title: In vitro studies on the mechanism of penicillin and ampicillin drug reactions.
mesh_terms: D000293:Adolescent; D000328:Adult; D000667:Ampicillin / Q000009:adverse effects*; D000818:Animals; D000941:Antigens; D002648:Child; D002675:Child, Preschool; D003594:Cytoplasmic Granules; D004342:Drug Hypersensitivity / Q000175:diagnosis / Q000276:immunology*; D006801:Humans; D007106:Immune Sera; D007073:Immunoglobulin E; D066298:In Vitro Techniques; D008407:Mast Cells / Q000276:immunology; D010406:Penicillins / Q000009:adverse effects*; D051381:Rats
chemical_list: D000941:Antigens; D007106:Immune Sera; D010406:Penicillins; D007073:Immunoglobulin E; D000667:Ampicillin