Results 51 to 60 of about 5,392,496 (352)

Evaluation of Total Flavonoid, Total Phenolic, and Antioxidant Activity of Etlingera elatior (Jack) R.M.Sm Flower, Fruit, and Leaf

open access: yesMajalah Obat Tradisional, 2022
Etlingera elatior (E. elatior) plant has long been used as a kitchen spice and daily food. E. elatior has potential as an antioxidant because it contains polyphenol and flavonoid compounds widely found in the leaves, fruit, and flowers.
Ulya Safrina   +2 more
doaj   +1 more source

Pretreatment of citrus by-products affects polyphenol recovery:a review [PDF]

open access: yes, 2018
A large amount of citrus waste is generated annually. This waste is of great economic worth, since it contains high levels of polyphenols, which have attracted scientific interest due to their potent antimicrobial and antiradical activities. Pretreatment
Bowyer, Michael C.   +7 more
core   +2 more sources

Effect of extraction solvent on total phenol content, total flavonoid content, and antioxidant activity of Limnophila aromatica

open access: yesJournal of Food and Drug Analysis, 2013
Limnophila aromatica is commonly used as a spice and a medicinal herb in Southeast Asia. In this study, water and various concentrations (50%, 75%, and 100%) of methanol, ethanol, and acetone in water were used as solvent in the extraction of L ...
Quy-Diem Do   +6 more
semanticscholar   +1 more source

Identification of the key flavonoid and lipid synthesis proteins in the pulp of two sea buckthorn cultivars at different developmental stages

open access: yesBMC Plant Biology, 2022
Background Sea buckthorn is an economically important woody plant for desertification control and water soil conservation. Its berry pulp is rich in flavonoids and unsaturated fatty acids.
Wei Du   +5 more
doaj   +1 more source

Deconjugation Kinetics of Glucuronidated Phase II Flavonoid Metabolites by B-glucuronidase from Neutrophils [PDF]

open access: yes, 2010
Flavonoids are inactivated by phase II metabolism and occur in the body as glucuronides. Mammalian ß-glucuronidase released from neutrophils at inflammatory sites may be able to deconjugate and thus activate flavonoid glucuronides.
Arts, I.C.W.   +9 more
core   +2 more sources

Flavonoidal contents of Alestonia scholaris R.Br. [PDF]

open access: yesBulletin of Pharmaceutical Sciences. Assiut, 1999
Four flavonoidal glycosides; viz. isorhamnetin-​3-​O-​β-​D-​galactopyranoside, kaempferol-​3-​O-​β-​D-​glucopyranoside, isorhamnetin-​3-​O-​β-​D-​glucopyranoside and kaempferol-​3-​O(2glc-​rhamnosylrutinoside)​, in addn. to the flavonoidal aglycons: Isorhamnetin and kaempferol have been isolated from the leaves of Alestonia scholaris R.Br.
openaire   +1 more source

Antioxidant Properties of Different Types of Torbangun Herbal Tea

open access: yesReaktor, 2020
In this study, Torbangun leaves are processed into three different types varying in their oxidation degree, namely unoxidized, semioxidized and oxidized Torbangun leaves.
Intan Cidarbulan Matita   +2 more
doaj   +1 more source

Flavonoid intake and the risk of age-related cataract in China’s Heilongjiang Province [PDF]

open access: yes, 2015
Background/Objectives: Epidemiological evidence suggests that diets rich in flavonoids may reduce the risk of developing age-related cataract (ARC).
Boots AW   +11 more
core   +2 more sources

Effect of cooking temperature and time on total phenolic content, total flavonoid content and total in vitro antioxidant activity of garlic

open access: yesBMC Research Notes, 2020
To investigate the effect of cooking temperature and time on the total phenolic content, total flavonoid content and antioxidant activity of aqueous and ethanolic extracts of garlic.
Thandiwe Alide, P. Wangila, A. Kiprop
semanticscholar   +1 more source

Antioxidant activity and flavonoid content of Clusia fluminensis Planch. & Triana [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2012
Clusia fluminensis Planch. & Triana (Clusiaceae Lindl.) is a native species found in regions of high luminosity and water restriction. The aim of this study was to evaluate the antioxidant activity of Clusia fluminensis crude extracts through the scavenging of the stable free radical DPPH, and the determination of flavones and flavonols content in ...
Silva, Maria Carolina A. da   +1 more
openaire   +5 more sources

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