Supercritical fluid extraction of hops [PDF]
Five cultivars of hop were extracted by the method of supercritical fluid extraction using carbon dioxide (SFE-CO2) as extractant. The extraction (50 g of hop sample using a CO2 flow rate of 97.725 L/h) was done in the two steps: 1. extraction at 150 bar
Zeković Zoran +2 more
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We compared the efficacy for protein extraction of water versus enzymatic extraction. The amino-acid composition, inhibitory activity against enzymes α-amylase and α-glucosidase, and anti-glycation activities of silk protein extract (SPE) were determined.
Chuleeporn Bungthong +3 more
doaj +1 more source
Evaluation of α- and β-Bitter Acids Content in Harvest of Czech Hops in 2017
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 +1 more source
Honey volatiles as a fingerprint for botanical origin: a review on their occurrence on monofloral honeys [PDF]
Honeys have specific organoleptic characteristics, with nutritional and health benefits, being highly appreciated by consumers, not only in food but also in the pharmaceutical and cosmetic industries. Honey composition varies between regions according to
Figueiredo, Ana Cristina +3 more
core +1 more source
Inhibitory effect of hop fractions against Gram-positive multi-resistant bacteria. A pilot study
Aim: Our research focused on the antimicrobial effects of purified hop (Humulus lupulus L.) fractions including α-bitter acids (humulones), β-bitter acids (lupulones) and xanthohumol, and a commercial CO2 hop extract of bitter acids against reference and
Katerina Bogdanova +7 more
doaj +1 more source
Pulsed Electric Field Extraction of α and β-Acids From Pellets of Humulus lupulus (Hop)
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
Betalains in some species of the amaranthaceae family: A review [PDF]
Natural pigments are largely distributed in the plant kingdom. They belong to diverse groups, with distinct biochemical pathways. Betalains with colours that range from yellow to red-violet can de divided into two main subgroups: betaxanthins and ...
Ali +31 more
core +2 more sources
Hop Phytochemicals and Their Potential Role in Metabolic Syndrome Prevention and Therapy
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
Impact of a 6-wk olive oil supplementation in healthy adults on urinary proteomic biomarkers of coronary artery disease, chronic kidney disease, and diabetes (types 1 and 2): a randomized, parallel, controlled, double-blind study [PDF]
Background: Olive oil (OO) consumption is associated with cardiovascular disease prevention because of both its oleic acid and phenolic contents. The capacity of OO phenolics to protect against low-density lipoprotein (LDL) oxidation is the basis for a ...
Altman +47 more
core +1 more source
Comparison of Czech hop cultivars based on their contenst of secondary metabolites
Seven Czech hop varieties (dry hop cones) coming from the harvest of 2008 (Agnus, Bor, Harmonie, Premiant, Rubín, Sládek, and Saaz) were compared for their composition depending on their varietal differentiation.
Lukáš Jelínek +3 more
doaj +1 more source

