title: Cellular activation of factor IX (Christmas factor).
mesh_terms: D001780:Blood Coagulation Tests; D002118:Calcium / Q000494:pharmacology; D004789:Enzyme Activation / Q000187:drug effects; D005164:Factor IX / Q000378:metabolism*; D005173:Factor XI Deficiency / Q000378:metabolism; D006801:Humans; D009504:Neutrophils / Q000378:metabolism*; D013324:Strontium / Q000494:pharmacology
chemical_list: D005164:Factor IX; D002118:Calcium; D013324:Strontium