Results 41 to 50 of about 9,855 (236)

FLAVONOIEJS ‘AND OTHER NATURAL ANTIOXIDANTS IN RAW AND ROASTED ARABICA COFFEE BEANS [PDF]

open access: yesJournal of Food and Dairy Sciences, 2006
Fiavonoids (Rutin. Quercetin, Kaempferol and Isorhamnetin), and other natural antioxidants [Vitamins E and C} contents in two Abyssinian coffee (Berry and Harar beans} which are dominating the coffee market in the Gulf area were determined.
N. Al Bader, M. Tawfik,
doaj   +1 more source

Comparison of Batch and Continuous Wet-Processing of Coffee: Changes in the Main Compounds in Beans, By-Products and Wastewater

open access: yesFoods, 2020
Many technical challenges still need to be overcome to improve the quality of the green coffee beans. In this work, the wet Arabica coffee processing in batch and continuous modus were investigated.
Gustavo A. Figueroa Campos   +3 more
doaj   +1 more source

Detection of Markers in Green Beans and Roasted Beans of Kalosi-Enrekang Arabica Coffee with Different Postharvest Processing Using LC-MS/MS

open access: yesInternational Journal of Food Science, 2023
Our study is aimed at evaluating the effect of postharvest processing (natural, honey, and fully washed) on the compounds profile in green beans and roasted beans of Kalosi-Enrekang Arabica coffee and determining the marker compounds for each process ...
Yulianti Yulianti   +4 more
doaj   +1 more source

Enhancing Robusta coffee aroma by modifying flavour precursors in the green coffee bean [PDF]

open access: yesFood Chemistry, 2019
This study attempted to improve Robusta sensory properties by modifying the beans chemical composition. Building on our previous work, which modified bean pH through acid pre-treatment, a model system was developed where, sugar solutions (glucose, fructose, sucrose) were used to pre-treat Robusta coffee beans with the aim to modify the concentration ...
Liu, Chujiao   +5 more
openaire   +2 more sources

Glucosylated forms of serotonin and tryptophan in green coffee beans [PDF]

open access: yes, 2016
Green beans of Robusta and Arabica coffee species were examined by HPLC-ESI-MS2 analysis for the content of glycosylated forms of serotonin and its N-methylated derivatives.
D'Onofrio, Nunzia   +6 more
core   +3 more sources

Metals in green coffee beans from major coffee-growing regions of Ethiopia [PDF]

open access: yes, 2017
The metal contents of green coffee beans cultivated in major coffee growing zones of Ethiopia (Wollega, Sidamo, Harar, Bench Maji and Kafa) have been determined in representative samples of the five coffee varieties collected from Coffee Quality ...
Taddese Wondimu Godeto   +2 more
core   +1 more source

The Changes of Kahweol and Cafestol of Arabica Coffee from Bean to Consumption: A Systematic Literature Review

open access: yesBeverages
The main diterpenes found in coffee, kahweol and cafestol, possess anti-inflammatory, anti-diabetic, and anticancer properties but are also reported to cause hypercholesterolemic effects. Their concentrations are known to be variable in coffee.
A. Ita Juwita   +5 more
doaj   +1 more source

THE EFFECT OF STEEPING ROBUSTA COFFEE BEANS ON MONOCYTES: EXPRESSION OF IL-1β AND TNF-α AGAINST Streptococcus mutans [PDF]

open access: yes, 2019
Adhesion, IL–1β, TNF–α are components that affect in inflammation. So, the effect of steeping green and black Robusta coffee beans to adhesion of Streptococcus mutans on this components.
Yani, Ristya Widi Endah   +6 more
core   +3 more sources

Studying the Effect of Dark Coffee and its Extract on Protection from Hyperlipidemia in Rats [PDF]

open access: yesمجلة دراسات و بحوث التربیة النوعیة
Coffee contains more than 800 compounds known to have an impact on human health. The purpose of this study is to investigate how ground dark or green coffee or extracted coffee bean affects the serum lipid profile and other related parameters.
Ahmed A. Ameen, Ibrahim S. Salem and Sharehan A. Ghareeb
doaj   +1 more source

Species and geographical origin authenticity of green coffee beans using UV–VIS spectroscopy and PLS–DA prediction model

open access: yesFood Chemistry Advances, 2023
Coffee with different regions and species tends to have different chemical compositions and, therefore, gains variable commercial values. This means that the authenticity of green coffee beans, the raw material for coffee beverages, is necessary for ...
Nguyen Minh Quan   +9 more
doaj   +1 more source

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