TY - GEN AU - Zeitz,M TI - [Chronic inflammatory bowel diseases: immunologic changes--cause or epiphenomenon?] SN - 0172-8504 PY - 1989///0920 KW - Antibody-Dependent Cell Cytotoxicity KW - Autoimmune Diseases KW - immunology KW - Colitis, Ulcerative KW - Crohn Disease KW - Humans KW - Immune Tolerance KW - Intestinal Mucosa KW - Lymphocyte Activation KW - T-Lymphocytes N1 - Publication Type: Journal Article; Review ER -