Results 21 to 30 of about 17,219 (233)

Alternative sweeteners modify the urinary excretion of flavanones metabolites ingested through a new maqui-berry beverage [PDF]

open access: yes, 2020
Dietary sugar has been largely related to the onset of metabolic diseases such as type 2 diabetes and obesity, among others. The growing awareness on the close relationship between the dietary habits and this health disturbance has encouraged the ...
Raúl Domínguez-Perles   +9 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

New Insights into the Metabolism of the Flavanones Eriocitrin and Hesperidin: A Comparative Human Pharmacokinetic Study

open access: yesAntioxidants, 2021
The intake of hesperidin-rich sources, mostly found in orange juice, can decrease cardiometabolic risk, potentially linked to the gut microbial phase-II hesperetin derivatives.
María Ángeles Ávila-Gálvez   +3 more
doaj   +1 more source

Optimization of Naringin and Naringenin Extraction from Citrus × paradisi L. Using Hydrolysis and Excipients as Adsorbent

open access: yesPharmaceutics, 2022
While flavanones exist in a variety of chemical forms, their favorable health effects are most prominent in their free form—aglycones. Their concentrations in grapefruit (Citrus × paradisi L.) extracts vary according to the extraction and hydrolysis ...
Jolita Stabrauskiene   +3 more
doaj   +1 more source

Highly Sensitive Determination of Hesperidin Using Electrode Modified with Poly(Ferulic Acid)

open access: yesEngineering Proceedings, 2022
Hesperidin is a major phenolic antioxidant in orange fruits and is responsible for their positive health effect. It is used as part of the therapy for blood vessel conditions. Methods for hesperidin quantification are of practical interest.
Elvira Yakupova, Guzel Ziyatdinova
doaj   +1 more source

Synthesis and Antimicrobial Activity of Methoxy- Substituted γ-Oxa-ε-lactones Derived from Flavanones

open access: yesMolecules, 2019
Six γ-oxa-ε-lactones, 4-phenyl-3,4-dihydro-2H-1,5-benzodioxepin-2-one (5a) and its five derivatives with methoxy groups in different positions of A and B rings (5b−f), were synthesized from corresponding flavanones.
Witold Gładkowski   +9 more
doaj   +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

Citrus Flavanones Upregulate Thyrotroph Sirt1 and Differently Affect Thyroid Nrf2 Expressions in Old-Aged Wistar Rats [PDF]

open access: yes, 2020
International audienceA growing population of elderly people consume citrus flavanones, naringenin, and hesperetin in the form of fruits or juices. Flavanones are bioactives with potent antioxidant properties and have potential in slowing down the aging ...
Verica Milošević   +13 more
core   +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

Copper chelating properties of flavanones [PDF]

open access: yes, 2021
Charles University in Prague Faculty of Pharmacy in Hradec Králové Departmet of Pharmacology and Toxicology Candidate: Tereza Kantorová, MSc. Consultant: Assoc. Prof. Přemysl Mladěnka, Pharm.D.,PhD.
Kantorová, Tereza
core  

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