Results 11 to 20 of about 12,684 (226)

Optimization of Extraction Conditions to Improve Chlorogenic Acid Content and Antioxidant Activity of Extracts from Forced Witloof Chicory Roots

open access: yesFoods, 2022
Chlorogenic acids are major phenolic constituents in many herbal medicines and exhibit various bioactivities that explain the growing interest in extracting chlorogenic acids from biomass.
Morad Chadni   +7 more
doaj   +1 more source

Online Identification and Constitutive Relationship Analysis of Antioxidant Components in Jerusalem Artichoke

open access: yesShipin gongye ke-ji, 2023
In this study, a new method based on the HPLC online scavenging diphenyl-1-picrylhydrazyl (DPPH) radical activity and Q-TOF/MS for the rapid screening and identification of caffeoylquinic acids in Jerusalem artichoke, and its antioxidant activity was ...
Zhiyi ZHANG   +5 more
doaj   +1 more source

Potential of a sunflower seed by-product as animal fat replacer in healthier Frankfurters [PDF]

open access: yes, 2020
Upcycled defatted sunflower seed flour (SUN), a by-product obtained from sunflower oil extraction, was used as an animal fat replacer to develop healthier frankfurters.
Grasso, Simona   +4 more
core   +1 more source

Antinociceptive Effect of an Aqueous Extract and Essential Oil from Baccharis heterophylla

open access: yesPlants, 2021
Infusions and poultices prepared from the aerial parts of Baccharis heterophylla Kunth (Asteraceae) are widely used in Oaxaca (Mexico) for relieving painful and inflammatory complaints. Therefore, the antinociceptive potential of an aqueous extract (31.6–
Erika Castillejos-Ramírez   +5 more
doaj   +1 more source

Xanthine oxidase inhibitory study of eight structurally diverse phenolic compounds

open access: yesFrontiers in Nutrition, 2022
This project was designed to explore the xanthine oxidase (XO) inhibitory mechanism of eight structurally diverse phenolic compounds [quercetin: C1, quercetin-3-rhamnoside: C2, 4, 5-O-dicaffeoylquinic acid: C3, 3, 5-O-dicaffeoylquinic acid: C4, 3, 4-O-di-
Arshad Mehmood   +15 more
doaj   +1 more source

Quantitative Analysis of Six Phenolic Acids in Artemisia capillaris (Yinchen) by HPLC-DAD and Their Transformation Pathways in Decoction Preparation Process

open access: yesJournal of Analytical Methods in Chemistry, 2020
We aimed to establish a quantitative analysis method of six constituents (5-caffeoylquinic acid, 3-caffeoylquinic acid, 4-caffeoylquinic acid, 1,3-dicaffeoylquinic acid, 3,4-dicaffeoylquinic acid, and 4,5-dicaffeoylquinic acid) in Artemisia capillaris ...
Fang Tian   +6 more
doaj   +1 more source

THE COMPARATIVE OVERVIEW OF HPLC ANALYSIS OF DIFFERENT EXTRACTS FROM MORUS SPECIES FROM SOUTHEAST SERBIA

open access: yesStudia Universitatis Babes-Bolyai Chemia, 2020
The aim of this work was to evaluate the content of phenolic compounds (phenols, flavonoids and anthocyanins) of Morus alba L. fruit (white mulberry), Morus rubra L. (red mulberry) and Morus nigra L. fruit (black mulberry) by the HPLC analysis.
Danica DIMITRIJEVIĆ   +7 more
doaj   +1 more source

Identification of Non-Volatile Compounds Generated during Storage That Impact Flavor Stability of Ready-to-Drink Coffee

open access: yesMolecules, 2022
Coffee brew flavor is known to degrade during storage. Untargeted and targeted LC/MS flavoromics analysis was applied to identify chemical compounds generated during storage that impacted the flavor stability of ready-to-drink (RTD) coffee.
Hao Lin   +3 more
doaj   +1 more source

Quantification of Major Bioactive Constituents, Antioxidant Activity, and Enzyme Inhibitory Effects of Whole Coffee Cherries (Coffea arabica) and Their Extracts

open access: yesMolecules, 2021
Coffee cherry is a rich source of chlorogenic acids (CGAs) and caffeine. In this study we examined the potential antioxidant activity and enzyme inhibitory effects of whole coffee cherries (WCC) and their two extracts on α-amylase, α-glucosidase and ...
Boris Nemzer   +2 more
doaj   +1 more source

The polyphenolic and hydroxycinnamate contents of whole coffee fruits from China, India and Mexico [PDF]

open access: yes, 2013
Air dried whole coffee fruits, beans and husks from China, India and Mexico were analysed for their chlorogenic acids (CGA), caffeine, and polyphenolic content. Analysis was by HPLC and Orbitrap exact mass spectrometry.
Combet, E.   +4 more
core   +1 more source

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