Results 21 to 30 of about 45,996 (268)

Dietary flavonoid intake and weight maintenance: three prospective cohorts of 124,086 US men and women followed for up to 24 years [PDF]

open access: yes, 2016
Objective: To examine whether dietary intake of specific flavonoid sub-classes is associated with weight change over time, including flavonols, flavones, flavanones, flavan-3-ols, anthocyanins, and flavonoid polymers.
Bertoia, Monica L.   +5 more
core   +1 more source

Antioxidant activities of polyphenols extracted from Perilla frutescens varieties [PDF]

open access: yes, 2008
Various cultivars of Perilla frutescens (L.) (var. crispa and var. frutescens) Britt. were harvested in China and Japan. They were easily differentiated on the basis of their foliage color, that varied from red to green.
Bin Li,   +3 more
core   +2 more sources

Secondary metabolites of the choosen genus iris species

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2012
Genus Iris contains more than 260 species which are mostly distributed across the North Hemisphere. Irises are mainly used as the ornamental plants, due to their colourful flowers, or in the perfume industry, due to their violet like fragrance, but lot ...
Pavol Kaššák
doaj   +1 more source

The Pharmacological Implications of Flavopiridol: An Updated Overview

open access: yesMolecules, 2023
Flavopiridol is a flavone synthesized from the natural product rohitukine, which is derived from an Indian medicinal plant, namely Dysoxylum binectariferum Hiern.
Hemant Joshi   +7 more
doaj   +1 more source

Betalains and phenolic compounds of leaves and stems of Alternanthera brasiliana and Alternanthera tenella [PDF]

open access: yes, 2018
Betacyanins and phenolic compounds from acetonitrile:acidified water extracts of Alternanthera brasiliana and Alternanthera tenella were characterized and quantified using a high-performance liquid chromatography system coupled with diode array and ...
Alvarez, I.   +5 more
core   +1 more source

Flavones as Quorum Sensing Inhibitors Identified by a Newly Optimized Screening Platform Using Chromobacterium violaceum as Reporter Bacteria

open access: yesMolecules, 2016
Quorum sensing (QS) is the process by which bacteria produce and detect signal molecules to coordinate their collective behavior. This intercellular communication is a relevant target for anti-biofilm therapies.
Malena E. Skogman   +4 more
doaj   +1 more source

Untargeted Metabolomics Analysis of the Orchid Species Oncidium sotoanum Reveals the Presence of Rare Bioactive C-Diglycosylated Chrysin Derivatives

open access: yesPlants, 2023
Plants are valuable sources of secondary metabolites with pharmaceutical properties, but only a small proportion of plant life has been actively exploited for medicinal purposes to date.
Gianluca Zorzi   +4 more
doaj   +1 more source

Phytochemical investigation of Anthemis cotula [PDF]

open access: yesJournal of the Serbian Chemical Society, 2006
The investigation of roots of Anthemis cotula (Asteraceae) from east Serbia revealed, in addition to polyacetylenes previously isolated from the same species, three prenylated 4-hydroxyacetophenosnes, detected for the first time in any Anthemis species ...
SLOBODAN MILOSAVLJEVIC   +5 more
doaj   +3 more sources

Halogenated Flavonoid Derivatives Display Antiangiogenic Activity

open access: yesMolecules, 2022
Antiangiogenic agents attenuate tumours’ growth and metastases and are therefore beneficial as an adjuvant or standalone cancer regimen. Drugs with dual antiproliferative and antiangiogenic activities can achieve anticancer efficacy and overcome acquired
Mai Khater   +4 more
doaj   +1 more source

A Study on the Synthesis and Anticancer Activities of Novel 6-Methoxy Flavonyl Piperazine Derivatives

open access: yesProceedings, 2017
Cancer is an extensive and complicated family of malignancies that can affect virtually every part of the body. It is reported that over 1.2 million new cases are diagnosed every year.
Meltem Ceylan-Ünlüsoy   +1 more
doaj   +1 more source

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