Results 21 to 30 of about 48,229 (284)

Inhibition of Digestive Enzymes and Antioxidant Activity of Extracts from Fruits of Cornus alba, Cornus sanguinea subsp. hungarica and Cornus florida - A Comparative Study [PDF]

open access: yes, 2020
The fruits of some Cornus species (dogwoods) are used in traditional medicine and considered potential anti-diabetic and hypolipemic agents. The aim of the study was to determine the ability of extracts from Cornus alba (CA), Cornus florida (CF), and ...
Buchholz, Tina   +7 more
core   +1 more source

Development and Evaluation of Ginkgo biloba L. Extract Loaded into Carboxymethyl Cellulose Sublingual Films

open access: yesApplied Sciences, 2020
Oral bioavailability of flavonoids, including G. biloba extract, is limited due to their chemical complexity, which determines slow dissolution in vitro behavior of the extract.
Laura Rimkiene   +4 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

Molecular phenotyping of the pal1 and pal2 mutants of Arabidopsis thaliana reveals far-reaching consequences on phenylpropanoid, amino acid, and carbohydrate metabolism [PDF]

open access: yes, 2004
The first enzyme of the phenylpropanoid pathway, Phe ammonia-lyase (PAL), is encoded by four genes in Arabidopsis thaliana. Whereas PAL function is well established in various plants, an insight into the functional significance of individual gene family ...
Boerjan, Wout   +13 more
core   +3 more sources

Accumulation of phenylpropanoids in green and red pepper fruits of semi-hot cultivars Capsicum annuum L.

open access: yesActa Agrobotanica, 2012
The aim of the present work was to determine differences in C and O glycosides of flavonoids, derivatives of phenolic acids, as well as capsaicinoid content in two semi-hot pepper cultivars, cv. Tornado and Tajfun.
Małgorzata Materska, Irena Perucka
doaj   +1 more source

Blue Light Treatment but Not Green Light Treatment After Pre-exposure to UV-B Stabilizes Flavonoid Glycoside Changes and Corresponding Biological Effects in Three Different Brassicaceae Sprouts

open access: yesFrontiers in Plant Science, 2021
Ultraviolet-B (UV-B; 280–315 nm) radiation induces the biosynthesis of secondary plant metabolites such as flavonoids. Flavonoids could also be enhanced by blue (420–490 nm) or green (490–585 nm) light.
Susanne Neugart   +3 more
doaj   +1 more source

IR ion spectroscopy in a combined approach with MS/MS and IM-MS to discriminate epimeric anthocyanin glycosides (cyanidin 3-O-glucoside and -galactoside) [PDF]

open access: yes, 2019
Anthocyanins are widespread in plants and flowers, being responsible for their different colouring. Two representative members of this family have been selected, cyanidin 3-O-β-glucopyranoside and 3-O-β-galactopyranoside, and probed by mass spectrometry ...
Botta, B.   +10 more
core   +3 more sources

Predicting the substrate specificity of a glycosyltransferase implicated in the production of phenolic volatiles in tomato fruit [PDF]

open access: yes, 2011
The volatile compounds that constitute the fruit aroma of ripe tomato (Solanum lycopersicum) are often sequestered in glycosylated form. A homology-based screen was used to identify the gene SlUGT5, which is a member of UDP-glycosyltransferase 72 family ...
Alba   +41 more
core   +2 more sources

Challenges relating to comparison of flavonoid glycosides dissolution profiles from Sutherlandia frutescens products [PDF]

open access: yes, 2017
Unlike the case of conventional drug formulations, dissolution tests have hitherto not been required for herbal medicinal products commercially available in South Africa.
Cordes, David B.   +6 more
core   +6 more sources

Biochemical and molecular characterization of a flavonoid 3-O-glycosyltransferase responsible for anthocyanins and flavonols biosynthesis in Freesia hybrida

open access: yesFrontiers in Plant Science, 2016
The glycosylation of flavonoids increases their solubility and stability in plants. Flowers accumulate anthocyanidin and flavonol glycosides which are synthesized by UDP-sugar flavonoid glycosyltransferases (UFGTs).
Wei eSun   +10 more
doaj   +1 more source

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