the enrichment of heparan sulfate ( hs ) proteoglycan ( hs-pg ) in sam under specific attachment conditions , as well as the recent demonstration of hs binding to pfn or cellular fn , has evolved a series of experiments with the selective hs-binding protein platelet factor-4 to analyze the requirement of the hs-binding activity of pfn in the formation of these two types of adhesive contacts .
C0062503
heparan
C0019143
hs