Hepatic lipase may act as a ligand in the uptake of artificial chylomicron remnant-like particles by isolated rat hepatocytes.

P Diard, MI Malewiak, D Lagrange, S Griglio - Biochemical Journal, 1994 - ncbi.nlm.nih.gov
P Diard, MI Malewiak, D Lagrange, S Griglio
Biochemical Journal, 1994ncbi.nlm.nih.gov
Active and heat-inactivated hepatic lipase stimulated to a statistically comparable extent the
uptake of chylomicron remnant-like particles by isolated rat hepatocytes by 3-fold and 2.3-
fold respectively and, likewise, their binding to hepatic plasma membranes by 5-fold and 4-
fold respectively. Hepatic lipase may facilitate uptake of these particles, not only as a lipolytic
enzyme, but also as a ligand anchored to extracellular glycosaminoglycans.
Abstract
Active and heat-inactivated hepatic lipase stimulated to a statistically comparable extent the uptake of chylomicron remnant-like particles by isolated rat hepatocytes by 3-fold and 2.3-fold respectively and, likewise, their binding to hepatic plasma membranes by 5-fold and 4-fold respectively. Hepatic lipase may facilitate uptake of these particles, not only as a lipolytic enzyme, but also as a ligand anchored to extracellular glycosaminoglycans.
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