Results 71 to 80 of about 182,890 (341)

Efficient Peptide Alkyl Thioester Synthesis from Advanced Thiols and Peptide Hydrazides [PDF]

open access: yes
Peptide alkyl thioesters are versatile reagents in various synthetic applications, commonly generated from peptide hydrazides and thiols. However, a notable limitation is the need for a substantial excess of the thiol reagent, restricting usage to simple
Nathalie, Ollivier   +3 more
core   +2 more sources

Coordination‐Modulated Catalytic Pathways at Carbon Dots‐Supported Single‐Atom Sites Revealed by Thiol Interactions

open access: yesAdvanced Functional Materials, EarlyView.
Carbon dots‐supported single‐atom catalysts provide a model platform for uncovering how coordination interactions regulate catalytic reactivity. Thiol binding at Ru‒N4 centers reshapes the reaction energy landscape of H2O2 activation, dynamically modulating ROS‐generation pathways through electronic‐structure perturbation.
Yihong Chen   +11 more
wiley   +1 more source

Design and Characterization of Dicyanovinyl Reactive Dyes for the Colorimetric Detection of Thiols and Biogenic Amines

open access: yesSensors, 2018
The synthesis of two new azobenzene dyes, namely CR-528 and CR-555, and their spectral properties in ethanol solution are described. The recognition of sulfur-containing analytes (2-mercaptoethanol (2-ME), sodium hydrosulfide (NaHS)), and biogenic amines
Tinkara Mastnak   +3 more
doaj   +1 more source

Cu-Catalyzed Coupling of Aryl Iodides with Thiols Using Carbonyl-Phosphine Oxide Ligands

open access: yes, 2011
Cu-Catalyzed Coupling of Aryl Iodides with Thiols Using Carbonyl-Phosphine Oxide LigandsA series of carbonyl-phosphine oxide ligands were synthesized from 2-bromophenylaldehyde and used in Cu-catalyzed C-S coupling reactions. Aryl iodide and aryl bromide
Wan Boshun, Wang Haolong, 万伯顺
core   +1 more source

Functional Differentiation of Type II and Type I Collagen Articular Models in Synovial Fluid Film Formation and Recombinant Equine Lubricin Retention

open access: yesAdvanced Functional Materials, EarlyView.
Collagen II coatings support the formation of synovial fluid nanofilms, while collagen I coatings do not. Both bind recombinant equine lubricin similarly. These findings may help explain articular cartilage surface joint dysfunction, inform biomaterial design for synovial joint repair, and expand on lubricin‐based osteoarthritis therapies.
Diego R. Jaramillo Pinto   +12 more
wiley   +1 more source

Quantification of Thiols and Disulfides

open access: yesBiochimica et Biophysica Acta, 2013
Background Disulfide bond formation is a key posttranslational modification, with implications for structure, function and stability of numerous proteins.
J. R. Winther, C. Thorpe
semanticscholar   +1 more source

Fast microplate assay for simultaneous determination of thiols and dissolved sulfides in wastewater

open access: yes, 2017
International audience15 The present paper reports the development and the application of a microplate assay for the fast 16 and individual determination of thiols and sulfides.
Di Rocco, Robert   +9 more
core   +1 more source

Preferential Interfacial Engineering of Hydrogels via Interdigitated Nanoparticle Assembly

open access: yesAdvanced Functional Materials, EarlyView.
Robust surface functionalization of hydrogel surfaces is performed via interdigitated metal nanoparticle assembly, inducing strong affinity with the hydrogel matrix. The partially exposed nanoparticle domains act as interfacial nanobridges that mediate both chemical and physical bonding with diverse materials, including small molecules, fluorous ...
Hyeonjin Kim   +11 more
wiley   +1 more source

A Central Role for Thiols in Plant Tolerance to Abiotic Stress

open access: yesInternational Journal of Molecular Sciences, 2013
Abiotic stress poses major problems to agriculture and increasing efforts are being made to understand plant stress response and tolerance mechanisms and to develop new tools that underpin successful agriculture.
L. Zagorchev   +3 more
semanticscholar   +1 more source

Protein Thiol Modification and Thiol Proteomics

open access: yes, 2012
Cysteine plays an important role in the regulation of redox chemistry and gene expression and is essential in the structural and macromolecular organisation of proteins. Thiol oxidation leads to misfolding and the influencing of the protein function (Buczek et al., 2007).
Yingxian Li, Xiaogang Wang, Qi Li
openaire   +2 more sources

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