Results 51 to 60 of about 7,256 (187)

Epigenetic regulation of oxysterol formation [PDF]

open access: yesBiochimie, 2013
Oxysterols are oxygenated derivatives of cholesterol that may be formed by either enzymatic or non-enzymatic mechanisms. Expression of the genes responsible for oxysterol synthesis (GROS) is known to be restricted across different tissues and cell types.
openaire   +4 more sources

Oxysterols are substrates for cholesterol sulfotransferase [PDF]

open access: yesJournal of Lipid Research, 2007
Oxysterols constitute a class of cholesterol derivatives that exhibit broad biological effects ranging from cytotoxicity to regulation of nuclear receptors. The role of oxysterols such as 7-ketocholesterol (7-KC) in the development of retinal macular degeneration and atheromatous lesions is of particular interest, but little is known of their metabolic
Hirotoshi Fuda   +4 more
openaire   +3 more sources

The continuing significance of chiral agrochemicals

open access: yesPest Management Science, Volume 81, Issue 4, Page 1697-1716, April 2025.
In the time frame 2018–2023, around 43% of the 35 chiral agrochemicals introduced to the market (herbicides, fungicides, insecticides, acaricides, and nematicides) contain one or more stereogenic centers in the molecule, and almost 69% of them have been marketed as racemic mixtures of enantiomers or stereoisomers.
Peter Jeschke
wiley   +1 more source

Novel oxysterols observed in tissues and fluids of AY9944-treated rats: a model for Smith-Lemli-Opitz syndrome

open access: yesJournal of Lipid Research, 2011
Treatment of Sprague-Dawley rats with AY9944, an inhibitor of 3β-hydroxysterol-Δ7-reductase (Dhcr7), leads to elevated levels of 7-dehydrocholesterol (7-DHC) and reduced levels of cholesterol in all biological tissues, mimicking the key biochemical ...
Libin Xu   +4 more
doaj   +1 more source

Impact of incretin analogues on lipid and lipoprotein metabolism in obesity and diabetes

open access: yesBritish Journal of Pharmacology, EarlyView.
Abstract Incretin‐based therapies have gained momentum as a key strategy for reducing cardiovascular risk in individuals with obesity and/or type 2 diabetes (T2D). It remains unclear whether the cardiovascular benefits reflect a direct reduction in atherogenic lipoproteins—namely, low‐density lipoproteins (LDL), very low‐density lipoproteins (VLDL) and
Andrea Baragetti, Giuseppe Danilo Norata
wiley   +1 more source

Side effects of oxysterols: cytotoxicity, oxidation, inflammation, and phospholipidosis

open access: yesBrazilian Journal of Medical and Biological Research, 2008
Oxysterols are 27-carbon atom molecules resulting from autoxidation or enzymatic oxidation of cholesterol. They are present in numerous foodstuffs and have been demonstrated to be present at increased levels in the plasma of patients with cardiovascular ...
A. Vejux, L. Malvitte, G. Lizard
doaj  

A high cholesterol diet accelerates Alzheimer's progression by promoting fibrotic damage in rats

open access: yesBrain Disorders
The literature documents the ability of oxysterols and TGFβ to cause fibrotic damage in the brain. Our study explores the potential mechanisms of oxysterol interactions with fibrotic mediators in Alzheimer's disease.
Ashmita Das   +4 more
doaj   +1 more source

Integrative Phosphoproteomic Profiling Reveals Stage‐Specific Signalling and Metabolism in Equine Melanocytic Neoplasm

open access: yesVeterinary and Comparative Oncology, EarlyView.
ABSTRACT Equine melanocytic neoplasms (EMN) are aggressive tumours characterised by high metastatic potential and limited therapeutic options available. However, the molecular mechanisms underlying their progression remain poorly understood. This study therefore presents the integrative phosphoproteomic analysis of EMN tissue, with the aim of ...
Paitoon Srimontri   +13 more
wiley   +1 more source

Oxysterols as therapeutic targets [PDF]

open access: yesBritish Journal of Pharmacology, 2021
Mark, Nixon, Ruth, Andrew
openaire   +2 more sources

The role of oxysterols in vascular ageing [PDF]

open access: yesThe Journal of Physiology, 2016
AbstractThe ageing endothelium progressively loses its remarkable and crucial ability to maintain homeostasis of the vasculature, as it acquires a proinflammatory phenotype. Cellular and structural changes gradually accumulate in the blood vessels, and markedly in artery walls.
Simona, Gargiulo   +4 more
openaire   +2 more sources

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