Published in Org Biomol Chem on March 03, 2004
In vivo monitoring of pH, redox status, and glutathione using L-band EPR for assessment of therapeutic effectiveness in solid tumors. Magn Reson Med (2011) 1.33
Variable Field Proton-Electron Double-Resonance Imaging: Application to pH mapping of aqueous samples. J Magn Reson (2009) 1.02
Reversible reduction of nitroxides to hydroxylamines: roles for ascorbate and glutathione. Free Radic Biol Med (2006) 1.01
Variable radio frequency proton-electron double-resonance imaging: application to pH mapping of aqueous samples. J Magn Reson (2011) 0.94
Design of liposome-based pH sensitive nanoSPIN probes: nano-sized particles with incorporated nitroxides. Analyst (2009) 0.93
Electron paramagnetic resonance monitoring of ischemia-induced myocardial oxygen depletion and acidosis in isolated rat hearts using soluble paramagnetic probes. Magn Reson Med (2011) 0.89
In vivo proton-electron double-resonance imaging of extracellular tumor pH using an advanced nitroxide probe. Anal Chem (2014) 0.85
EPR and Quantum Chemical Studies of the pH-sensitive Imidazoline and Imidazolidine Nitroxides with Bulky Substituents. Appl Magn Reson (2010) 0.80
Unique oxidation of imidazolidine nitroxides by potassium ferricyanide: strategy for designing paramagnetic probes with enhanced sensitivity to oxidative stress. Free Radic Res (2012) 0.76
Fluorescence probe for the convenient and sensitive detection of ascorbic acid. J Clin Biochem Nutr (2015) 0.75
Exchange Phenomena in the Electron Paramagnetic Resonance Spectra of the Nitroxyl and Trityl Radicals: Multifunctional Spectroscopy and Imaging of Local Chemical Microenvironment. Anal Chem (2017) 0.75
Trityl radicals as persistent dual function pH and oxygen probes for in vivo electron paramagnetic resonance spectroscopy and imaging: concept and experiment. J Am Chem Soc (2007) 1.53
The role of the NADPH oxidase complex, p38 MAPK, and Akt in regulating human monocyte/macrophage survival. Am J Respir Cell Mol Biol (2006) 1.52
Large-scale synthesis of a persistent trityl radical for use in biomedical EPR applications and imaging. Bioorg Med Chem Lett (2007) 1.48
Synthesis and characterization of amino derivatives of persistent trityl radicals as dual function pH and oxygen paramagnetic probes. J Am Chem Soc (2008) 1.39
In vivo monitoring of pH, redox status, and glutathione using L-band EPR for assessment of therapeutic effectiveness in solid tumors. Magn Reson Med (2011) 1.33
Use of electron paramagnetic resonance spectroscopy to evaluate the redox state in vivo. Antioxid Redox Signal (2007) 1.22
In vivo EPR measurement of glutathione in tumor-bearing mice using improved disulfide biradical probe. Free Radic Biol Med (2008) 1.19
EPR detection of cellular and mitochondrial superoxide using cyclic hydroxylamines. Free Radic Res (2010) 1.15
Phosphonated trityl probes for concurrent in vivo tissue oxygen and pH monitoring using electron paramagnetic resonance-based techniques. J Am Chem Soc (2013) 1.14
Real-time monitoring of drug-induced changes in the stomach acidity of living rats using improved pH-sensitive nitroxides and low-field EPR techniques. J Magn Reson (2006) 1.12
Trityl-based EPR probe with enhanced sensitivity to oxygen. Free Radic Biol Med (2009) 1.11
Macrophage-colony-stimulating factor-induced activation of extracellular-regulated kinase involves phosphatidylinositol 3-kinase and reactive oxygen species in human monocytes. J Immunol (2002) 1.05
In vitro and in vivo measurement of pH and thiols by EPR-based techniques. Antioxid Redox Signal (2004) 1.03
Does scavenging of mitochondrial superoxide attenuate cancer prosurvival signaling pathways? Antioxid Redox Signal (2013) 1.01
Reversible reduction of nitroxides to hydroxylamines: roles for ascorbate and glutathione. Free Radic Biol Med (2006) 1.01
Site-directed electrostatic measurements with a thiol-specific ph-sensitive nitroxide: differentiating local pK and polarity effects by high-field EPR. J Am Chem Soc (2004) 1.00
Dual-function pH and oxygen phosphonated trityl probe. Anal Chem (2012) 1.00
Synthesis, structure, and EPR characterization of deuterated derivatives of Finland trityl radical. Bioorg Med Chem Lett (2010) 0.98
Influence of fungal infection on the DOPA-semiquinone and DOPA-quinone production in haemolymph of Galleriamellonella larvae. Biochem Biophys Res Commun (2003) 0.96
In vivo detection of a pH-sensitive nitroxide in the rat stomach by low-field ESR-based techniques. Magn Reson Med (2003) 0.95
