EPR spectroscopy
Use of spin traps to detect superoxide production in living cells by electron paramagnetic resonance (EPR) spectroscopy
... trapping EPR spectroscopy is the most direct method for characterizing and measuring free radicals in chemistry and biology, despite its rather low ...
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Detection of Superoxide Radical in Adherent Living Cells by Electron Paramagnetic Resonance (EPR) Spectroscopy Using Cyclic Nitrones
... or EPR-silent hydroxylamine impurities that interfere with superoxide anion detection and produce ...by EPR spectroscopy prior to cell experiments using a 10 mM dilution in KPB containing DTPA with ...
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Conformation of bis-nitroxide polarizing agents by multi-frequency EPR spectroscopy
... Janne Soetbeer, ‡ a Peter Gast, b Joseph J. Walish, c Yanchuan Zhao, c Christy George, a Chen Yang, a Timothy M. Swager, c Robert G. Griffin a and Guinevere Mathies §* a The chemical structure of polarizing agents ...
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Designing intrinsically photostable low band gap polymers: a smart tool combining EPR spectroscopy and DFT calculations.
... In this work, spin-trapping EPR spectroscopy is shown as a very sensitive tool, even aer very short irradiation times (only 15 min AM 1.5 exposure), to identify the radical species (stable and unstable) ...
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Ti3+ production under ionizing radiation in aluminoborosilicate glasses studied by EPR spectroscopy
... (multiplied by factor 0.5 to improve lisibility). On this last one, the observed spectrum is attributed to defects produced during ionizing radiation. The nature of these defects has been previously studied by ...
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Molecular Probes for Evaluation of Oxidative Stress by In Vivo EPR Spectroscopy and Imaging: State-of-the-Art and Limitations
... by EPR. Molecular probe administration is followed by monitoring of the EPR signal in vivo in a control ...condition. EPR spectroscopy in association with molecular probes has been ...
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New Amino-Acid-Based beta-Phosphorylated Nitroxides for Probing Acidic pH in Biological Systems by EPR Spectroscopy
... MHz, CDCl3) d=29.7. Elemental analysis calcd (%) for C16H26NO5P: C 55.97, H 7.63, N 4.08; found: C 55.53, H 7.80, N 4.09. In situ formation of carboxylic nitroxides 5a and 5c: Solutions of the appropriate amine 4a or 4c ...
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Accurate O−H bond dissociation energy differences of hydroxylamines determined by EPR Spectroscopy: computational insight into stereoelectronic effects on BDEs and EPR spectral parameters
... ð5Þ Measurement of the 15 N/ 14 N ratio (by double integration of the corresponding EPR signals) before addition of 3 and following equilibration 19 after its addition yielded K eq for each 2x/2xH and 1/1H pair. ...
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EPR Spectroelectrochemical Investigation of Guanine Radical Formation and Environment Effects
... with EPR spectroscopy using PBN (N-tert-butyl- α-phenylnitrone) as a spin ...V. EPR spectra were obtained at X-band for samples containing Ru(II) complex 1 mM, PBN 25 mM and GMP 5 ...
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Effect of morphine and propofol on the activation of equine neutrophils: An EPR spin trapping study
... - Study of the reducing action of morphine and propofol on superoxide anions produced by both enzymatic and cellular systems. - Comparison between the action of both interest molecules and two polyphenols, quercetin and ...
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Site directed nitroxide spin labeling of oligonucleotides for NMR and EPR studies
... Ó 2015 The Authors. Published by Elsevier Ltd. This is an open access article under the CC BY-NC-ND license ( http://creativecommons.org/licenses/by-nc-nd/4.0/ ). 1. Introduction Site directed spin labeling (SDSL) is a ...
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EPR study of Ti3+ ions formed under beta irradiation in silicate glasses.
... by EPR spectroscopy at 20 ...ion EPR spectra in different Ti-doped silicate glasses has shown three different Ti 3+ environment attributed to one [VI] Ti 3+ and two [V] Ti 3+ environment (square ...
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EPR Spectroelectrochemical Investigation of Guanine Radical Formation and Environment Effects
... with EPR spectroscopy using PBN (N-tert-butyl- α-phenylnitrone) as a spin ...V. EPR spectra were obtained at X-band for samples containing Ru(II) complex 1 mM, PBN 25 mM and GMP 5 ...
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EPR characterisation of the ferrous nitrosyl complex formed within the oxygenase domain of NO synthase.
... by EPR spectroscopy on two different NOSs: the mammalian inducible NOS (iNOS) and the NOS-like protein from Bacillus subtilis (bsNOS), which have been shown to en- hance and abolish, respectively, the ...
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L'argument Einstein Podolsky Rosen (EPR) :Paradoxe, Alternative, Démonstration.
... On va devoir plus bas ´etablir son rapport ` a l’alternative EPR mais insistons cependant sur le d´eroulement global de l’exp´erience qui consiste en la r´ep´etition d’exp´eriences identiques. Pour chacune de ces ...
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A droplet of spectroscopy
... • Bouncing droplet = damped driven harmonic oscillator.. • Threshold curve extrema -> resonance[r] ...
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Charmed bottom baryon spectroscopy
... baryon spectroscopy within the lattice community is reflected by the array of calculations of the spectra of singly, doubly, and triply heavy baryons dating back to 2002 with ...hadron spectroscopy has not ...
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Chirped attosecond photoelectron spectroscopy
... suppressed due to destructive molecular interference. The minimum value of jj 2 in Fig. 5 is in the range of the photoelectron momenta. In conclusion, we show that long chirped attosecond pulses can measure attosecond ...
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Applications of Raman spectroscopy.
... The failure of the slopes of these lines to correlate directly with the proton-accepting powers of the carbonyl group, shows that the use of relative carbonyl shifts cannot safely b[r] ...
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Toward flying qubit spectroscopy
... The data of Fig. 10 corresponds to 5 pairs of prop- agating channels with respectively τ = 220 ps, 19 ps, τ = 3 ps and two very fast channels with τ 1 ps. With curent experimental capabilities, the two interesting ...
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