesses, inflammatory infiltrate of [[Neutrophils - WikiBlood|neutrophils]] into mucosa causes colitis

*Enteritis and diarrhoea in susceptible dogs; treatment with enrofloxacin

*Enteritis and diarrhoea in susceptible dogs; treatment with enrofloxacin

*Causes abortion in ewes

*Causes abortion in ewes

*Usually asymptomatic infections in chickens and turkeys, but occasional outbreaks of avian hepatitis occur with decreased egg production, loss of condition, haemorrhage and necrosis of liver; phase contrast microscopy demonstrates curved rods in bile; in-feed dihydrostreptomycin sulphate in outbreak

*Usually asymptomatic infections in chickens and turkeys, but occasional outbreaks of avian hepatitis occur with decreased egg production, loss of condition, haemorrhage and necrosis of liver; phase contrast microscopy demonstrates curved rods in bile; in-feed dihydrostreptomycin sulphate in outbreak

*Implicated in [[Intestines Catarrhal Enteritis - Pathology#Undifferentiated Neonatal Calf Diarrhoea|undifferentiated neonatal calf diarrhoea]], a mixed viral enteritis in calves

*Implicated in [[Intestines Catarrhal Enteritis - Pathology#Undifferentiated Neonatal Calf Diarrhoea|undifferentiated neonatal calf diarrhoea]], a mixed viral enteritis in calves