Results 91 to 100 of about 43,956,264 (204)

The Quantitative Analysis of Dynamic Mechanisms Impacting Gastric Cancer Cell Proliferation via Serine/glycine Conversion

open access: yesShengwu huaxue yu shengwu wuli jinzhan
ObjectiveGastric cancer (GC) seriously affects human health and life, and research has shown that it is closely related to the serine/glycine metabolism.
FAN Jun-Wu   +5 more
doaj   +1 more source

Ursodeoxycholic Acid and S-adenosylmethionine for the Treatment of Intrahepatic Cholestasis of Pregnancy: A Meta-analysis

open access: yesHepatitis Monthly, 2016
Context An optimal therapeutic strategy has not yet been identified for the pharmacological treatment of intrahepatic cholestasis of pregnancy (ICP).
Yang Zhang   +4 more
semanticscholar   +1 more source

Exposure to Structurally Related Organophosphate Esters Elicits Distinct Metabolomic Perturbations in Daphnia magna

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Organophosphate esters (OPEs) are found ubiquitously in the environment and exposure to these chemicals has induced behavioral, developmental, and morphological impairments in several model organisms. Yet there is still a lack of understanding of how sub‐lethal exposure disrupts organism function at the molecular‐level, especially for Daphnia ...
Salwa Hajir   +4 more
wiley   +1 more source

S‐Adenosylmethionine (SAM) hydrolases counter increased SAM epimerisation in thermophilic archaea

open access: yesThe FEBS Journal, EarlyView.
S‐Adenosyl‐l‐methionine (SAM) is a vital enzyme cofactor. Epimerisation at the sulfonium centre of biologically active (SS,SCα)‐SAM is driven by heat, yielding biologically inactive (RS,SCα)‐SAM. Here, two novel archaeal SAM hydrolases from the thermophilic Sulfolobus acidocaldarius and the halophilic Haloferax volcanii are shown to cleave (RS,SCα)‐SAM.
Agnes Bartels   +7 more
wiley   +1 more source

Plasma homocysteine and liver tissue S-adenosylmethionine, S-adenosylhomocysteine status in vitamin B-6-deficient rats

open access: yes, 2015
OBJECTIVE: The aim of this study was to evaluate plasma homocysteine (Hcy), malondialdehyde (MDA), glutathione (GSH) levels, glutathione peroxidase (GSH-Px) and glutathione-S-transferase (GST) activities and liver tissue S-adenosylmethionine (SAM) and S ...
Taysi, S.   +6 more
core   +1 more source

S-Adenosylmethionine May Mitigate Obstructive Sleep Apnea in an Adult with Down Syndrome: A Case Report

open access: yesNature and Science of Sleep, 2022
Silvano Dragonieri,1 Giovanna Elisiana Carpagnano,1 Salvatore Caccamese2 1Department of Respiratory Diseases, University of Bari, Bari, Italy; 2Department of Chemical Sciences, University of Catania, Catania, ItalyCorrespondence: Silvano ...
Dragonieri S, Carpagnano GE, Caccamese S
doaj  

The epigenetic landscape of skeletal muscle in response to exercise and aging

open access: yesThe FEBS Journal, EarlyView.
Epigenetic mechanisms regulate gene expression in response to exercise and aging, thereby supporting skeletal muscle plasticity. Acute exercise induces chromatin remodeling through histone modifications and DNA methylation, promoting the expression of exercise‐responsive genes.
Sabrina Champsi, David A. Hood
wiley   +1 more source

S-adenosylmethionine in rat liver cirrhosis

open access: yes, 2016
An experimental model of cirrhosis in rats, by means carbon tetrachloride (CCl4) and ethanol during two months, was used to assess the effectiveness of S-adenosylmethionine.

core  

CD36‐mediated lipid rewiring in the metabolic adaptation of tumour ecosystems

open access: yesThe FEBS Journal, EarlyView.
Nutrient deprivation drives a lipid‐centric shift in tumour metabolic symbiosis and signalling network. CD36 functions as a bidirectional bridge, transferring fatty acids from stromal donors (adipocytes, CAFs) to the ecosystem tumour‐ and microenvironment‐dependently.
Anna Sebestyén   +11 more
wiley   +1 more source

Biocatalytic synthesis of S‐adenosyl‐l‐methionine analogues for allosteric activation of cystathionine‐β‐synthase

open access: yesThe FEBS Journal, EarlyView.
Cystathionine‐β‐synthase (CBS) helps remove harmful homocysteine and supports the production of protective sulfur‐containing molecules. Using its natural activator, S‐adenosyl‐l‐methionine, as a template, we designed and tested 15 analogues. Three activated and stabilized the enzyme, including the newly identified S‐2‐amino‐adenosyl‐l‐methionine. These
Dalibor Nakládal   +18 more
wiley   +1 more source

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