Circulating antibodies to bovine albumin in ulcerative colitis and Crohn's disease. Characterization of the antibody response.

The presence of antibodies against a dietary protein, bovine serum albumin (BSA), was investigated in the serum of normal subjects and patients with inflammatory bowel disease and celiac disease. Antibodies to BSA were demonstrated in 28 of 30 patients with ulcerative colities (93%), 30 of 35 with Crohn's disease (86%), 5 with untreated celiac disease and… (More)