title: The effect of protoporphyrin on histamine secretion by rat peritoneal mast cells: a dual phototoxic reaction.
mesh_terms: D000818:Animals; D001202:Ascitic Fluid / Q000166:cytology; D006636:Histamine Release / Q000187:drug effects* / Q000528:radiation effects; D066298:In Vitro Techniques; D008027:Light; D008407:Mast Cells / Q000378:metabolism*; D011166:Porphyrins / Q000494:pharmacology*; D011524:Protoporphyrins / Q000494:pharmacology*; D051381:Rats
chemical_list: D011166:Porphyrins; D011524:Protoporphyrins