"prothrombin"^^ . . "factor II"@en-us . . . "114216553"@en-us . . "115070897"^^ . "15070897-n"^^ . "a protein in blood plasma that is the inactive precursor of thrombin"@en-us . . "0"^^ . . . . . . . "prothrombin"@en-us . "0"^^ .