Results 51 to 60 of about 82,690 (331)

Efflux of intracellular versus plasma membrane cholesterol in HepG2 cells: different availability and regulation by apolipoprotein A-I.

open access: yesJournal of Lipid Research, 1995
We have compared the efflux of cholesterol from different cellular pools of human hepatoma cells HepG2 using intact cells or isolated membrane fractions.
D Sviridov, N Fidge
doaj   +1 more source

Pathways and Mechanisms of Cellular Cholesterol Efflux—Insight From Imaging

open access: yesFrontiers in Cell and Developmental Biology, 2022
Cholesterol is an essential molecule in cellular membranes, but too much cholesterol can be toxic. Therefore, mammalian cells have developed complex mechanisms to remove excess cholesterol.
Alice Dupont Juhl, Daniel Wüstner
doaj   +1 more source

Soluble levels of receptor for advanced glycation endproducts and dysfunctional high-density lipoprotein in persons infected with human immunodeficiency virus: ACTG NWCS332. [PDF]

open access: yes, 2018
The role of high-density lipoprotein (HDL) function and advanced glycation end products (AGEs) in HIV-related atherosclerotic cardiovascular disease (CVD) is unclear.
Aberg, Judith A   +5 more
core   +1 more source

Cholesterol efflux in the transplant patient [PDF]

open access: yesCurrent Opinion in Endocrinology, Diabetes & Obesity, 2018
Purpose of review Cholesterol metabolism is increasingly recognized in inflammatory diseases including transplantation. This review discusses the mechanistic underpinnings that tie macrophage cholesterol efflux capacity (CEC) of high-density lipoprotein (HDL) to chronic rejection in transplanted patients.
Sangita, Sudharshan, Ali, Javaheri
openaire   +2 more sources

Cholesterol efflux mediated by apolipoproteins is an active cellular process distinct from efflux mediated by passive diffusion

open access: yesJournal of Lipid Research, 1997
It is becoming increasingly accepted that removal of cellular cholesterol occurs by at least two pathways, one involving the well-described aqueous diffusion mechanism and another promoted by lipid-free apolipoproteins.
A J Mendez
doaj   +1 more source

Cell-specific discrimination of desmosterol and desmosterol mimetics confers selective regulation of LXR and SREBP in macrophages. [PDF]

open access: yes, 2018
Activation of liver X receptors (LXRs) with synthetic agonists promotes reverse cholesterol transport and protects against atherosclerosis in mouse models.
Bahadorani, John   +16 more
core   +1 more source

Sesamin Enhances Cholesterol Efflux in RAW264.7 Macrophages [PDF]

open access: yesMolecules, 2014
Foam cells formation as a result of the uncontrolled cytophagy of modified cholesterol by macrophages plays a key role in the occurrence and development of atherosclerosis. Sesamin is an active constituent of Sesamum indicum which has been shown to possess multiple pharmacological activities. In this work, we investigated the effects of sesamin on foam
Nan Liu   +4 more
openaire   +3 more sources

The Capacity of APOB-Depleted Plasma in Inducing ATP-Binding Cassette A1/G1-Mediated Macrophage Cholesterol Efflux—But Not Gut Microbial-Derived Metabolites—Is Independently Associated with Mortality in Patients with ST-Segment Elevation Myocardial Infarction

open access: yesBiomedicines, 2021
Impaired HDL-mediated macrophage cholesterol efflux and higher circulating concentrations of trimethylamine N-oxide (TMAO) levels are independent risk factors for cardiovascular mortality.
Marina Canyelles   +14 more
doaj   +1 more source

Cholesterol efflux capacity, macrophage reverse cholesterol transport and cardioprotective HDL [PDF]

open access: yesCurrent Opinion in Lipidology, 2015
Randomized clinical trials provide strong evidence that pharmacological elevation of HDL-cholesterol (HDL-C) fails to reduce cardiovascular disease (CVD) risk in statin-treated humans. It is thus critical to identify new metrics that capture HDL's cardioprotective effects.We review recent evidence that HDL's cholesterol efflux capacity is a strong ...
Patrick M, Hutchins, Jay W, Heinecke
openaire   +2 more sources

The role of the ABCA1 transporter and cholesterol efflux in familial hypoalphalipoproteinemia

open access: yesJournal of Lipid Research, 2003
Defects in the gene encoding for the ATP binding cassette (ABC) transporter A1 (ABCA1) were shown to be one of the genetic causes for familial hypoalphalipoproteinemia (FHA). We investigated the role of ABCA1-mediated cholesterol efflux in Dutch subjects
G. Kees Hovingh   +6 more
doaj   +1 more source

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