Results 21 to 30 of about 198,497 (264)

Heterogeneous distribution of metabolites across plant species [PDF]

open access: yesPhysica A 388, 2771 (2009), 2009
We investigate the distribution of flavonoids, a major category of plant secondary metabolites, across species. Flavonoids are known to show high species specificity, and were once considered as chemical markers for understanding adaptive evolution and characterization of living organisms.
arxiv   +1 more source

Analysis of the Flavonoidome Reveals the Different Health-Promoting Flavonoid Characteristics in Fruit

open access: yesAntioxidants, 2023
Flavonoids are one of the important metabolites of plants, and many flavonoids have functions of antioxidant or antimicrobial, which can help plants resist environmental stress. On the other hand, flavonoids also have a health-promoting effect for humans,
Chi Zhang   +7 more
doaj   +1 more source

Bioactivity and mechanisms of flavonoids in decreasing insulin resistance

open access: yesJournal of Enzyme Inhibition and Medicinal Chemistry, 2023
Flavonoids are ubiquitous compounds in nature and are found in many Chinese herbal medicines. Due to their biological activity, flavonoids show potential for decreasing insulin resistance (IR), thereby delaying the progression of diabetes and ...
Min Zhou   +5 more
doaj   +1 more source

Global architecture of metabolite distributions across species and its formation mechanisms [PDF]

open access: yesBiosystems 100, 8 (2010), 2011
Living organisms produce metabolites of many types via their metabolisms. Especially, flavonoids, a kind of secondary metabolites, of plant species are interesting examples. Since plant species are believed to have specific flavonoids with respect to diverse environment, elucidation of design principles of metabolite distributions across plant species ...
arxiv   +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  

Flavonoids and Aging

open access: yesSains Medika, 2016
Aging is inevitable process, however human comes into aging is in difference way and difference rates. Some of them undergo aging earlier due to degenerative diseases, unable to reach the maximum lifespan and are thus denominated secondary aging ...
Taufiqurrachman Nasihun
doaj   +1 more source

Combined Metabolome and Transcriptome Analyses Reveal the Flavonoids Changes and Biosynthesis Mechanisms in Different Organs of Hibiseu manihot L.

open access: yesFrontiers in Plant Science, 2022
Hibiseu manihot L. (Jinhuakui, JHK), also known as a garden landscape plant, is widely cultivated as a landscape plant having pharmacological effects due to its high flavonoids content.
Yuhan Zhou   +6 more
doaj   +1 more source

Optimization of Sequential Microwave-Ultrasound-Assisted Extraction for Maximum Recovery of Quercetin and Total Flavonoids from Red Onion (Allium cepa L.) Skin Wastes [PDF]

open access: yesarXiv, 2021
This study aimed to optimize the extraction conditions in order to maximize the recovery yields of quercetin and total flavonoids from red onion skin wastes using sequential microwave-ultrasound-assisted extraction. Five effective factors on quercetin extraction yield were investigated using response surface methodology.
arxiv  

Ethanol-ammonium Sulfate Aqueous Two-phase Extraction of Total Flavonoids from Peach Blossom and Its Antioxidant Activity

open access: yesShipin gongye ke-ji, 2022
The extraction technology of total flavonoids from peach blossom was studied by theaqueous two-phase system of ethanol and ammonium sulfate. On the basis of single factor experiments, response surface methodology was used to optimize the extraction ...
Yaowen YU   +4 more
doaj   +1 more source

Flavonoids as Dietary Additives in Laying Hens: A Meta-analysis of Production Performance, Egg Quality, Liver, and Antioxidant Enzyme Profile [PDF]

open access: yesPoultry Science Journal, 2022
In this study, a meta-analysis was employed to evaluate the effects of dietary flavonoids on laying hens. A database of flavonoids was developed from published journal papers in which flavonoids were supplemented to laying hens at various doses and then ...
Tri Prihambodo   +5 more
doaj   +1 more source

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