Results 81 to 90 of about 23,617 (228)

Vitamin D and calcium metabolism in horses in New Zealand : a thesis presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy in Veterinary Science at Institute of Veterinary, Animal and Biomedical Sciences (IVABS), Massey University, Manawatū, New Zealand [PDF]

open access: yes, 2016
The physiology of vitamin D in horses has not been studied in great depth. Few studies on vitamin D metabolites (25OHD2, 25OHD3, and 1,25(OH)2D) and their relationship to other serum analytes exist. In addition, some studies suggest that equine vitamin D
Azarpeykan, Sara
core  

Cholesterolomics: An update [PDF]

open access: yes, 2017
Cholesterolomics can be regarded as the identification and quantification of cholesterol, its precursors post squalene, and metabolites of cholesterol and of its precursors, in a biological sample.
Alvelius   +86 more
core   +1 more source

Reprogramming SREBP1‐dependent lipogenesis and inflammation in high‐risk breast with licochalcone A: A novel path to cancer prevention

open access: yesInternational Journal of Cancer, Volume 158, Issue 7, Page 1927-1940, 1 April 2026.
What's new? Endocrine drugs repurposed from treatment protocols are the primary medications available for breast cancer (BC) prevention in at‐risk women. Adverse effects, however, significantly minimize uptake and prevention impact. Here, the authors investigated licochalcone A (LicA), a non‐endocrine anti‐inflammatory agent with reported hematologic ...
Atieh Hajirahimkhan   +14 more
wiley   +1 more source

Feedback inhibition of the cholesterol biosynthetic pathway in patients with Smith-Lemli-Opitz syndrome as demonstrated by urinary mevalonate excretion

open access: yesJournal of Lipid Research, 2002
Smith-Lemli-Opitz syndrome (SLOS) is a genetic disorder characterized by low plasma cholesterol and high 7-dehydrocholesterol (7-DHC). Synthesis of cholesterol and 7-DHC and its metabolites is regulated by HMG-CoA reductase, whose activity can be ...
Anuradha S. Pappu   +7 more
doaj   +1 more source

RNA‐Binding Proteins and Ferroptosis in Cancer: Mechanism and Therapeutic Implications

open access: yesMedComm – Oncology, Volume 5, Issue 1, March 2026.
Ferroptosis critically influences cancer cell fate and represents a promising therapeutic strategy. Emerging evidence identifies RNA‐binding proteins (RBPs) as key post‐transcriptional regulators of ferroptosis. The figure summarizes ferroptosis‐related RBPs across cancers: blue RBPs act as tumor suppressors by promoting ferroptosis, whereas red RBPs ...
Linlin Chang   +6 more
wiley   +1 more source

microRNAs: A connection between cholesterol metabolism and neurodegeneration

open access: yesNeurobiology of Disease, 2014
Dysregulation of cholesterol metabolism in the brain has been associated with many neurodegenerative disorders such as Alzheimer's disease, Niemann–Pick type C disease, Smith–Lemli–Opitz syndrome, Hungtington's disease and Parkinson's disease ...
Leigh Goedeke   +1 more
doaj   +1 more source

Unravelling new pathways of sterol metabolism [PDF]

open access: yes, 2017
Purpose of reviewTo update researchers of recently discovered metabolites of cholesterol and of its precursors and to suggest relevant metabolic pathways.Recent findingsPatients suffering from inborn errors of sterol biosynthesis, transport and ...
Björkhem   +23 more
core   +1 more source

Localization of sterols and oxysterols in mouse brain reveals distinct spatial cholesterol metabolism [PDF]

open access: yes, 2020
Dysregulated cholesterol metabolism is implicated in a number of neurological disorders. Many sterols, including cholesterol and its precursors and metabolites, are biologically active and important for proper brain function. However, spatial cholesterol
Angelini, Roberto   +10 more
core   +2 more sources

Lifespan‐Extending Endogenous Metabolites

open access: yesAging Cell, Volume 25, Issue 2, February 2026.
Endogenous metabolites act as mediators of longevity by modulating conserved cellular pathways. We summarize mechanistic evidence linking specific metabolites to lifespan and healthspan benefits across model systems, with discussion of clinical evidence, translational opportunities, and remaining knowledge gaps.
Yizhou Jiang, Jing‐Dong J. Han
wiley   +1 more source

Stability study of dehydrocholesterols in dried spot of blood from patients with Smith–Lemli–Opitz syndrome, using filter-paper treated with butylated hydroxytoluene [PDF]

open access: yes, 2012
Considering the clinical importance of implementing a screening method for cholesterol and dehydrocholesterols in dried blood spot, this study aims to standardize the preanalytical variability of DHC in DBS for detecting SLOS by using filter paper ...
DELLO RUSSO, ANTONIO   +2 more
core   +1 more source

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