Results 1 to 10 of about 27,241 (209)

Supercritical carbon dioxide hop extraction [PDF]

open access: yesActa Periodica Technologica, 2005
The hop of Magnum cultivar was extracted using supercritical carbon dioxide (SFE-as extractant). Extraction was carried out in the two steps: the first one being carried out at 150 bar and 40°C for 2.5 h (Extract A), and the second was the extraction of ...
Pfaf-Šovljanski Ivana I.   +4 more
doaj   +3 more sources

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

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   +2 more sources

Lactic acid bacteria fermentation improves the physicochemical properties, bioactivity, and metabolic profiles of lychee pulp [PDF]

open access: yesFood Chemistry: X
Lactiplantibacillus plantarum NCU0011259 was employed to ferment lychee pulp, with a systematic investigation of the flavor and bioactivities of the resulting product in this study.
Yajie Ruan   +7 more
doaj   +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

A flavin-dependent monooxygenase favors the formation of (6S)-α-bitter acids in hop glandular trichomes [PDF]

open access: yesPlant Communications
Chengyong Feng   +5 more
doaj   +2 more sources

Summary Evaluation of bitter acids and polyphenols content in Czech hops harvest in 2013 - I: Contents of α- and β-Bitter Acids..

open access: yesKvasný průmysl, 2014
The contents of α- and β- bitter acids from hops harvested in the Czech Republic in 2013 have been evaluated. The sampling was done in all three growing areas - Žatec (77.8% of the hop yard areas in the Czech Republic), Úštěk (10.6%) and Tršice (11.7 ...
Alexandr MIKYŠKA, Marie JURKOVÁ
doaj   +3 more sources

Analysis and prognosis of bitter acids content in Czech hop varieties – year 2020 and long-term comparisons and trends

open access: yesKvasný průmysl, 2021
The article deals with the harvest forecast of the content of bitter acids in Czech hop varieties harvested in 2020. This is presented in the context of long-term trends in the content and composition of bitter acids analogues and the stability of the ...
Alexandr Mikyška   +2 more
doaj   +1 more source

Exploration of isoxanthohumol bioconversion from spent hops into 8-prenylnaringenin using resting cells of Eubacterium limosum [PDF]

open access: yes, 2020
Hops is an almost unique source of the potent phytoestrogen 8-prenylnaringenin (8-PN). As hops contain only low levels of 8-PN, synthesis may be more attractive than extraction.
Bolca, Selin   +6 more
core   +2 more sources

A new family of diverse skin peptides from the microhylid frog genus phrynomantis [PDF]

open access: yes, 2020
A wide range of frogs produce skin poisons composed of bioactive peptides for defence against pathogens, parasites and predators. While several frog families have been thoroughly screened for skin-secreted peptides, others, like the Microhylidae, have ...
Ballet, Steven   +7 more
core   +1 more source

Sub- and Supercritical Extraction of Slovenian Hops (Humulus lupulus L.) Aurora Variety Using Different Solvents

open access: yesPlants, 2021
This work investigates the efficiency of supercritical fluid extraction of hops with a variety of solvents including carbon dioxide (CO2), propane, sulfur hexafluoride (SF6), and dimethyl ether (DME) at various densities (low-density and high-density ...
Katja Bizaj   +3 more
doaj   +1 more source

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