Results 61 to 70 of about 884,551 (187)

Research Progress in Taste Mechanism and Debittering Technologies of Bitter Peptides [PDF]

open access: yesShipin Kexue
Bitter peptides are generated during enzymatic protein hydrolysis. Their bitterness mainly originates from hydrophobic amino acids, which significantly affects the flavor quality of foods.
TU Ran, LI Yan
doaj   +1 more source

Hop Pellets Bitter Acids - Comparison of Different Determination Methods [PDF]

open access: yes, 2011
In the present study, the bitter acids composition of the hop pellets extract was determined and compared using two different methods. Conductometry and high-performance liquid chromatography (HPLC) methods are validated in the Food Safety and Quality ...
TRUTA, Delia   +4 more
core   +1 more source

Hop Phytochemicals and Their Potential Role in Metabolic Syndrome Prevention and Therapy

open access: yesMolecules, 2017
Historically, hop cones (Humulus lupulus) have been used since ancient times as a remedy for many ailments and, as a source of polyphenols and bitter acids, is very effective in the treatment of metabolic syndrome (MS).
Pavel Dostálek   +2 more
doaj   +1 more source

Mechanisms of Cancer Chemoprevention by Hop Bitter Acids (Beer Aroma) through Induction of Apoptosis Mediated by Fas and Caspase Cascades

open access: yes, 2009
The bitter acids of hops (Humulus lupulus L.) mainly consist of alpha- acids, beta-acids, and their oxidation products that contribute the unique aroma of the beer beverage.
陳威仁;林仁混   +1 more
core  

Micellar and microemulsion electrokinetic chromatography of hop bitter acids.

open access: yes, 1996
The elution order of the hop alpha- and beta-acids has been studied under different modes of electrokinetic separation. A model is advanced to explain the shorter migration times of the more hydrophobic beta-acids compared to the alpha-acids in micellar ...
Roman Szücs   +5 more
core   +1 more source

Unraveling the Effects of Freezing and Frozen Storage Temperatures on Hop Secondary Metabolites and Antioxidants

open access: yesAntioxidants
This study evaluated the effect of freezing and frozen storage at three temperatures (−20, −30, −40 °C) on hop (Humulus lupulus L.) secondary metabolites and antioxidant capacity. These temperatures were selected based on the glass transition temperature
Bilge Ece Özel   +5 more
doaj   +1 more source

New hop variety Agnus as the result of breeding process innovation in the Czech Republic

open access: yesPlant, Soil and Environment, 2002
In the 90th, a methodology of hop breeding was innovated in the Czech Republic. Registration of a new variety Agnus in 2001 represents the result of the innovation mentioned above.
V. Nesvadba, K. Krofta
doaj   +1 more source

Pulsed Electric Field Extraction of α and β-Acids From Pellets of Humulus lupulus (Hop)

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
This paper investigates the process of extracting hop pellets (hops) utilizing the pulsed electric field (PEF) technique and the contrasting effects of the technique between two distinct hop varieties (one bitter and one aromatic).
George Ntourtoglou   +6 more
doaj   +1 more source

Isolation and purification of alpha and beta bitter acids from hops [PDF]

open access: yes
Charles University, Faculty of Pharmacy in Hradec Králové Department: Department of Pharmacognosy and Pharmaceutical Botany Candidate: Kateřina Malá Supervisor: RNDr. Jaroslav Jenčo, Ph.D.
Malá, Kateřina
core   +1 more source

THE CONTENT IN ALPHA BITTER ACIDS OF HOP CULTIVARS CULTIVATED IN ROMANIA DURING 2008-2011 [PDF]

open access: yes, 2014
The objectives of the present study are integrated in the last research direction, namely the assessment of alpha bitter acids content of several hop varieties grown in Romanian hop farms.
SALANTA, Liana   +7 more
core   +1 more source

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