Results 21 to 30 of about 40,475 (311)

Synthesis of Gentiooligosaccharides of Genistein and Glycitein and Their Radical Scavenging and Anti-Allergic Activity

open access: yesMolecules, 2011
The synthesis of gentiooligosaccharides of genistein and glycitein using cultured cells of Eucalyptus perriniana as biocatalysts was investigated. The cells of E. perriniana glycosylated genistein and glycitein to give the corresponding 4'-O-b-glucosides,
Hiroki Hamada   +3 more
doaj   +1 more source

Spatial separation of the cyanogenic β-glucosidase ZfBGD2 and cyanogenic glucosides in the haemolymph of Zygaena larvae facilitates cyanide release [PDF]

open access: yesRoyal Society Open Science, 2017
Low molecular weight compounds are typically used by insects and plants for defence against predators. They are often stored as inactive β-glucosides and kept separate from activating β-glucosidases.
Stefan Pentzold   +8 more
doaj   +1 more source

Effective genome editing and identification of a regiospecific gallic acid 4-O-glycosyltransferase in pomegranate (Punica granatum L.). [PDF]

open access: yes, 2019
Pomegranate (Punica granatum L.) trees are woody perennials that bear colorful and nutritious fruits rich in phenolic metabolites, e.g., hydrolyzable tannins (HTs) and flavonoids.
Chang, Lijing, Tian, Li, Wu, Sheng
core   +1 more source

Cyanogenesis in Arthropods: From Chemical Warfare to Nuptial Gifts

open access: yesInsects, 2018
Chemical defences are key components in insect–plant interactions, as insects continuously learn to overcome plant defence systems by, e.g., detoxification, excretion or sequestration.
Mika Zagrobelny   +3 more
doaj   +1 more source

Validated UPLC-MS/MS methods to quantitate free and conjugated Alternaria toxins in commercially available tomato products and fruit and vegetable juices in Belgium [PDF]

open access: yes, 2016
Ultraperformance liquid chromatography tandem mass spectrometry and Quick, Easy, Cheap, Effective, Rugged, and Safe based analytical methodologies to quantitate both free (alternariol (1), alternariol monomethyl ether (2), tenuazonic acid (3), tentoxin ...
Asam, Stefan   +10 more
core   +3 more sources

Chemical Metabolomics: Chemical Biology Tools for Advanced Metabolism Investigations

open access: yesAngewandte Chemie, EarlyView.
The human metabolism has been investigated for several millennia. The metabolome is known for a high complexity due to a large number of different metabolites that are present at different concentrations. Metabolomics has been developed as a field to investigate the entire human metabolome and to elucidate disease development mechanisms.
Alejandro Torregrosa‐Chinillach   +4 more
wiley   +2 more sources

Helicobacter pylori cholesteryl α-glucosides contribute to its pathogenicity and immune response by natural killer T cells. [PDF]

open access: yesPLoS ONE, 2013
Approximately 10-15% of individuals infected with Helicobacter pylori will develop ulcer disease (gastric or duodenal ulcer), while most people infected with H. pylori will be asymptomatic.
Yuki Ito   +18 more
doaj   +1 more source

Metabolic labelling of cholesteryl glucosides in Helicobacter pylori reveals how the uptake of human lipids enhances bacterial virulence. [PDF]

open access: yes, 2016
Helicobacter pylori infects approximately half of the human population and is the main cause of various gastric diseases. This pathogen is auxotrophic for cholesterol, which it converts upon uptake to various cholesteryl α-glucoside derivatives ...
Chen, Yet-Ran   +11 more
core   +1 more source

In vitro stability and ex vivo absorption of thymol monoglucosides in the porcine gut

open access: yesAnimal, 2022
Thymol α-D-glucopyranoside (TαG) and thymol β-D-glucopyranoside (TβG) are believed to have different kinetic behaviours in the porcine gut than its parent aglycon thymol.
N. Van Noten   +5 more
doaj   +1 more source

Anatomy, histochemistry and biochemistry of glucovanillin, oleoresin and mucilage accumulation sites in green mature vanilla pod (Vanilla planifolia; Orchidaceae): A comprehensive and critical reexamination [PDF]

open access: yes, 2009
Introduction. Les gousses de vanille vertes matures accumulent du 4-O-(3- méthoxy-benzaldehyde)- -D-glucoside (glucovanilline), qui, par hydrolyse à l'aide une -glucosidase endogène, libère de la vanilline, le composé d'arôme majoritaire de la vanille ...
Brillouet, Jean-Marc, Odoux, Eric
core   +1 more source

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