Contact activation of Hageman factor and the interaction of Hageman factor and plasma thromboplastin antecedent.
D000818:Animals; D002417:Cattle; D005172:Factor XI / Q000494:pharmacology*; D005174:Factor XII / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D007616:Kaolin; D013925:Thromboplastin / Q000032:analysis
D007616:Kaolin; D005174:Factor XII; D005172:Factor XI; D013925:Thromboplastin