Results 11 to 20 of about 166,710 (211)

Study on Hyperspectral Monitoring Model of Total Flavonoids and Total Phenols in Tartary Buckwheat Grains [PDF]

open access: yesFoods, 2023
Tartary buckwheat is a common functional food. Its grains are rich in flavonoids and phenols. The rapid measurement of flavonoids and phenols in buckwheat grains is of great significance in promoting the development of the buckwheat industry. This study,
Chenbo Yang   +10 more
doaj   +2 more sources

Response of total phenols, flavonoids, minerals, and amino acids of four edible fern species to four shading treatments [PDF]

open access: yesPeerJ, 2020
Total phenols, flavonoids, minerals and amino acids content were investigated in leaves of four fern species grown under four shading treatments with different sunlight transmittance in 35% full sunlight (FS), 13% FS, 8% FS and 4% FS.
Yanlin Wang   +5 more
doaj   +3 more sources

Essential oils chemical composition, antioxidant activities and total phenols of Astrodaucus persicus [PDF]

open access: yesIranian Journal of Basic Medical Sciences, 2016
Objective(s):Astrodaucus persicus, Apiaceae, is used as vegetable or food additive in some parts of Iran. The essential oils of different parts of Astrodaucus persicus from Kordestan province were analyzed for the first time and compared with other ...
Saeid Goodarzi   +4 more
doaj   +1 more source

Biochemical Properties Evaluation of some Libyan dates [PDF]

open access: yesChemical Review and Letters, 2021
The current research targeted to estimate total sugars, fats, proteins, phenols, and antioxidant activity of ethanolic extract of five date varieties (al-Tabouni (TAB), al-Bakrari (BAK), al-Aami (AAM), al-Hamouri (HAM), and al-daqla (DAQ)) available in ...
Khaled Elsherif, Amal Aljaroushi
doaj   +1 more source

Total Phenolic and Total Flavonoid Content, Individual Phenolic Compounds and Antioxidant Activity in Sweet Rowanberry Cultivars

open access: yesAntioxidants, 2023
Sweet rowanberry and its cultivars represent a less-known fruit species with significant antioxidant activity, mostly promoted by polyphenolic compounds. This paper examined seven Sorbus cultivars and evaluated their total polyphenolic and flavonoid content, as well as the content of individual polyphenolic compounds from the group of phenolic acids ...
Jana Orsavová   +3 more
openaire   +4 more sources

Qualitative and Quantitative Estimation of Total Phenols in Narcissus tazettaL. Bulbs

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2023
Narcissus tazetta, a member of the Amaryllidaceae family, is known to be rich in bioactive metabolites such as alkaloids, phenolics and flavonoids, which have been found in nearly every species in this family. N.
Ola Kareem Ali   +2 more
doaj   +1 more source

Untargeted Metabolomic Analysis of Differential Metabolite Profiles of Three Gums [PDF]

open access: yesShipin Kexue, 2023
In this study, the differences in total phenol content and metabolite profile among arabic gum, karaya gum and peach gum were analyzed. The results showed that there was a significant difference in total phenol content among the three gums. Peach gum had
LIU Jia, LI Yong, MU Qi’er, TIAN Ju, ZHANG Xiping, YU Xiangyang
doaj   +1 more source

Study on Extraction Optimization of Anti-oxidants from Roots of Angiopteris fokiensis Hieron.

open access: yesShipin gongye ke-ji, 2022
This study was performed to clarify the antioxidant capacity and components of roots of Angiopteris fokiensis. With Vitamin C equivalent antioxidant capacity (VCEAC) as the index, single factor experiments combined with orthogonal tests were carried out ...
Xinyi SHI   +4 more
doaj   +1 more source

A Comparison between Total Phenols and Total Alkaloids Antibacterial Activity Extracted from Bulbs of Narcissus tazetta L

open access: yesIraqi Journal of Pharmaceutical Sciences, 2023
Narcissus tazetta plant from Amaryllidaceae family is known to be rich in bioactive metabolites such as Alkaloids, phenolics and flavonoid which detected in almost species of this family. N.
Zainab Yaseen Mohammed Hasan   +2 more
doaj   +1 more source

Total Content of Phenols and Anthocyanins in Edible Fruits from Bosnia

open access: yesBiomolecules & Biomedicine, 2007
Content of total phenols and total anthocyanins was estimated in edible fruits from Bosnia by photometric methods. Cyanidin-3-galactoside chloride was used as a standard for determination of total anthocyanins, and galic acid served as a standard for ...
Zlatan Rimpapa   +4 more
doaj   +1 more source

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