to identify the substance ( s ) which might contribute to this potentially atherogenic action , blood was obtained from 20 oc users and control women for the measurement of growth hormone , insulin , somatomedins ( insulin-like growth factor igf-i and igf-ii ) , and the platelet alpha-granule constituents platelet-derived growth factor ( pdgf ) , beta-thromboglobulin , and platelet factor 4 ( pf4 ) .
C0037657
igf
C0021666
igf-ii