to define the clonality of the intestinal lymphocytes involved in the immune response of inflammatory bowel disease , we performed a molecular genetic analysis of the arrangement of the immunoglobulin and antigen-specific t-cell receptor genes of isolated lamina propria lymphocytes derived from resected intestinal specimens of 12 patients with crohn 's disease , 5 patients with chronic ulcerative colitis , and 7 patients with other gastrointestinal diseases .
C0021853
intestinal
C0010346
crohn 's disease