Results 51 to 60 of about 17,560 (256)

Polyphenol‐Inspired Materials for Agricultural Applications

open access: yesAdvanced Materials, EarlyView.
This review outlines the use of polyphenol‐inspired materials for sustainable agriculture, highlighting their molecular design, interfacial assembly, structure–property relationships, and prospects toward precision agriculture, climate resilience, ecosystem protection, and circular bioeconomy strategies.
Haofu Liu   +8 more
wiley   +1 more source

The Effect of External Treatment of Arabidopsis thaliana with Plant-Derived Stilbene Compounds on Plant Resistance to Abiotic Stresses

open access: yesPlants
Stilbenes are a group of plant phenolic secondary metabolites, with trans-resveratrol (3,5,4′-trihydroxy-trans-stilbene) being recognized as the most prominent and studied member.
Olga A. Aleynova   +7 more
doaj   +1 more source

Pterostilbene in Cancer Therapy

open access: yesAntioxidants, 2021
Natural polyphenols are organic chemicals which contain phenol units in their structures and possess antitumor properties. However, a key problem is their short half-life and low bioavailability under in vivo conditions.
Elena Obrador   +6 more
doaj   +1 more source

Mechanochemical Piezoelectric Catalysis: Advancing the Hydrogenation of Alkenes

open access: yesAdvanced Science, EarlyView.
This study presents mechanochemical piezoelectric catalysis for alkene hydrogenation, eliminating the need for transition metals, H2, and solvents. The method effectively hydrogenates diverse activated and unactivated alkenes and shows potential for modifying bioactive molecules in pharmaceuticals.
Zixi Ai   +5 more
wiley   +1 more source

Impact of Environmental Factors on Stilbene Biosynthesis

open access: yesPlants, 2021
Stilbenes are a small family of polyphenolic secondary metabolites that can be found in several distantly related plant species. These compounds act as phytoalexins, playing a crucial role in plant defense against phytopathogens, as well as being ...
Alessio Valletta   +2 more
doaj   +1 more source

Unlocking the Alkynyl Bromide Radical Anion With Alternating Current for Inverse Sonogashira C─H Coupling

open access: yesAdvanced Science, EarlyView.
An alternating current (AC)‐promoted, Pd‐catalyzed ortho‐aryl C─H alkynylation of 2,3‐diaryl acrylaldehydes is described. This synthetic scheme accommodates a broad substrate scope, delivering alkynylated stilbene derivatives with excellent arene site selectivity.
Junya Wang   +7 more
wiley   +1 more source

Phenolic compounds as vegetables' autoprotection

open access: yesGrasas y Aceites, 1993
This article covers the studies on phytoalexins activity of phenolic compounds (cinnamic acids, flavonoids, isoflavonoids, deoxianthocyanins, stilbenes, coumarins, chromones) against fungi and bacteria.
R. Maestro-Durán   +2 more
doaj   +1 more source

Use of Elicitors and Beneficial Bacteria to Induce and Prime the Stilbene Phytoalexin Response: Applications to Grapevine Disease Resistance

open access: yesAgronomy, 2023
Phytoalexins are naturally occurring molecules with antimicrobial activity deriving from the secondary metabolism of plants; they are synthesized in response to physical agents or stresses and phytopathogenic agents (fungi, bacteria and viruses), as well
Philippe Jeandet   +7 more
doaj   +1 more source

Synthesis of Substituted Stilbenes and Coumarins

open access: yes, 1969
Synthesis of Substituted Stilbenes and ...
Vishnu Chandra, Vijay Bah dur Srivastava
core   +1 more source

Design, synthesis, and cytotoxic activity of pyridine-based stilbenes

open access: yes, 2023
In the present study, three series of 35 pyridine-based stilbenes include 10 new compounds prepared by Horner-Wadsworth-Emmons (HWE) reaction were assayed for cytotoxic activities toward two tumoral cell lines (K562 and MDA-MB-231) and one non-tumoral ...
Zongchen Ma (16469098)   +4 more
core   +1 more source

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