Relaxing substance (substance R) extracted from the bovine brain.
D000818:Animals; D001923:Brain Chemistry; D003106:Colon / Q000187:drug effects; D003864:Depression, Chemical; D006168:Guinea Pigs; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects; D009124:Muscle Proteins / Q000032:analysis*; D009130:Muscle, Smooth / Q000187:drug effects; D009638:Norepinephrine / Q000494:pharmacology; D010646:Phentolamine / Q000494:pharmacology; D011433:Propranolol / Q000494:pharmacology; D013779:Tetrodotoxin / Q000494:pharmacology; D014020:Tissue Extracts / Q000494:pharmacology
D009124:Muscle Proteins; D014020:Tissue Extracts; D013779:Tetrodotoxin; D011433:Propranolol; D009638:Norepinephrine; D010646:Phentolamine