title: Effects of the venom of the rattlesnake Crotalus viridis helleri on vascular smooth muscle.
mesh_terms: D000818:Animals; D001808:Blood Vessels / Q000187:drug effects; D004285:Dogs; D066298:In Vitro Techniques; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects*; D012910:Snake Venoms / Q000494:pharmacology*
chemical_list: D012910:Snake Venoms