endothelial cells from human umbilical vein were incubated in vitro with thrombin in the absence or presence of unfractionated heparin ( ufh ) , low molecular weight heparin ( lmwh ) or dermatan sulfate ( ds ) to clarify the effect of these glycosaminoglycans on thrombin-stimulated prostaglandin i2 ( pgi2 ) production .
C0019134
unfractionated heparin
C0017973
glycosaminoglycans