Results 31 to 40 of about 5,392,496 (352)

Indonesian Cinnamon (Cinnamomum burmannii): Extraction, Flavonoid Content, Antioxidant Activity, and Stability in the Presence of Ascorbic Acid

open access: yesCosmetics, 2022
Cinnamon (Cinnamomum burmannii) is a potential source used in cosmetics to prevent skin aging due to its flavonoids and antioxidant properties. This research aims to determine the best solvent for extracting flavonoids, to conduct a large-scale isolation
D. U. C. Rahayu   +3 more
semanticscholar   +1 more source

Phenolic content, antioxidant activities and stimulatory roles of citrus fruits on some lactic acid bacteria [PDF]

open access: yesArchives of Biological Sciences, 2015
In this study, phenolic compounds and antioxidant activities in citrus fruits and their peels were determined, and their stimulatory roles on some lactic acid bacteria were investigated.
Irkin Reyhan   +4 more
doaj   +1 more source

Harvest time affects antioxidant capacity, total polyphenol and flavonoid content of Polish St John’s wort’s (Hypericum perforatum L.) flowers

open access: yesScientific Reports, 2021
The polyphenol content and antioxidant capacity of hyperforin and hypericin-standardized H. perforatum L. extracts may vary due to the harvest time. In this work, ethanol and ethanol–water extracts of air-dried and lyophilized flowers of H. perforatum L.,
K. Makarova   +9 more
semanticscholar   +1 more source

Phytochemical evaluation and antioxidant effects of the essential oil and distillates of Nepeta crispa Willd. [PDF]

open access: yesJournal of Medicinal Plants, 2023
Background: Nepeta crispa Willd. (Lamiaceae) is a medicinal plant endemic to Iran with numerous ethnobotanical uses. Objective: The current study focuses on the quality control of N. crispa growing in Hamadan province.
Mohammad Bahramloo   +2 more
doaj  

Analysis of the flavonoid component of bioactive New Zealand mānuka (Leptospermum scoparium) honey and the isolation, characterisation and synthesis of an unusual pyrrole [PDF]

open access: yes, 2013
The flavonoid components of New Zealand mānuka (Leptospermum scoparium) honey have been quantified in a series of 31 honeys of varying non-peroxide antibacterial activity to clarify discrepancies between previous studies reported in the literature. Total
Alber, Dagmar G.   +5 more
core   +2 more sources

Plant Flavonoid Content Modified by Domestication

open access: yesEnvironmental Entomology, 2017
Plant domestication can modify and weaken defensive chemical traits, reducing chemical defenses in plants and consequently their resistance against pests. We characterized and quantified the major defensive flavonols and isoflavonoids present in both wild and cultivated murtilla plants (Ugni molinae Turcz), established in a common garden.
Chacon-Fuentes, Manuel   +5 more
openaire   +4 more sources

Effect of extraction solvent on total phenolic content, total flavonoid content, and antioxidant activity of Bulung Sangu (Gracilaria sp.) Seaweed

open access: yesIOP Conference Series: Earth and Environment, 2021
Bulung sangu (Gracilaria sp.) is commonly consumed as vegetable in Bali. Bulung sangu as other red macroalgae (Rhodophyta) is a source of beneficial nutrient for health.
M. Sasadara, I. Wirawan
semanticscholar   +1 more source

Effect of soybean plant phenols and flavonoid on the mean leaf area consumed by Spodopteralitura and Spilosoma obliqua larvae [PDF]

open access: yes, 2016
The aim of the present investigation was to study the effect of soybean plant phenols and flavonoid content on the mean leaf area consumed by Spodopteralitura and Spilosoma obliqua larva. Phenols and flavonoid content in methanolic leaf extract of thirty
Gaur, Neeta   +3 more
core   +2 more sources

Spectrophotometric Determination of Total Flavonoid Content in Biancaea Sappan (Caesalpinia sappan L.) Leaves

open access: yesJurnal fitofarmaka Indonesia, 2021
Biancaea sappan  (BS) is traditionally used to treat anticonvulsants, anti-inflammatory, antiproliferative, anticoagulant, antiviral, immunostimulant, antioxidant, and antimicrobial treatments.
N. Nurlinda   +2 more
semanticscholar   +1 more source

Effect of different cooking methods on antioxidant properties of Tomato (Lycopersicon esculentum)

open access: yesCeylon Journal of Science, 2019
Tomato (Lycopersicon esculentum) is one of the rich sources of antioxidants, mainly, lycopene which is known to be associated with decreased risks of chronic diseases. However, cooking influences the antioxidant properties of vegetables.
S. Thanuja   +2 more
doaj   +1 more source

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