title: Intrinsic activation of prothrombin potentiated by celite and reduced by kaolin.
mesh_terms: D000042:Absorption; D001780:Blood Coagulation Tests; D005172:Factor XI; D005174:Factor XII; D006801:Humans; D007408:Intestinal Absorption; D007616:Kaolin / Q000494:pharmacology*; D011516:Prothrombin; D012822:Silicon Dioxide / Q000494:pharmacology*
chemical_list: D007616:Kaolin; D012822:Silicon Dioxide; D011516:Prothrombin; D005174:Factor XII; D005172:Factor XI