Results 21 to 30 of about 12,893 (221)

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

Matching in vitro bioaccessibility of polyphenols and antioxidant capacity of soluble coffee by Boosted Regression Trees [PDF]

open access: yes, 2015
The aim of this study was to evaluate changes in polyphenol profile and antioxidant capacity of five soluble coffees throughout a simulated gastro-intestinal digestion, including absorption through a dialysis membrane.
Baroni, María Verónica   +7 more
core   +1 more source

Caffeoylquinic Acids from the Aerial Parts of Chrysanthemum coronarium L.

open access: yesPlants, 2017
To elucidate the chemical compositions of the aerial parts of Chrysanthemum coronarium L., the ethanol extracts of Ch. coronarium L. were firstly isolated by the MCI-gel resin column.
Chunpeng Wan   +4 more
doaj   +1 more source

Phytochemical characterization of Tabernanthe iboga root bark and its effects on dysfunctional metabolism and cognitive performance in high-fat-fed C57BL/6J mice [PDF]

open access: yes, 2018
Preparations of the root bark of Tabernanthe iboga have long been used in Central and West African traditional medicine to combat fatigue, as a neuro-stimulant in rituals, and for treatment of diabetes. The principal alkaloid of T.
Akinyeke, Tunde   +11 more
core   +2 more sources

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

Espresso coffees, caffeine and chlorogenic acid intake: potential health implications [PDF]

open access: yes, 2012
HPLC analysis of 20 commercial espresso coffees revealed 6-fold differences in caffeine levels, a 17-fold range of caffeoylquinic acid contents, and 4-fold differences in the caffeoylquinic acid:caffeine ratio.
Ashihara   +13 more
core   +1 more source

Intra- and inter-metabolite correlation spectroscopy of tomato metabolomics data obtained by liquid chromatography-mass spectrometry and nuclear magnetic resonance [PDF]

open access: yes, 2008
Nuclear magnetic resonance (NMR) and liquid chromatography-mass spectrometry (LCMS) are frequently used as technological platforms for metabolomics applications.
Bino, R.J.   +4 more
core   +2 more sources

Tandem mass spectrometry of aqueous extract from Ficus dubia sap and its cell-based assessments for use as a skin antioxidant

open access: yesScientific Reports, 2021
Since 2006, Ficus dubia has been reported as a new Ficus species in Thailand. As per our recent report, the red-brown aqueous extract of F. dubia sap (FDS) has been determined to strongly exhibit in vitro anti-radicals. However, the phytochemicals in the
Chaisak Chansriniyom   +9 more
doaj   +1 more source

Characterization of Phenolic Constituents from Prunus cerasifera Ldb Leaves

open access: yesJournal of Chemistry, 2020
To elucidate the chemical compositions of Prunus cerasifera Ldb leaves, the methanol extracts were firstly fractionated by ethyl acetate and n-butanol, respectively.
Wei Liu   +2 more
doaj   +1 more source

Acidity and Antioxidant Activity of Cold Brew Coffee. [PDF]

open access: yes, 2018
The acidity and antioxidant activity of cold brew coffee were investigated using light roast coffees from Brazil, two regions of Ethiopia, Columbia, Myanmar, and Mexico.
Fuller, Megan, Rao, Niny Z.
core   +3 more sources

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