Results 131 to 140 of about 42,651 (287)

Dispersion‐Enhanced Nitrogen‐Centered Photocatalysis of the Direct Hydrogen Atom Transfer

open access: yesAngewandte Chemie, Volume 138, Issue 6, 2 February 2026.
Nitrogen‐centered acridine photocatalysts for direct hydrogen atom transfer have been developed, leveraging dispersion interactions to enhance photocatalytic activity. This approach enables diverse functionalization reactions of strong C─H bonds even under cryogenic conditions and provides a new strategy for boosting the efficiency of direct HAT ...
Jiasong Zhang   +16 more
wiley   +2 more sources

Chemical Characterization of Postindustrial Recycled Polyethylene Terephthalate Obtained From Multilayer PET/PE Sheets: A Baseline Study on Safety Aspects

open access: yesPackaging Technology and Science, Volume 39, Issue 3, Page 257-270, March 2026.
PET trays pose recycling challenges due to multilayer structures with polyethylene (PE) tie‐layers and barrier materials. In this study, a delamination process using a hot alkaline solution was applied to postindustrial multilayer PET/PE thermoforming waste to recover PET flakes and produce sheets.
Isabela F. A. Daras   +6 more
wiley   +1 more source

Photoprotective effect of stilbenes and its derivatives against ultraviolet radiation-induced skin disorders

open access: yes, 2018
Ultraviolet radiation (UVR) from sunlight is an environmental human carcinogen. Skin exposure to UVR would increase the oxidative stress, deoxyribonucleic acid (DNA) damage, melanogenesis and photocarcinogenesis. Therefore, development of photoprotective
Tava Shelan Nagapan   +3 more
semanticscholar   +1 more source

Designing Protein Gels for Nutrient Delivery: From Formulation to Digestion

open access: yesComprehensive Reviews in Food Science and Food Safety, Volume 25, Issue 2, March 2026.
ABSTRACT Protein gels have diverse applications in food industry, with plant proteins as potential alternatives to animal‐derived products. The applications of protein gels mainly depend on gel properties while gel digestibility affects the delivery and release of nutrients. However, the relationship and synergistic influences among gelation mechanism,
Xue Dong   +3 more
wiley   +1 more source

Ozonolysis of Lignin: From Extensive Degradation to Selective Ring‐Opening Oxidation

open access: yesChemSusChem, Volume 19, Issue 4, 25 February 2026.
Despite its potential as a renewable feedstock, lignin, a major component of plant cell walls and a by‐product of the pulp and paper industry, has long been underutilized. Historically, pulp mills employed ozonolysis, a powerful oxidative process, to delignify cellulosic fibers and break down lignin.
Alexandros E. Alexakis, Mika H. Sipponen
wiley   +1 more source

The Association of Dietary Polyphenol Intake with the Risk of Type 2 Diabetes: Tehran Lipid and Glucose Study

open access: yesDiabetes, Metabolic Syndrome and Obesity, 2020
Zohreh Esfandiar,1 Firoozeh Hosseini-Esfahani,1 Parvin Mirmiran,1 Emad Yuzbashian,1 Fereidoun Azizi2 1Nutrition and Endocrine Research Center, Research Institute for Endocrine Sciences, Shahid Beheshti University of Medical Sciences, Tehran, Iran ...
Esfandiar Z   +4 more
doaj  

Novel Bioactive Multifunctional Polyphenols: A Chemo‐Enzymatic Approach

open access: yesChemistry – A European Journal, Volume 32, Issue 7, 16 February 2026.
One‐step synthesis of complex alkyl oxystilbenin glucosides (6‐47% yield) in alcoholic medium. Switching to ter‐BuOH as solvent afforded δ‐Viniferin diglucoside, with high selectivity and high yield (> 90%), that can be upgraded by enzymatic esterification to alkyl δ‐Viniferin diglucosides.
Amandine L. Flourat   +8 more
wiley   +1 more source

UV-fluorescence spectroscopy in measuring stilbene content [PDF]

open access: yes, 2015
201
Harju, Anni   +2 more
core  

The role of cytokines in ovarian cancer drug resistance

open access: yesInternational Journal of Cancer, Volume 158, Issue 4, Page 821-834, 15 February 2026.
Abstract Ovarian cancer is the leading cause of death among women diagnosed with female reproductive system cancers. While significant advances have been made in treating various types of cancer, progress in ovarian cancer treatment over the past 20 years has been minimal, and the treatment course of ovarian cancer is not linear. Although many patients
Lu Wang   +7 more
wiley   +1 more source

Preliminary Results on Contents of Resveratrol in Wine of Organic and Conventional Vineyards [PDF]

open access: yes, 2000
Phytoalexins are compounds synthesised by plants in response to various stresses. In grapevines, these compounds belong to the stilbene family. Several studies have shown that resveratrol is usually triggered by infection of berries by Botrytis cinerea ...
Adrian, M., Lévite, D., Tamm, L.
core  

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