Fig. 3: Interface hepatitis in a patient with autoimmune hepatitis type 1.
From: Autoimmmune hepatitis

Lymphocytes and plasma cells infiltrate the portal and periportal area, extending to and disrupting the parenchymal limiting plate. Hematoxylin & eosin staining; original magnification x100. Courtesy of Professor Yoh Zen, Institute of Liver Studies, King’s College Hospital, London, UK