《英文msh词典》Factor XI,Activated
[同义词] Factor XI,Activated
[主题词] Factor XIa
[中文释义] 因子Ⅺ,活化的
[英文释义] Activated form of factor XI. In the intrinsic pathway,Factor XI is activated to XIa by factor XIIa in the presence of cofactor HMWK; (HIGH MOLECULAR WEIGHT KININOGEN). Factor XIa then activates factor IX to factor IXa in the presence of calcium.