Results 81 to 90 of about 13,213 (206)

Insect-induced daidzein, formononetin and their conjugates in soybean leaves. [PDF]

open access: yes, 2014
In response to attack by bacterial pathogens, soybean (Gylcine max) leaves accumulate isoflavone aglucones, isoflavone glucosides, and glyceollins. In contrast to pathogens, the dynamics of related insect-inducible metabolites in soybean leaves remain ...
Aboshi, Takako   +10 more
core   +1 more source

Prenylated flavonoids and other constituents from Macaranga indica [PDF]

open access: yesNatural Product Research, 2019
Four new prenylated flavonoids, macarindicins I-IV (1-4) together with ten known compounds, broussoflavonol F (5), vedelianin (6), schweinfurthin E (7), vitexin (8), 2″-rhamnosyl vitexin (9), isovitexin (10), (6R,7E,9R)-9-hydroxy-megastigman-4,7-dien-3-one-9-O-β-D-glucopyranoside (11), 6S,9R)-roseoside (12), (6S,9S)-roseoside (13), and bridelionoside B
Le Tran Nguyen, Vu   +10 more
openaire   +2 more sources

Health Effects of Bee Products: A Comprehensive Review

open access: yesFood Science &Nutrition, Volume 14, Issue 2, February 2026.
Nutritional composition of bee products and some health effects. ABSTRACT Honey, bee pollen, propolis, bee bread, royal jelly, bee venom, beeswax, and apilarnil are among the bee‐derived products that may serve health‐related purposes, as they exhibit various biological activities such as antibacterial, antiviral, antifungal, antioxidant, anti ...
Nevin Sanlier   +2 more
wiley   +1 more source

The Bioavailability of Xanthohumol in Humans and the Influence of Formulation and Dose: Randomized Controlled Trial Data

open access: yesMolecular Nutrition &Food Research, Volume 70, Issue 4, 26 February 2026.
The effects of two different doses of micellar and native xanthohumol on plasma kinetics were investigated in 12 healthy men and women. Micellization significantly improved the bioavailability of xanthohumol. A subsequent placebo‐controlled study on the acute effects of xanthohumol on resting energy expenditure, blood pressure, and heart rate in 16 ...
Sara Brehmer‐Henkel   +10 more
wiley   +1 more source

Microbial Transformation of Prenylquercetins by Mucor hiemalis

open access: yesMolecules, 2020
Quercetin, one of the most widely distributed flavonoids, has been found to show various biological activities including antioxidant, anticancer, and anti-inflammatory effects.
Fubo Han, Yina Xiao, Ik-Soo Lee
doaj   +1 more source

Design and synthesis of new inhibitors of p53–MDM2 interaction with a chalcone scaffold [PDF]

open access: yes, 2019
The virtual screening of a library of chalcone derivatives led us to the identification of potential new MDM2 ligands. The chalcones with the best docking scores obeying the Lipinski rule of five were subsequently prepared by base-catalyzed aldol ...
Cidade, Honorina   +12 more
core   +3 more sources

Synthesis of Benzopyrans and Quinolines with Nitrogenated Chain and Their Cytotoxicity Against Human Cancer Cell Lines

open access: yesChemMedChem, Volume 21, Issue 2, January 2026.
Natural products and/or their structural analogs represent the greatest number of approved small‐molecules as antitumor agents. We report the synthesis of 2‐propanamide and 2‐propanamine dihydrobenzopyrans and 2‐ and 2,3‐disubstituted quinolines to evaluate their cytotoxicity against human A549 (lung), A2058 (melanoma), HepG2 (liver), MCF‐7 (breast ...
Bernabeu‐Sanchis Álvaro   +8 more
wiley   +1 more source

Natural Products Targeting Notch Signaling in Cancer: Mechanistic Insights and Food‐Based Chemoprevention Potential

open access: yesFood Frontiers, Volume 7, Issue 1, January 2026.
The Notch signaling pathway plays a dual role in cancer, acting as both a tumor promoter and suppressor depending on cellular context. This review highlights how natural products modulate Notch signaling to inhibit tumor initiation, progression, angiogenesis, and cancer stem cell maintenance.
Rabab Fatima   +15 more
wiley   +1 more source

HPLC-QTOF-MS-based chemical Profiling and antioxidant activity of Qatari propolis

open access: yesInternational Journal of Food Properties
The chemical composition of propolis (a phytochemical-rich, health-promoting bee product) varies highly with region and season, necessitating its thorough characterization.
Mohammed Alsafran, Deepak M. Kasote
doaj   +1 more source

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