chromatography on sepharose cl-6b of free heparan sulphate glycosaminoglycan chains showed that the majority of cell-layer-derived material heparan sulphate 2 , kav = 0.509 ) was smaller than medium heparan sulphates ( heparan sulphate 1 and heparan sulphate 2 , kav 0.230 and 0.317 ) .
C0017973
glycosaminoglycan
C0019143
heparan sulphate