Results 81 to 90 of about 32,114 (276)

Effects of Composite Reclamation Models of Sea Buckthorn, A Pioneer Species in Semi‐Arid Regions, on Soil Quality and Microbial Communities

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Open‐pit coal mining severely degrades soil and ecosystem functions, constraining regional sustainability. Vegetation‐based reclamation has therefore been widely adopted as an effective approach to promote soil recovery and ecosystem restoration.
Bo Wen   +7 more
wiley   +1 more source

Facile synthesis of nitrophenyl 2-acetamido-2-deoxy-α-D-mannopyranosides from ManNAc-oxazoline

open access: yesBeilstein Journal of Organic Chemistry, 2012
The synthetic procedures for a large-scale preparation of o- and p-nitrophenyl 2-acetamido-2-deoxy-α-D-mannopyranoside are described. The synthetic pathway employs the glycosylation of phenol with ManNAc oxazoline, followed by nitration of the aromatic ...
Karel Křenek   +5 more
doaj   +1 more source

Analysis of Carbohydrates and Glycoconjugates by Matrix‐Assisted Laser Desorption/Ionization Mass Spectrometry: An Update for 2023–2024

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT The use of MALDI mass spectrometry for the analysis of carbohydrates and glycoconjugates is a well‐established technique and this comprehensive review is the twelfth update of the original article published in 1999 and brings coverage of the literature to the end of 2024.
David J. Harvey
wiley   +1 more source

Effect of Raw Material, Pressing and Glycosidase on the Volatile Compound Composition of Wine Made From Goji Berries

open access: yesMolecules, 2016
This study investigated the effect of raw material, pressing, and glycosidase on the aromatic profile of goji berry wine. The free-run and the pressed juice of dried and fresh goji berries were used for wine production, whereas glycosidase was applied to
Guanshen Yuan   +7 more
doaj   +1 more source

Anomeric Inversions by Glycosidases [PDF]

open access: yesNature, 1955
β-AMYLASE has so far been considered a unique case among hydrolytic enzymes, as its action is accompanied by an inversion of the anomeric configuration of the splitting product produced; that is, β-maltose is formed from amylose, contrary to expectation.
openaire   +2 more sources

Mass Spectrometry Insights Into Post‐Translational Modifications in Extracellular Vesicles

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT Extracellular vesicles (EVs) are membrane‐enclosed structures secreted by virtually all living cells, serving as essential mediators of intercellular communication in both physiological and pathological processes. There is growing interest in their potential applications as biomarkers, therapeutic targets, and drug delivery systems, which ...
Dávid Virág   +5 more
wiley   +1 more source

Glycosidases separation and their relation to alcohol aroma production in the flowers of Gardenia Jasminoides E

open access: yes浙江大学学报. 农业与生命科学版, 2000
Glycosidases were separated with CM-Toyopearl 650M column chromatography in this study. The collected liquid was divided into eleven fractions from A to K by the activities of three glycosidases β-Glucosidase, β-Xylosidase and β-Primeverosidase.
DONG Shang-sheng, TONG Qi-qing
doaj   +1 more source

Supervised Protein Structure Classification Using Topological Persistence With DeltaFold

open access: yesProteins: Structure, Function, and Bioinformatics, EarlyView.
ABSTRACT Recent advances in protein structure prediction have considerably increased the number of available structures, underscoring the need for scalable and accurate methods to compare and classify this huge amount of data. Current approaches based on sequence alignment or structural superposition often lack sensitivity and/or are computationally ...
Joseph Nardin‐Gennequin   +3 more
wiley   +1 more source

Brain calcification‐associated JAM2 pathogenic mutations impair JAM2–JAM3 tight junction structure and the blood–brain barrier integrity

open access: yesBrain Pathology, EarlyView.
Pathogenic JAM2 mutations disrupt the JAM2–JAM3 heterodimer structure and tight junction integrity, leading to blood–brain barrier breakdown. Consequently, Jam2‐deficient mice develop prominent midbrain calcification and significant motor impairments, identifying the JAM2–JAM3 interaction as a vital target for primary brain calcification therapeutics ...
Dehao Yang   +24 more
wiley   +1 more source

Powdered hibiscus anthocyanin‐nanofibril complexes as natural colourants: Stability and application in yoghurt and soft candy

open access: yesColoration Technology, EarlyView.
Abstract The instability of anthocyanins limits their application as natural food colorants. This study aimed to enhance the stability of anthocyanins extracted from Hibiscus sabdariffa through copigmentation with protein nanofibrils produced from pea, rice, gluten and whey isolates. Linear and curly nanofibril structures were prepared and incorporated
Vildan Eyiz   +2 more
wiley   +1 more source

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