Results 231 to 240 of about 783,324 (285)

Cellular signalling by lipoprotein receptors

open access: yesCurrent Opinion in Lipidology, 2000
Lipoprotein receptors are commonly thought merely to mediate the internalization of lipoprotein particles or the exchange of lipids at the cell surface. Recent findings have now implicated these multifunctional receptors in cellular signalling mechanisms that extend beyond simple ligand endocytosis.
J, Herz, M, Gotthardt, T E, Willnow
openaire   +3 more sources

Lipoprotein Receptors in the Nervous System

open access: yesAnnual Review of Biochemistry, 2002
▪ Abstract  The low-density–lipoprotein (LDL) receptor family is an evolutionarily ancient gene family of structurally closely related cell-surface receptors. Members of the family are involved in the cellular uptake of extracellular ligands and regulate diverse biological processes including lipid and vitamin metabolism and cell-surface protease ...
Joachim, Herz, Hans H, Bock
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Lipoprotein receptors and atherosclerosis

Clinical Science, 1986
Mammalian cholesterol metabolism is governed by two key features of the steroid nucleus: it is poorly soluble in plasma and it cannot be degraded in animal tissues. Cells which require the lipid import it through their cytoplasmic membranes in the form of solubilized lipid-protein complexes, and a similar export mechanism is essential in order to ...
J, Shepherd, C J, Packard
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Lipoprotein Receptors

Cellular and molecular biology (Noisy-le-Grand, France), 1994
Lipoprotein receptors are membrane proteins which play a central role in lipid metabolism. Although cells are capable of synthetizing de novo cholesterol from acetate, cholesterol is mostly of food origin or synthetized by the liver. The liver is the only organ which can catabolize the cholesterol and clear it from the circulation into biliary acids ...
W. J. S. de Villiers   +2 more
openaire   +3 more sources

Macrophage lipoprotein receptors

Journal of Cell Science, 1988
ABSTRACT Macrophages possess a number of surface receptors that are capable of mediating the internalization of lipoproteins. The low-density lipoprotein (LDL) receptor of human monocyte macrophages recognizes apolipoprotein B-100 and apolipoprotein E and is rapidly regulated in response to changes in intracellular cholesterol levels. In
A M, Fogelman   +4 more
openaire   +2 more sources

Lipoprotein receptors and cholesterol homeostasis

BBA - Biomembranes, 1983
T L Innerarity   +2 more
exaly   +3 more sources

Lipoprotein-receptor interactions

1986
Publisher Summary This chapter focuses on the lipoprotein–receptor interactions. Lipoprotein receptors function as a major control mechanism for the regulation of lipoprotein catabolism. The classical studies of Goldstein and Brown demonstrated the importance of low-density lipoprotein (LDL) receptors in supplying cells with cholesterol and in ...
T L, Innerarity, R E, Pitas, R W, Mahley
openaire   +2 more sources

Hepatocytic lipoprotein receptors and intracellular lipoprotein catabolism

Hepatology, 1988
Hepatocytes, as the major site of synthesis and terminal catabolism of plasma lipoproteins, exert the major regulatory influence on the concentration of atherogenic lipoproteins in blood plasma and may thereby influence the rate of atherogenesis. The LDL receptor on the microvillous sinusoidal surface of hepatocytes mediates the catabolism of remnants ...
R J, Havel, R L, Hamilton
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Lipoprotein receptors and atherosclerosis

Biochemical Society Transactions, 1989
The whole lipoprotein spectrum of human plasma may be divided into atherosclerotic and anti-atherosclerotic lipoproteins. To the first class belong apolipoprotein (apo) B and some apoE-containing lipoproteins of the very-low-density (VLDL), intermediate-density (IDL) and low-density (LDL) lipoprotein fractions.
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The Lipoprotein Receptor Concept

Drugs, 1988
The interaction of plasma lipoproteins with mammalian cells is facilitated by specific receptors on the cell surface. The chylomicron remnant receptor recognises apolipoprotein E (apo E) and mediates the uptake of chylomicron remnants by the liver. The low density lipoprotein (LDL) receptor recognises lipoproteins containing apolipoprotein B100 or an ...
openaire   +2 more sources

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