Total flavonoids content, antioxidant and antimicrobial activities of ...
网页2015年12月1日 · This study evaluated the antioxidant and antimicrobial activities of flavonoids from Mosla chinensis Maxim. cv. Jiangxiangru, a plant with potential functional food or nutraceutical value. The ethyl acetate extract (EAE) had the highest total flavonoids content and exhibited the strongest antioxidant and antimicrobial activities, and three flavonoids were identified by HPLC-MS.
Determination of total flavonoid content by aluminum chloride …
网页2021年10月1日 · Quantitation of total flavonoid content (TFC) is widely performed using the aluminum chloride colorimetric assay against a flavonoid standard assuming equal responses from all flavonoids. The aim of this work was to critically evaluate the assay employing spike recovery in plant extracts and three …
Flavonoids: Overview of Biosynthesis, Biological Activity, and …
网页2023年7月23日 · Flavonoids are secondary metabolites of plants that contain a benzo-γ-pyrone skeleton in their structure, being produced by various synthesis pathways, namely the phenylpropanoid pathway, the shikimate pathway, and the flavonoid pathway [1, …
Total Phenolic Content, Flavonoid Content and Antioxidant …
网页2019年4月11日 · There was a strong correlation between antioxidant activity with total phenolic (DPPH, R 2 = 0.75; H 2 O 2, R 2 = 0.71) and total flavonoid content (DPPH, R 2 = 0.84; H 2 O 2, R 2 = 0.66). This study demonstrates that these wild edible leafy plants could be a potential source of natural antioxidants.
Flavonoids: an overview - PMC - National Center for …
网页2016年12月29日 · Flavonoids, a group of natural substances with variable phenolic structures, are found in fruits, vegetables, grains, bark, roots, stems, flowers, tea and wine. These natural products are well known for their beneficial effects on health and efforts are being made to isolate the ingredients so called flavonoids.
Total Phenolic, Flavonoid Contents, and ... - Wiley Online Library
网页2020年3月16日 · This study aims to quantify the total phenolic and flavonoid contents (TPC and TFC) and antioxidant properties of methanol extracts of fruits, seeds, and bark of an important medicinal and aromatic plant, Zanthoxylum armatum collected from wild and cultivated populations in Nepal. TPC was determined by Folin–Ciocalteu colorimetric method ...
Plant flavonoids: Classification, distribution, biosynthesis, and ...
网页2022年7月30日 · This review summarizes recent research progress on plant flavonoids, a group of natural polyphenol compounds with antioxidant and other bioactivities. It covers flavonoid classification, distribution, biosynthesis pathway, transcription factors, and bioavailability in humans.
FIA Online Spectrophotometric Determination of Total Flavonoids …
网页In this study, we developed a novel approach for the online detection of total flavonoid content (TFC) in plants and their batch adsorption/desorption processes by applying the aluminum chloride co...
The association of dietary total flavonoids and their subclasses …
网页A higher intake of total flavonoids, particularly from vegetables, soybeans, and apples, may be associated with lower risk of T2D in women. However, flavonoids from fruits, rather than total flavonoids, may be inversely associated in men.
Higher habitual intakes of flavonoids and flavonoid-rich foods …
网页2024年5月22日 · The highest contributing subclass to total flavonoids was polymer intake (including proanthocyanidins), contributing 67%. Following this was flavan-3-ols, contributing 22% of total flavonoid...