title: The effect of Naja nigricollis venom on blood clotting.
mesh_terms: D000818:Animals; D000997:Antivenins / Q000494:pharmacology; D001777:Blood Coagulation / Q000187:drug effects*; D001780:Blood Coagulation Tests; D004285:Dogs; D011479:Protamines / Q000494:pharmacology; D011517:Prothrombin Time; D012911:Snakes; D014688:Venoms / Q000494:pharmacology*
chemical_list: D000997:Antivenins; D011479:Protamines; D014688:Venoms