Results 1 to 10 of about 48,229 (284)

Metabolomics Combined with Proteomics Provide a Novel Interpretation of the Changes in Flavonoid Glycosides during White Tea Processing [PDF]

open access: yesFoods, 2022
In this study, nonvolatile metabolomics and proteomics were applied to investigate the change mechanism of flavonoid glycoside compounds during withering processing of white tea.
Xuming Deng   +7 more
doaj   +4 more sources

Flavonoid glycosides from Odontonema strictum leaves [PDF]

open access: yesHeliyon
Odontonema strictum (Acanthaceae) leave extract was investigated for its flavonoid content. Column chromatography was used for compound isolation and mass spectrometry was performed using electrospray ionization (ESI) in the negative ion mode for ...
Jean Claude W. Ouédraogo   +6 more
doaj   +4 more sources

Ginkgo biloba flavonoid glycosides in antimicrobial perspective with reference to extraction method [PDF]

open access: yesJournal of Traditional and Complementary Medicine, 2019
The present study aims to investigate the effect of extraction method on the recovery of flavonoid glycosides, antimicrobials and antioxidants from Ginkgo leaves collected from six different locations in Uttarakhand, Indian Himalaya.
Priyanka Sati   +3 more
doaj   +4 more sources

New Flavonoid Glycosides from [PDF]

open access: yesNatural Product Communications, 2009
Four new flavonoid glycosides, quercetin 3-O-β-D-xylopyranosyl-(1-4)-β-D-glucopyranoside, quercetin 3-O-β-D-apiofuranosyl-(1-4)-β-D-glucopyranoside, kaempferol 3-O-β-D-apiofuranosyl-(1-4)-β-D-glucopyranoside, and kaempferol 4′-methyl ether 3-O-β-D ...
Nicola Malafronte   +4 more
doaj   +6 more sources

Multi-omics analysis reveals promiscuous O-glycosyltransferases involved in the diversity of flavonoid glycosides in Periploca forrestii (Apocynaceae) [PDF]

open access: yesComputational and Structural Biotechnology Journal
Flavonoid glycosides are widespread in plants, and are of great interest owing to their diverse biological activities and effectiveness in preventing chronic diseases.
Xiaotong Wang   +13 more
doaj   +2 more sources

Determination of Flavonoid Glycosides by UPLC-MS to Authenticate Commercial Lemonade [PDF]

open access: yesMolecules, 2019
So far, there is no report on the quality evaluation of lemonade available in the market. In this study, a sample preparation method was developed for the determination of flavonoid glycosides by ultra-performance liquid chromatography−mass ...
Ying Xue   +6 more
doaj   +2 more sources

New Flavonoid Glycosides from Elsholtzia rugulosa Hemsl. [PDF]

open access: yesMolecules, 2009
Elsholtzia rugulosa Hemsl. is known in China as a local herbal tea, medicinal herb and honey plant. Chemical examination of E. rugulosa led to the isolation of two new flavonoid glycosides, apigenin 4'-O-α-D-glucopyranoside (1) and 5,7,3',4'-tetrahydroxy-
Dongmei She   +3 more
doaj   +3 more sources

Ultrasonic Enhancement of Aqueous Two-Phase Extraction and Acid Hydrolysis of Flavonoids from Malvaviscus arboreus Cav. Flower for Evaluation of Antioxidant Activity

open access: yesAntioxidants, 2022
The ultrasonic-assisted aqueous two-phase extraction (UAATPE) of flavonoid glycosides from Malvaviscus arboreous Cav. flower (MACF) was developed using ethanol/ammonia sulfate systems, followed by the ultrasonic-assisted acid hydrolysis (UAAH) of the top
Tiefeng Yuan   +7 more
doaj   +1 more source

Flavonoid Glycosides from Achillea roseo-albax [PDF]

open access: yesScientia Pharmaceutica, 2001
In the first detailed study of the flavonoid pattern of Achillea roseo-alba rutin, apigenin-7-O-ß-glucopyranoside, luteolin-7-O-ß-glucopyranoside, isorhamnetin-3-O-rutinoside, schaftoside, luteolin-4’-O-ß-glucopyranoside and 6-OH-luteolin-7-O-ß-glucopyranosid were proven in the methanolic extract of aerial parts of the plant. Additionally quercetin-3-O-
Kasaj, Denata   +3 more
openaire   +2 more sources

Flavonoid Glycosides of Polygonum capitatum Protect against Inflammation Associated with Helicobacter pylori Infection. [PDF]

open access: yesPLoS ONE, 2015
The antibacterial and anti-inflammatory activities, and protective effects of extracts (flavonoid glycosides) of Polygonum capitatum were investigated to detect the evidence for the utilization of the herb in the clinical therapy of gastritis caused by H.
Shu Zhang   +5 more
doaj   +1 more source

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