Results 71 to 80 of about 18,817 (217)

Significant Aqueous‐Phase Processing of Secondary Aerosols Associated With South Asian Outflow in the Water Vapor Channel of the Southeastern Tibetan Plateau

open access: yesGeophysical Research Letters, Volume 53, Issue 17, 16 September 2026.
Abstract Ambient aerosols exert growing influences on atmospheric radiative forcing, precipitation, and climate change over the Tibetan Plateau (TP), yet observational constraints on their chemical characteristics remain sparse in this high‐altitude region.
Xinghua Zhang   +7 more
wiley   +1 more source

Methylglyoxal Influences Development of Caenorhabditis Elegans via Heterochronic Pathway

open access: yes, 2017
Methylglyoxal is a highly reactive dicarbonyl compound, which is widely distributed in food products and beverages, and is particularly high in Manuka honey.
Wang, Jiaying
core   +1 more source

Methylglyoxal Binding to Bovine Liver Catalase Results in Loss of Activity and Heme Dislocation

open access: yesTrends in Peptide and Protein Sciences, 2019
Glycation, the non-enzymatic attachment of glucose to protein, is one of the important events in the pathophysiology of diabetes mellitus, Alzheimer’s, Parkinson’s and other diseases.
Subramanian Sivakami   +4 more
doaj   +1 more source

Kelvin Probe Force Microscopy in Bionanotechnology: Current Advances and Future Perspectives

open access: yesAdvanced Materials, Volume 38, Issue 51, 11 September 2026.
Kelvin probe force microscopy (KPFM) enables the nanoscale mapping of electrostatic surface potentials. While widely applied in materials science, its use in biological systems remains emerging. This review presents recent advances in KPFM applied to biological samples and provides a critical perspective on current limitations and future directions for
Ehsan Rahimi   +4 more
wiley   +1 more source

Triplet Acetone Generation by Pseudoperoxidase Activity of Myoglobin: Structural Damage and Quenching

open access: yesLuminescence, Volume 41, Issue 9, September 2026.
Ferrimyoglobin pseudoperoxidase activity was demonstrated during isobutyraldehyde oxidation, yielding electronically excited triplet acetone and inducing structural damage. Sorbates and 9,10‐dibromoanthracene‐2‐sulfonate exhibited protective effects.
Thiago M. V. Gomes   +4 more
wiley   +1 more source

Effect of protein glycation by methylglyoxal on pancreatic beta cell function [PDF]

open access: yes
Methylglyoxal is a physiological dicarbonyl metabolite and potent argininedirected glycating agent. It often modifies proteins at functional sites producing loss of positive charge, structural distortion and inactivation.
Tym, Amy
core  

A novel mechanism of methylglyoxal cytotoxicity in prostate cancer cells

open access: yes, 2013
Methylglyoxal is one of the most powerful glycating agents of proteins and other important cellular components and has been shown to be toxic to cultured cells.
ANTOGNELLI, Cinzia   +3 more
core   +1 more source

Methylglyoxal-bis-guanylhydrazone inhibits osteopontin expression and differentiation in cultured human monocytes [PDF]

open access: yes, 2018
Monocyte activation and polarization play essential roles in many chronic inflammatory diseases. An imbalance of M1 and M2 macrophage activation (pro-inflammatory and alternatively activated, respectively) is believed to be a key aspect in the etiology ...
Michael S. McGrath   +9 more
core   +1 more source

Optimizing enzyme properties to enhance dihydroxyacetone production via methylglyoxal biosensor development

open access: yesMicrobial Cell Factories
Background Dihydroxyacetone (DHA) stands as a crucial chemical material extensively utilized in the cosmetics industry. DHA production through the dephosphorylation of dihydroxyacetone phosphate, an intermediate product of the glycolysis pathway in ...
Kaibo Zhang   +11 more
doaj   +1 more source

Boron Reduced Copper Excess-Induced Oxidative Damage in Citrus sinensis by Modulating Reactive Oxygen Species and Methylglyoxal Formation and Their Detoxification Systems

open access: yesAntioxidants
Citrus is mainly cultivated in acid soil with low boron (B) and high copper (Cu). In this study, Citrus sinensis seedlings were submitted to 0.5 (control) or 350 μM Cu (Cu excess or Cu exposure) and 2.5, 10, or 25 μM B for 24 weeks.
Xu-Feng Chen   +7 more
doaj   +1 more source

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