MeSH definition : A subspecies of gram-positive, aerobic bacteria. It is the etiologic agent of Johne's
disease (PARATUBERCULOSIS), a chronic GASTROENTERITIS in RUMINANTS.;
A subspecies of gram-positive, aerobic bacteria. It is the etiologic agent of Johne's
disease (PARATUBERCULOSIS), a chronic GASTROENTERITIS in RUMINANTS.