Lawsonia intracellularis is a species of bacterium. It is the only species in the genus Lawsonia. It is obligately intracellular and was isolated from intestines of pigs with proliferative enteropathy disease.
Pathogenicity
Lawsonia intracellularis is highly pathogenic. The species has been associated with outbreaks of bacterial infection-associated protein losing enteropathy in horses. ==References==