title: On the effect of morphin hydrochloride on the mesenteric mast cells of albino rats.
mesh_terms: D000315:Adrenalectomy; D000818:Animals; D008297:Male; D008407:Mast Cells / Q000187:drug effects*; D008643:Mesentery / Q000187:drug effects*; D009020:Morphine / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D009269:Nalorphine / Q000494:pharmacology; D051381:Rats
chemical_list: D009020:Morphine; D009269:Nalorphine