Results 51 to 60 of about 4,673 (179)

Structure, mechanism and engineering of plant natural product glycosyltransferases

open access: yes, 2009
Glycosylation is a key mechanism in determining chemical complexity and diversity of plant natural products, and influencing their chemical properties and bioactivities.
Wang, Xiaoqiang
core   +1 more source

Quantifying Protein–Glycan Interactions Using Native Mass Spectrometry

open access: yesMass Spectrometry Reviews, Volume 45, Issue 4, Page 800-828, July/August 2026.
ABSTRACT Interactions between glycan‐binding proteins (GBPs) and carbohydrates (glycans) are essential to many biological processes relevant to human health and disease. For most GBPs, however, their glycan interactome—the repertoire of glycans recognized and their specificities—is poorly defined.
Duong T. Bui   +4 more
wiley   +1 more source

P2Y14 Receptor

open access: yes, 2016
Historical Background Extracellular purine and pyrimidine nucleotides act as signaling molecules through the activation of P2X ion channels and P2Y G protein-coupled receptors (GPCRs) (Abbracchio et al. 2006). Among the eight members of the P2Y receptor
Jacobson K A   +3 more
core   +1 more source

Engineering of continuous bienzymatic cascade process using monolithic microreactors – In flow synthesis of trehalose

open access: yes, 2022
Here, we present a two-step continuous flow enzymatic synthesis process in monolithic microreactors using basic sugars as substrates. In the first step UDP-glucose pyrophosphorylase (TaGalU) catalyses the synthesis of uridine-diphosphate-glucose (UDP-Glc)
Szymańska, Katarzyna (author)   +8 more
core   +1 more source

Dammarenediol II enhances etoposide‐induced apoptosis by targeting O‐GlcNAc transferase and Akt/GSK3β/mTOR signaling in liver cancer

open access: yesMolecular Oncology, Volume 20, Issue 6, Page 1591-1611, June 2026.
Etoposide induces DNA damage, activating p53‐dependent apoptosis via caspase‐3/7, which cleaves PARP1. Dammarenediol II enhances this apoptotic pathway by suppressing O‐GlcNAc transferase activity, further decreasing O‐GlcNAcylation. The reduction in O‐GlcNAc levels boosts p53‐driven apoptosis and influences the Akt/GSK3β/mTOR signaling pathway ...
Jaehoon Lee   +8 more
wiley   +1 more source

Quantitative analysis of the pyrimidine metabolism in pheochromocytoma PC-12 cells

open access: yes, 1995
A detailed quantitative study of pyrimidine metabolism in exponentially growing rat pheochromocytoma PC-12 cells has been performed. The sizes of ribonucleotide pools have been analysed and the pathways and the rates of metabolism of uridine, cytidine ...
van Kuilenburg, A. B.   +4 more
core   +1 more source

Combating VEGFA‐siRNA‐Induced Metabolic Reprogramming via Glucose Utilization Deprivation

open access: yesAdvanced Science, Volume 13, Issue 36, 29 June 2026.
An ionizable lipid nanoparticle co‐delivers VEGFA siRNA and glucose oxidase to tumors to counteract VEGFA knockdown‐induced, glutamine‐driven metabolic compensation. Enzymatic glucose consumption reverses the adaptive pathways and restores metabolism toward baseline, thereby sensitizing tumors to therapy.
Lulu Zheng   +10 more
wiley   +1 more source

Biotransformation of uridine monophosphate(UMP) and glucose to uridine diphosphate-glucose(UDPG) by Candida saitoana KCTC7249 cells

open access: yes, 1996
The present study investigates the biotransformation of glucose with undine monophosphate (UMP) to obtain sugar nucleotide, UDP-glucose (UDPG), by the dried cells of Candida saitoana KCTC7249.
Dae Sil Lee   +4 more
core   +1 more source

Oxovanadium(IV) binding to ligands containing donor sites of biological relevance

open access: yes, 2001
The (VO)-O-IV complex formation by a number of sugar ligands and their phosphate derivatives has been studied by the combined application of pH-potentiometric and spectroscopic (EPR and electronic absorption) techniques.
GARRIBBA, Eugenio   +3 more
core   +1 more source

Metabolic Fingerprinting of Urine Reveals Metabolite Changes in Women With Breast Cancer

open access: yesCancer Medicine, Volume 15, Issue 6, June 2026.
This study uses metabolomics to compare urine, plasma and serum metabolite profiles across breast cancer, benign breast disease, symptomatic and healthy controls. Significant metabolic differences—especially in amino acids—were found between BC and other groups, with moderate correlations across biofluids, suggesting potential for non‐invasive BC ...
Nur Aimi Aliah Zainurin   +9 more
wiley   +1 more source

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