Results 21 to 30 of about 25,452 (252)

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

Synthesis Chalones and Their Isomerization into Flavanones and Azaflavanones

open access: yesMethods and Protocols, 2019
Flavanones [2-aryl-2,3-dihydrochromen-4(1H)ones] and 2-aryl-2,3-dihydroquinolin-4(1H)-ones are valuable precursors in the synthesis of important pharmacological scaffolds, so efficient methodologies towards their synthesis are important in the medicinal ...
Djenisa H. A. Rocha   +3 more
doaj   +1 more source

Photoreactions of Flavanones [PDF]

open access: yesBulletin of the Chemical Society of Japan, 1976
Abstract On irradiation in benzene, 5,7-dimethyl-4′-methoxyflavanone gave a bis-flavanone V, while in 2-propanol it was largely recovered. Irradiation of 4′-methoxyflavanone in benzene and 2-propanol yielded the corresponding chalcone and pinacols, respectively.
Ruka Nakashima   +2 more
openaire   +1 more source

Structure–Antioxidant–Antiproliferative Activity Relationships of Natural C7 and C7–C8 Hydroxylated Flavones and Flavanones

open access: yesAntioxidants, 2019
Common food flavonoids: chrysin, apigenin, luteolin, diosmetin, pinocembrin, naringenin, eriodictyol, hesperetin, and their analogues with an additional hydroxyl group at the C-8 position obtained via biotransformation were tested for antioxidant ...
Sandra Sordon   +7 more
doaj   +1 more source

Antioxidant and Anti-Inflammatory Activities of Flavanones from Glycyrrhiza glabra L. (licorice) Leaf Phytocomplexes: Identification of Licoflavanone as a Modulator of NF-kB/MAPK Pathway [PDF]

open access: yes, 2019
Inflammation represents an adaptive response generated by injuries or harmful stimuli. Natural remedies represent an interesting alternative to traditional therapies, involving several biochemical pathways.
Bellissimo, L   +6 more
core   +1 more source

Photoreactions of Flavanones [PDF]

open access: yesBulletin of the Chemical Society of Japan, 1980
Abstract Parent and substituted flavanones undergo photochemical opening of the pyrone ring to give corresponding 2′-hydroxychalcones in benzene, pyridine, acetonitrile etc., the yields varying from 0 to 70% with substituents. The reaction is depressed by the addition of 1,3-pentadiene, nitrosobenzene, or acrylonitrile. On the other hand,
Ryoka Matsushima   +4 more
openaire   +1 more source

Layer-by-Layer Combination of MWCNTs and Poly(ferulic acid) as Electrochemical Platform for Hesperidin Quantification

open access: yesBiosensors, 2023
The electrochemical polymerization of suitable monomers is a powerful way to create voltammetric sensors with improved responses to a target analyte. Nonconductive polymers based on phenolic acids were successfully combined with carbon nanomaterials to ...
Elvira Yakupova   +3 more
doaj   +1 more source

The impact of fruit flavonoids on memory and cognition [PDF]

open access: yes, 2010
There is intense interest in the studies related to the potential of phytochemical-rich foods to prevent age-related neurodegeneration and cognitive decline.
Bhat   +10 more
core   +1 more source

Flavanones from Miconia prasina [PDF]

open access: yesPhytochemistry Letters, 2014
A glycosidic flavanone miconioside C (1) has been isolated from the methanolic extract of the stems of Miconia prasina, together with 7-O-β-D-apiofuranosyl-(1→6)-β-D-glucopyranosylmatteucinol (2), miconioside B (3), matteucinol (4), farrerol (5) and desmethoxymatteucinol (6).
Amer H, Tarawneh   +5 more
openaire   +2 more sources

Therapeutic Effects of Citrus Flavonoids Neohesperidin, Hesperidin and Its Aglycone, Hesperetin on Bone Health

open access: yesBiomolecules, 2022
Flavonoids are natural phytochemicals that have therapeutic effects and act in the prevention of several pathologies. These phytochemicals can be found in seeds, grains, tea, coffee, wine, chocolate, cocoa, vegetables and, mainly, in citrus fruits ...
Adriana de Cássia Ortiz   +15 more
doaj   +1 more source

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