title: Initiation of contact activation of human plasma.
mesh_terms: D001665:Binding Sites; D001777:Blood Coagulation; D005174:Factor XII / Q000032:analysis / Q000096:biosynthesis*; D015956:Factor XIIa; D006801:Humans; D007610:Kallikreins / Q000096:biosynthesis; D007704:Kininogens / Q000502:physiology; D008970:Molecular Weight; D010446:Peptide Fragments / Q000032:analysis / Q000096:biosynthesis*; D011288:Prekallikrein / Q000502:physiology
chemical_list: D007704:Kininogens; D010446:Peptide Fragments; D005174:Factor XII; D011288:Prekallikrein; D007610:Kallikreins; D015956:Factor XIIa