PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21028948-7 2011 RESULTS: Exposure of small intestinal biopsy specimens of patients with food allergy to food allergens led to a significative increase of IgE-positive cells with a significative increase of histamine and tryptase release and an altered expression of tight junction proteins. Histamine 190-199 immunoglobulin heavy constant epsilon Homo sapiens 138-141