Results 21 to 30 of about 17,776 (241)

Prevalent Human Gut Bacteria Hydrolyse and Metabolise Important Food-Derived Mycotoxins and Masked Mycotoxins

open access: yesToxins, 2020
Mycotoxins are important food contaminants that commonly co-occur with modified mycotoxins such as mycotoxin-glucosides in contaminated cereal grains. These masked mycotoxins are less toxic, but their breakdown and release of unconjugated mycotoxins has ...
Noshin Daud   +6 more
doaj   +1 more source

Photocatalytic Cross‐Coupling of Phenols and Heteroaryl Halides With Machine Learning‐Guided Reaction Prediction

open access: yesAngewandte Chemie, EarlyView.
Photocatalytic cross‐coupling: A redox‐neutral photochemical method enables direct C(sp2)─C(sp2) bond formation between phenols and heteroaryl halides using an organic dye and base. Complementary radical generation allows efficient cross‐coupling in up to 91% yield. Mechanistic studies, DFT, HTE, and machine learning rationalize and predict reactivity,
Matthew C. Carson   +4 more
wiley   +2 more sources

Bitter phenolic glucosides from seeds of olive (Olea europaea )

open access: yesGrasas y Aceites, 1994
From the seeds of Olea europaea, three known glucosides, salidroside (tyrosol-glucose), nüzhenide (glucose-elenolic acid-glucosetyrosol) and nüzhenide-oleoside have been isolated as well as two new secoiridoid glucosides with tyrosol, elenolic acid and ...
R. Maestro-Durán   +4 more
doaj   +1 more source

Alkaliempfindliche Glucoside: Das Glucosid des Äthylencyanhydrins

open access: yesZeitschrift für Naturforschung B, 1949
Das β-d-Glucosid des Äthylencyanhydrins, das neu hergestellt wird, erweist sich als alkaliempfindlich. Das aus ihm gewonnene β-d-Glucosid des Aminoäthanols verhält sich normal.
Burckhardt Helferich, Gisela Weber
openaire   +1 more source

Changes in Isoflavone Profile from Soybean Seeds during Cheonggukjang Fermentation Based on High-Resolution UPLC-DAD-QToF/MS: New Succinylated and Phosphorylated Conjugates

open access: yesMolecules, 2022
In this study, thirty-eight isoflavone derivatives were comprehensively identified and quantified from the raw, steamed and fermented seeds of four selected soybean cultivars based on UPLC-DAD-QToF/MS results with reference to the previously reported LC ...
Suji Lee   +12 more
doaj   +1 more source

Cytokinin-Specific Glycosyltransferases Possess Different Roles in Cytokinin Homeostasis Maintenance

open access: yesFrontiers in Plant Science, 2016
Plant hormones cytokinins (CKs) are one of the major mediators of physiological responses throughout plant life span. Therefore, a proper homeostasis is maintained by regulation of their active levels.
Mária Šmehilová   +4 more
doaj   +1 more source

High-level de novo biosynthesis of glycosylated zeaxanthin and astaxanthin in Escherichia coli

open access: yesBioresources and Bioprocessing, 2021
Because of wide applications in food, feed, pharmaceutical and cosmetic industries, the carotenoid market is growing rapidly. Most carotenoids are hydrophobic, which limits their bioavailability.
Xixian Chen   +4 more
doaj   +1 more source

Studies on Cytotoxic Activity against HepG-2 Cells of Naphthoquinones from Green Walnut Husks of Juglans mandshurica Maxim

open access: yesMolecules, 2015
Twenty-seven naphthoquinones and their derivatives, including four new naphthalenyl glucosides and twenty-three known compounds, were isolated from green walnut husks, which came from Juglans mandshurica Maxim.
Yuanyuan Zhou   +6 more
doaj   +1 more source

Structural analysis of rice Os4BGlu18 monolignol β-glucosidase.

open access: yesPLoS ONE, 2021
Monolignol glucosides are storage forms of monolignols, which are polymerized to lignin to strengthen plant cell walls. The conversion of monolignol glucosides to monolignols is catalyzed by monolignol β-glucosidases.
Supaporn Baiya   +3 more
doaj   +1 more source

Isoflavone composition of germinated soybeans after freeze–thaw

open access: yesFood Chemistry: X, 2022
We studied the effect of freeze–thaw on isoflavone composition in germinated soybeans, particularly the conversion of aglycones, the isoflavone monomers with high biological activity.
Wenmin Ji   +3 more
doaj   +1 more source

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