نتایج جستجو برای: esr spectral analysis
تعداد نتایج: 2945633 فیلتر نتایج به سال:
BACKGROUND Criteria for diagnosis of infected internal fixation implants at the time of conversion to total hip arthroplasty (THA) are not clear. The purpose of this study is to identify risk factors for infection in patients undergoing conversion to THA. METHODS We retrospectively reviewed patients at a single institution who underwent conversion to THA from 2009 to 2014. Patients were diagn...
Bacteriophage M13 major coat protein was spin-labeled with a nitroxide derivative of iodoacetamide, preferentially at the single methionine that is located in the hydrophobic region of the protein. The spin-labeled protein was incorporated at different lipid-to-protein ratios in phospholipid bilayers composed of dimyristoylphosphatidylglycerol (DMPG), dimyristoylphosphatidylcholine (DMPC), or t...
Saturation transfer ESR has been used to study the dynamic behaviour of iipids in the appressed regions of thylakoid membranes from pea seedlings. Four different phospnoand galacto-lipid spin labels (phosphatidylcholine labelled ~t the 12 or 14 C-atom positions of the m-2 chain, phosphatidylglycerol labelled .~t the 14-1msition nf !he sn2 chaiii, and monogalaetosyldiacylglycerol labelled at the...
Heme-regulated eukaryotic initiation factor 2 kinase (HRI) regulates the synthesis of hemoglobin in reticulocytes in response to heme availability. HRI contains a tightly bound heme at the N-terminal domain. Earlier reports show that nitric oxide (NO) regulates HRI catalysis. However, the mechanism of this process remains unclear. In the present study, we utilize in vitro kinase assays, optical...
This supplementary information contains the detailed information on “Solid phase extraction.”, “photoelectrochemical measurements”, “ESR measurements”, “Mechanism of Cu2O rod formation”, “Photoabsorptivity”, “TOC difference under visible light and UV light.”, “Kinetics”, “Quantum yield of degradation”, “Optimum amount of Au”, “Catalytic role of gold”, “ESR analysis”, “Frontier Molecular Orbit”,...
Terpolymer of 2-amino-6-nitro-benzothiazole-ethylenediamine-formaldehyde (BEF) has been synthesized and characterized by elemental analysis and various spectral techniques like FTIR, UV-Visible, and (1)H and (13)C-NMR. The terpolymer metal complexes were prepared with Cu(2+), Ni(2+), and Zn(2+) metal ions using BEF terpolymer as a ligand. The complexes have been characterized by elemental analy...
hyperion hyperspectral data contains a very rich source of information from the earth surface that collects 242 narrow contiguous spectral bands. achieving this source of rich information is subject to the performance of suitable image processing methods on raw satellite data. satellite image processing methods can be classified into two categories of statistical-based and spectral-based. in th...
We report the kinetic analysis of free radicals on fungal spores of Penicillium digitatum interacted with atomic oxygen generated plasma electric discharge using real time in situ electron spin resonance (ESR) measurements. We have obtained information that the ESR signal from the spores was observed and preliminarily assignable to semiquinone radical with a g-value of around 2.004 and a line w...
Electron spin resonance (ESR) spectroscopy has been widely applied in the research of biological free radicals for quantitative and qualitative analyses of reactive oxygen species (ROS) and reactive nitrogen species (RNS). The ESR spin-trapping method was developed in the early 1970s and enabled the analysis of short-lived free radicals. This method is now widely used as one of the most powerfu...
BACKGROUND & AIMS Patients with inflammatory bowel diseases (IBDs) (Crohn's disease, ulcerative colitis) are at increased risk of colorectal cancer (CRC). Persistent inflammation is hypothesized to increase risk of CRC in patients with IBD; however, the few studies in this area have been restricted to cross-sectional assessments of histologic severity. No prior studies have examined association...
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