Results 21 to 30 of about 182,575 (255)

Metabolic Engineering of Microbial Cell Factories for Biosynthesis of Flavonoids: A Review

open access: yesMolecules, 2021
Flavonoids belong to a class of plant secondary metabolites that have a polyphenol structure. Flavonoids show extensive biological activity, such as antioxidative, anti-inflammatory, anti-mutagenic, anti-cancer, and antibacterial properties, so they are ...
Hanghang Lou   +4 more
doaj   +1 more source

The Multifaceted Role of Flavonoids in Cancer Therapy: Leveraging Autophagy with a Double-Edged Sword

open access: yesAntioxidants, 2021
Flavonoids are considered as pleiotropic, safe, and readily obtainable molecules. A large number of recent studies have proposed that flavonoids have potential in the treatment of tumors by the modulation of autophagy.
Zhe Zhang   +4 more
doaj   +1 more source

Study on optimization of extraction technology and antibacterial activity of total flavonoids from the root of Clausena anisum-olens

open access: yesShipin yu jixie, 2022
Objective: This study aimed to optimize the optimal extraction process of total flavonoids from the root of Clausena anisum-olens and determine the yield and antibacterial effect of total flavonoids from different producing areas.
XU Dan-ni, SU Xiu-fang, HUANG Li-juan
doaj   +1 more source

Flavonoids from

open access: yesNatural Product Communications, 2009
Two new flavanones, (2S)-5-hydroxy-7,4′-di-O-(γ,γ-dimethylallyl)flavanone (1) and 6-hydroxy- E -3-(2,5-dimethoxy-benzylidine)-2′,5′-dimethoxyflavanone (2), together with three known compounds, tephrowatsin C, afrormosin and kaempferol 3-O-β-D ...
Ramireddy V. Narahari Reddy   +6 more
doaj   +1 more source

Insight into Potential Anticancer Activity of Algal Flavonoids: Current Status and Challenges

open access: yesMolecules, 2021
Flavonoids are some of the most precious phytochemicals, believed to be found largely in terrestrial plants. With the advancement of phytochemical research and marine bioprospecting, flavonoids have also been reported by the research of microalgae and ...
Umme Tamanna Ferdous   +1 more
doaj   +1 more source

Advances in extraction and purification of citrus flavonoids

open access: yesFood Frontiers, 2023
Flavonoids are the representative active substances of citrus with various biological activities and high nutritional value. In order to evaluate and utilize citrus flavonoids, isolation and purification are necessary steps.
Chang‐Qing Zhu   +8 more
doaj   +1 more source

Secondary metabolites from the roots of Astragalus maximus [PDF]

open access: yesResearch Journal of Pharmacognosy, 2017
Background and objectives: Astragalus is one of the most abundant genera of flowering plants in Iran. There are a few reports on phytochemical investigation of this valuable genus.
J. Ghasemian-Yadegari   +3 more
doaj  

Geranyl Flavonoids from

open access: yesNatural Product Communications, 2013
A new geranyl flavonol, robipseudin A ( 1 ), and a known geranyl flavone, kuwanon S ( 2 ), were isolated from the leaves of Robinia pseudoacacia . The structure of the new compound was determined by spectroscopic methods.
Lai-Bin Zhang, Jie-Li Lv, Hui Zhang
doaj   +1 more source

Research Progress of the Antiviral Bioactivities of Natural Flavonoids

open access: yesNatural Products and Bioprospecting, 2020
Flavonoids are now considered as an indispensable component in a variety of nutraceutical and pharmaceutical applications. Most recent researches have focused on the health aspects of flavonoids for humans.
Lin Wang   +7 more
doaj   +1 more source

Antioxidant Flavonoids from

open access: yesNatural Product Communications, 2017
One new flavonol glycoside, patuletin-7- O -[6- O -caffeoyl-2- O -[(S)-3-hydroxyisobutanoyl]glucopyranoside] (astermaritimoside) ( 1 ) and four known flavonoids, patuletin-7- O -β-[-6- O -[( S )-3-hydroxyisobutanoyl]glucopyranoside] ( 2 ), patuletin-7- O
Habiba Daroui-Mokaddem   +5 more
doaj   +1 more source

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