Low density lipoprotein receptor internalizes low density and very low density lipoproteins that are bound to heparan sulfate proteoglycans via lipoprotein lipase. - Mulder,M.; Lombardi,P.; Jansen,H.; van Berkel,T.J.; Frants,R.R.; Havekes,L.M. (J Biol Chem, 1993)