Results 21 to 30 of about 8,948 (185)

Medicinal significance, pharmacological activities, and analytical aspects of anthocyanidins ‘delphinidin’: A concise report [PDF]

open access: yesJournal of Acute Disease, 2013
Herbal medicines have been used for the treatment of various disorders in the world since a very early age due to easily available and less side effect. A large number of phytochemicals have been derived directly or indirectly from natural sources in the
Kanika Patel   +2 more
doaj   +2 more sources

Nitroxide Mediated Degradation of Anthocyanidins [PDF]

open access: yesCroatica Chemica Acta, 2009
The degradation of the six anthocyanidins (pelargonidin, cyanidin, delphinidin, peonidin, petunidin and malvidin) mediated by the nitroxides: 2,2,6,6-tetramethylpiperidine-1-oxyl (Tempo), 4-hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl (Tempol) and 4-methoxy-2,2,6,6-tetramethylpiperidine1-oxyl (4-CH3O-Tempo) at 25 °C in aqueous acid solution was ...
Butković, Vjera
core   +7 more sources

The inverse relationship between dietary anthocyanidins consumption and frailty: Findings from the National Health and Nutrition Examination Survey. [PDF]

open access: yesPLoS ONE
ObjectiveThis study investigates the association between dietary anthocyanidins consumption and the risk of frailty in the general adult population using data from the National Health and Nutrition Examination Survey (NHANES).MethodsA cross-sectional ...
Xiaofeng Zhang   +3 more
doaj   +2 more sources

Anthocyanidins from leucoanthocyanidins

open access: yesPhytochemistry, 1965
High acid strength and small amounts of iron have been effectively combined to improve the yield of anthocyanidins from leucoanthocyanidins over that obtained by currently used methods. An improved method for routine estimation of leucoanthocyanidins in plant extracts is outlined.
V.S. Govindarajan, A.G. Mathew
core   +3 more sources

Some characteristics of the additional anthocyanidins formed during conversion of leucoanthocyanidins into anthocyanidins

open access: yesPhytochemistry, 1969
Abstract During the conversion of leucoanthocyanidins into anthocyanidins with alcoholic HCl small amounts of additional anthocyanidins are formed, which appear to be simple ethers of the anthocyanidins and the alcohol used in the medium. The chromatographic characteristics of such derivatives produced from different leucoanthocyanidins have been ...
Mathew, A. G.
core   +3 more sources

A New Fluorescence Band of Anthocyanins as a Simple Oxidation Biomarker of Food Products [PDF]

open access: yesMolecules
The formation of a new fluorescence band of anthocyanidins and anthocyanidins, centered at about 530 nm (excitation at 460–470 nm), is proposed as a simple indicator of food oxidation.
Małgorzata Rak   +2 more
doaj   +2 more sources

Surface-enhanced Raman scattering (SERS) study of anthocyanidins

open access: yesSpectrochimica Acta - Part A: Molecular and Biomolecular Spectroscopy, 2015
Anthocyanins are an important class of natural compounds responsible for the red, purple and blue colors in a large number of flowers, fruits and cereal grains.
Silvia Bruni
exaly   +2 more sources

Detection of Anthocyanins/Anthocyanidins in Animal Tissues

open access: yesJournal of Agricultural and Food Chemistry, 2014
Dietary polyphenols may contribute to the prevention of several degenerative diseases, including cancer. Anthocyanins have been shown to possess potential anticancer activity. The aim of this study was to determine anthocyanin bioavailability in lung tissue of mice fed a blueberry diet (5% w/w) for 10 days or a bolus dose (10 mg/mouse; po) of a native ...
Farrukh Aqil   +2 more
exaly   +3 more sources

sPhospholipase A2 is inhibited by anthocyanidins

open access: yesJournal of Neural Transmission, 2009
Epidemiological studies suggest that nutritional antioxidants may reduce the incidence of neurodegenerative disorders and age-related cognitive decline. Specifically, protection against oxidative stress and inflammation has served as a rationale for promoting diets rich in vegetables and fruits. The present study addresses secretory phospholipase A(2) (
Andrea, Dreiseitel   +6 more
openaire   +3 more sources

Qualitative composition of anthocyanin dye obtained from black currant berries in various methods [PDF]

open access: yesE3S Web of Conferences, 2023
Identification of anthocyanidins was carried out in five samples of anthocyanins obtained under different extraction conditions. It has been shown that anthocyanins are most fully extracted from black currant by an aqueous solution at temperatures of 70 ...
Chesnokova Natalya   +5 more
doaj   +1 more source

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