Results 11 to 20 of about 1,693,639 (223)

Evaluation of Czech Hops Harvested in 2014 – Part I: Contents of α- and β-Bitter Acids [PDF]

open access: yesKvasný průmysl, 2015
The contents of α- and β- bitter acids from hops harvested in the Czech Republic in 2014 have been evaluated. Samples originated from all growing areas – Žatec, Úštěk and Tršice (77.3%, 10.6% and 12.1% of the hop garden areas in the Czech Republic).
Alexandr Mikyška, Marie Jurková
doaj   +2 more sources

Evaluation of α- and β-Bitter Acids Content in Harvest of Czech Hops in 2017 [PDF]

open access: yesKvasný průmysl, 2018
This article presents the results of the harvest forecast of the α- and β-acid content of the Czech hop varieties in the 2017 harvest (194 samples in total). Hops were analyzed using EBC 7.7 (HPLC) method.
Alexandr Mikyška, Marie Jurková
doaj   +2 more sources

Metabolism of Hop-Derived Bitter Acids

open access: yesJournal of Agricultural and Food Chemistry, 2013
In this study, in vitro metabolism of hop-derived bitter acids was investigated. Besides their well-known use as bitter compounds in beer, in several studies, bioactive properties have been related to these types of molecules. However, scientific data on
Arne Heyerick   +2 more
exaly   +3 more sources

High Performance Liquid Chromatographic Analysis of Beer Bitter Acids

open access: yesJournal of the American Society of Brewing Chemists, 1981
A quantitative high performance liquid chromatography (HPLC) analysis for beer bitter acids is presented. The method uses 10-μm silica gel modified wih octadecyl groups and isocratic elution with tetrabutylammonium hydroxide in acidic methanol-water as ...
C Dewaele
exaly   +2 more sources

Transport of Hop Bitter Acids across Intestinal Caco-2 Cell Monolayers

open access: yesJournal of Agricultural and Food Chemistry, 2010
Several health-beneficial properties of hop bitter acids have been reported; however, scientific data on the bioavailability of these compounds are lacking.
Arne Heyerick   +2 more
exaly   +2 more sources

Improving Effects of Hop-Derived Bitter Acids in Beer on Cognitive Functions: A New Strategy for Vagus Nerve Stimulation

open access: yesBiomolecules, 2020
Dementia and cognitive decline are global public health problems. Moderate consumption of alcoholic beverages reduces the risk of dementia and cognitive decline.
Tatsuhiro Ayabe   +2 more
doaj   +3 more sources

PHOTOMETRIC CONSTANTS OF HOP BITTER ACIDS

open access: yesJournal of the Institute of Brewing, 1978
The specific extinction values for the most important bitter acids are ...
J. Van Dyck   +5 more
exaly   +2 more sources

Hop Bitter Acids Increase Hippocampal Dopaminergic Activity in a Mouse Model of Social Defeat Stress

open access: yesInternational Journal of Molecular Sciences, 2020
As daily lifestyle is closely associated with mental illnesses, diet-based preventive approaches are receiving attention. Supplementation with hop bitter acids such as iso-α-acids (IAA) and mature hop bitter acids (MHBA) improves mood states in ...
Yasuhisa Ano   +2 more
exaly   +2 more sources

Ultimate Molecular Theory of Bitter Taste [PDF]

open access: yes, 2021
More than thirty years ago, I proposed a theory about sweet and bitter molecules’ recognition by protein helical structures. Unfortunately the papers could not go to public platform until now.
Huazhong, He
core   +1 more source

Direct characterization of bitter acids in a crude hop extract by liquid chromatography-atmospheric pressure chemical ionization mass spectrometry [PDF]

open access: yes, 2004
The applicability of on-line coupling of reversed-phase high-performance liquid chromatography to atmospheric pressure ionization tandem mass spectrometry for the separation and characterization of hop acids mixture from the crude extract of Humulus ...
Xiao, HB   +7 more
core   +2 more sources

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