نتایج جستجو برای: thiol

تعداد نتایج: 12128  

2014
Sebastian Reinelt Monir Tabatabai Urs Karl Fischer Norbert Moszner Andreas Utterodt Helmut Ritter

Thiol-ene photopolymerizations gain a growing interest in academic research. Coatings and dental restoratives are interesting applications for thiol-ene photopolymerizations due to their unique features. In most studies the relative flexible and hydrophilic ester derivative, namely pentaerythritoltetra(3-mercaptopropionate) (PETMP), is investigated as the thiol component. Thus, in the present s...

Journal: :The Biochemical journal 1970
W Hasselbach G Taugner

The thiol groups of the vesicular protein of bovine adrenal medulla were allowed to react with the bifunctional thiol reagent bis-(N-maleimidomethyl) ether and with the monofunctional thiol reagent N-ethylmaleimide, and the ATP-dependent and -independent catecholamine fluxes of the modified preparations were studied. 1. During the initial phase of the reaction bis-(N-maleimidomethyl) ether bloc...

2017
Fatma FİDAN Berat Meryem ALKAN Fatma Gülçin UĞURLU Sinem BOZKURT Nebahat SEZER Cemile BİÇER Özcan EREL Özge ARDIÇOĞLU Selami AKKUŞ

©2017 Turkish League Against Rheumatism. All rights reserved. ABSTRACT Objectives: This study aims to investigate dynamic thiol/disulphide homeostasis in patients with fibromyalgia syndrome (FMS). Patients and methods: Fifty female patients with FMS (mean age 40.5±7.2 years; range 21 to 55 years) and 40 healthy female controls (mean age 39±9.4 years, range 22 to 55 years) were included in the s...

Journal: :Bosnian journal of basic medical sciences 2016
Atalay Dogru Ayse Balkarli Gozde Yildirim Cetin Salim Neselioglu Ozcan Erel Sevket Ercan Tunc Mehmet Sahin

Ankylosing spondylitis (AS) is a chronic inflammatory disease. In many inflammatory diseases, increased production of pro-inflammatory cytokines is associated with an increase in oxidative stress mediators. Thiol/disulfide homeostasis is a marker for oxidative stress. The aim of this study was to examine the dynamic thiol/disulfide homeostasis in AS. Sixty-nine patients with AS and 60 age- and ...

Journal: :Polymer 2021

In this work, a novel dual-curing procedure has been developed. It is combination of first radical UV-initiated thiol-(meth)acrylate reaction, followed by second thermal thiol-epoxy step catalysed base. Since (meth)acrylates can lead to homopolymerization mechanism, the amount thiol be optimized reach cross-linked materials with Tgs above room temperature and good mechanical performance. should...

Journal: :journal of the iranian chemical research 0
mohammad kazem mohammadi islamic azad university, ahvaz branch , faculty of science, ahvaz , iran neda hasanzadeh islamic azad university, ahvaz branch , faculty of science, ahvaz , iran shahriare ghammamy department of chemistry, faculty of science, imam khomeini international university, qazvin, iran

tripropylammonium fluorochromate(vi) (tpafc), is an efficient and new reagent, which isprepared easily and oxidizes thiols to the corresponding disulfides, quickly. the reactions areperformed cleanly and are controlled to stop at the disulfide stage, without over-oxidation andside products. coupling of thiols to their corresponding disulfides, are studied in solution atroom temperature and in s...

Journal: :chemistry of solid materials 2015
m. ali nia asli m. a. rezvani m. oveisi l. abdollahi

transition-metal-substituted  (tms)  polyoxometalates  of  the  general  formula  [siw9m3o39], (where m = first row transition metal), has been synthesized and supported on anatase by sol–gel method under oil-bath condition. the tetrabutylammonium (tba) salts of the keggin-type polyoxotungstates  [siw9m3o39],  (m = vii, crii, mnii,  feii coii  and niii),  proved  to  be  green, reusable,  and  ...

Al Mushadany LM Alsalman AS, Hadwan MH,

Background: There are several causes leading to male infertility, like oxidative stress, and nutritional deficiency of trace elements i.e., selenium and zinc. The Zinc is the following only to iron as the most abundant element in the body. Although, Zinc is found in red meat, white meat, fish, and milk; the World Health Organization (WHO) approximates that one-third of world population is defic...

2017
Bahri Elmas Mehmet Karacan Pınar Dervişoğlu Mustafa Kösecik Şükriye Pınar İşgüven Ceylan Bal

OBJECTIVE Childhood obesity is an important cause of cardiovascular risk with chronic inflammation. Oxidative stress may contribute to the pathogenesis of obesity-related cardiovascular pathologies. We aimed to evaluate thiol/disulphide homeostasis as a novel and sensitive marker of oxidative stress and to evaluate its relationship with some inflammatory and cardiovascular markers in obese chil...

Journal: :Ankara Universitesi Veteriner Fakultesi Dergisi 2022

The aim of this study was to determine dynamic thiol-disulphide homeostasis (TDH) parameters and ischemia modified albumin (IMA) levels in calves with neonatal diarrhea compare healthy controls. A total 50 were included the study. There 25 both groups. Serum native thiol, disulfide IMA measured using new methods. Native thiol (P=0.025) (P=0.041) values decreased significantly compared control g...

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