Studies on the mechanism of action of hypotensive substance from renal medulla.
D000818:Animals; D001285:Atropine / Q000494:pharmacology; D001794:Blood Pressure / Q000187:drug effects*; D002415:Cats; D007022:Hypotension / Q000139:chemically induced*; D007668:Kidney; D009541:Nictitating Membrane / Q000187:drug effects; D013552:Swine; D014020:Tissue Extracts / Q000494:pharmacology*
D014020:Tissue Extracts; D001285:Atropine