Results 81 to 90 of about 5,928 (179)

Articular Cartilage‐Derived Extracellular Matrix Material Promotes a Pro‐Regenerative Macrophage Phenotype to Support Chondrogenesis

open access: yesJournal of Biomedical Materials Research Part A, Volume 114, Issue 11, November 2026.
ABSTRACT Articular cartilage (AC) repair remains a major clinical challenge due to its limited healing capacity and the inability of current treatment strategies to restore long‐term function. Biomaterial‐based strategies which support favorable immune responses and appropriate progenitor cell function have shown promise in enhancing cartilage ...
Sinead A. O'Rourke   +6 more
wiley   +1 more source

Nitrogen‐Doped Mesoporous Carbon Loaded With Zn Single Atoms as a Catalyst for the Synthesis of 2,4(5)‐Diarylimidazoles

open access: yesChemistryOpen, Volume 15, Issue 11, November 2026.
A zinc single‐atom catalyst anchored on nitrogen‐doped mesoporous carbon (Zn@NMC) was synthesized via an evaporation‐induced self‐assembly method and applied in the one‐pot synthesis of 2,4(5)‐diarylimidazoles. The catalyst was fully characterized using FT‐IR, XRD, SEM, EDX, BET, and TGA analyses.
Maryam Shojaei‐Asl, Mohsen Moradian
wiley   +1 more source

Modification and Cross-Linking of Proteins by Glycolaldehyde and Glyoxal: A Model System

open access: yes, 2018
Highly reactive intermediates of the Maillard reaction, such as glycolaldehyde and glyoxal, are precursors in the modification and cross-linking of proteins.
Robert Rau (5829266)   +5 more
core   +1 more source

Synthesis of Nitrogen‐Containing Heterocyclic Scaffolds and Applications in Scaffold Hopping: Development of an Aripiprazole Analog

open access: yesChemMedChem, Volume 21, Issue 20, 28 October 2026.
A series of 12 novel fused [6,6] saturated and unsaturated nitrogen bicycles is synthesized in three to five steps and expands the CRAFT library's fragment space. A 2,6‐naphthyridin‐3‐ol core replaces the dihydroquinolinone scaffold of aripiprazole, a scaffold‐hopping strategy.
Temitayo Omowumi Alegbejo Price   +12 more
wiley   +1 more source

Aqueous‐Phase Processing of Organic Aerosols at the Southern Great Plains: Insights From Integrated Chemical and Microphysical Analyses

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 20, 28 October 2026.
Abstract Aqueous‐phase reactions are hypothesized to be a major pathway for secondary organic aerosol (SOA) formation in humid, cloud‐influenced environments, yet direct observational constraints remain limited. Here we investigated aqueous SOA (aqSOA) formation and evolution during the spring 2016 Holistic Interactions of Shallow Clouds, Aerosols, and
J. Trousdell   +5 more
wiley   +1 more source

대장균 nemRA 오페론의 기능과 glyoxal resistance

open access: yes, 2009
학위논문(석사) - 한국과학기술원 : 생명과학과, 2009. 8., [ iv, 35 p. ]Glyoxal(GO) is an aldehyde compound that is toxic and mutagenic. Glyoxal-resistant mutants were isolated from Escherichia coli MG1655 strain lacking yqhD gene, encoding an aldehyde reductase for ...
Shin, Jong-Cheol, 신종철
core  

Hybrid Macrocyclic Peptides — Synthetic Strategies to Diversify and Cyclize Peptide Libraries in Phage Display Selections

open access: yesChemistry – A European Journal, Volume 32, Issue 39, 22 October 2026.
Hybrid macrocyclic peptides unite genetically encoded peptide libraries with the structural complexity of synthetic small molecules. This Review critically analyzes phage‐compatible cyclization and diversification chemistries, highlights emerging opportunities beyond traditional cysteine‐based approaches, and outlines how future advances may enable the
Titia Rixt Oppewal, Clemens Mayer
wiley   +1 more source

Wnt Glycation Inhibits Canonical Signaling

open access: yesCells, 2019
Glycation occurs as a non-enzymatic reaction between amino and thiol groups of proteins, lipids, and nucleotides with reducing sugars or α-dicarbonyl metabolites.
Zhennan Ye   +5 more
doaj   +1 more source

Mercury sensitized photosynthesis of glyoxal

open access: yes, 1984
The characteristic absorption spectrum of glyoxal at 455C K was observed in a flow system during the mercury sensitized reaction between acetylene and oxygen.
Krishnamachari, S. L. N. G.   +1 more
core   +1 more source

Preparation and performance of tannin–glyoxal–urea resin-bonded grinding wheel loaded with sio2 reinforcing particles

open access: yesMaderas: Ciencia y Tecnología, 2021
In this study, an easily prepared bio-based abrasive grinding wheel based on tannin–glyoxal–urea (TGU)thermosetting matrix is presented.The synthesised resin was prepared via co-polycondensation reaction of glyoxal and ureawith condensed tannin, which ...
Jun Zhang   +7 more
doaj  

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