| porcine proliferative enteritis: serological, microbiological and pathological studies from three field epizootics. | three outbreaks of porcine proliferative enteritis were evaluated clinically, pathologically, microbiologically and serologically. the disease was characterized by a chronic intermittent diarrhea. pathological lesions included a thickened, turbid ileum with the microscopic appearance of proliferating ileal crypt epithelial cells. comma shaped intracytoplasmic organisms were observed in the apical portions of the proliferating crypt epithelial cells with a warthin-starry silver stain. microbiolog ... | 1986 | 3756677 |