Fourier transform EPR spectroscopy of trityl radicals for multifunctional assessment of chemical microenvironment. Angew Chem Int Ed Engl (2014) 0.95
Variable radio frequency proton-electron double-resonance imaging: application to pH mapping of aqueous samples. J Magn Reson (2011) 0.94
Design of liposome-based pH sensitive nanoSPIN probes: nano-sized particles with incorporated nitroxides. Analyst (2009) 0.93
Nonradical mechanism of (bi)sulfite reaction with DEPMPO: cautionary note for SO3*- radical spin trapping. Free Radic Biol Med (2003) 0.92
Electron paramagnetic resonance monitoring of ischemia-induced myocardial oxygen depletion and acidosis in isolated rat hearts using soluble paramagnetic probes. Magn Reson Med (2011) 0.89
Electron paramagnetic resonance-based pH mapping using spectral-spatial imaging of sequentially scanned spectra. Anal Chem (2012) 0.87
Synthesis of 2,5-bis(spirocyclohexane)-substituted nitroxides of pyrroline and pyrrolidine series, including thiol-specific spin label: an analogue of MTSSL with long relaxation time. J Org Chem (2012) 0.86
In vivo proton-electron double-resonance imaging of extracellular tumor pH using an advanced nitroxide probe. Anal Chem (2014) 0.85
Mapping local protein electrostatics by EPR of pH-sensitive thiol-specific nitroxide. Biochemistry (2008) 0.85
NCX-4040, a nitric oxide-releasing aspirin, sensitizes drug-resistant human ovarian xenograft tumors to cisplatin by depletion of cellular thiols. J Transl Med (2008) 0.85
Structure and dynamics of an imidazoline nitroxide side chain with strongly hindered internal motion in proteins. J Magn Reson (2013) 0.84
Superoxide and hydrogen peroxide formation during enzymatic oxidation of DOPA by phenoloxidase. Free Radic Res (2005) 0.84
Redox-sensitive mechanism of no scavenging by nitronyl nitroxides. Free Radic Biol Med (2004) 0.83
In vivo tumour extracellular pH monitoring using electron paramagnetic resonance: the effect of X-ray irradiation. NMR Biomed (2014) 0.81
Quantitative determination of SH groups using 19F NMR spectroscopy and disulfide of 2,3,5,6-tetrafluoro-4-mercaptobenzoic acid. Magn Reson Chem (2005) 0.81
Nitroxides with two pK values--useful spin probes for pH monitoring within a broad range. Org Biomol Chem (2005) 0.81
19F NMR measurements of NO production in hypertensive ISIAH and OXYS rats. Biochem Biophys Res Commun (2005) 0.81
Studies toward the synthesis of 4-(2-R-ethyl)amino-2,2,5,5-tetramethyl-3-imidazoline 1-oxyls. nucleophilic substitution of bromide in the N-Alkyl chain of the 1,2,4-oxadiazol-2-one precursor. J Org Chem (2007) 0.80
Synthesis of a chiral C2-symmetric sterically hindered pyrrolidine nitroxide radical via combined iterative nucleophilic additions and intramolecular 1,3-dipolar cycloadditions to cyclic nitrones. J Org Chem (2012) 0.80
Spin-probes designed for measuring the intrathylakoid pH in chloroplasts. Biochim Biophys Acta (2008) 0.80
Electron spin relaxation times and rapid scan EPR imaging of pH-sensitive amino-substituted trityl radicals. Magn Reson Chem (2014) 0.79
Discriminative EPR detection of NO and HNO by encapsulated nitronyl nitroxides. Free Radic Res (2012) 0.79
Synthesis, structure, and X-band (9.5 GHz) EPR characterization of the new series of pH-sensitive spin probes: N,N-disubstituted 4-amino-2,2,5,5-tetramethyl-3-imidazoline 1-oxyls. J Org Chem (2005) 0.78
Direct chemiluminescence detection of nitric oxide in aqueous solutions using the natural nitric oxide target soluble guanylyl cyclase. Free Radic Biol Med (2009) 0.78
Mechanistic studies of the reactions of nitrone spin trap PBN with glutathiyl radical. J Phys Chem B (2008) 0.77
EPR study of electron transport in the cyanobacterium Synechocystis sp. PCC 6803: oxygen-dependent interrelations between photosynthetic and respiratory electron transport chains. Biochim Biophys Acta (2005) 0.77
Unique oxidation of imidazolidine nitroxides by potassium ferricyanide: strategy for designing paramagnetic probes with enhanced sensitivity to oxidative stress. Free Radic Res (2012) 0.76
Investigation of spin-trapping artifacts formed by the Forrester-Hepburn mechanism. Free Radic Biol Med (2013) 0.75
Tempol reduces the therapeutic effect of cyclophosphamide on an experimental tumour model. Free Radic Res (2009) 0.75
Deactivation of excited states of kynurenine covalently linked to nitroxides. Photochem Photobiol (2010) 0.75
Chiral all-organic nitroxide biradical liquid crystals showing remarkably large positive magneto-LC effects. Chem Commun (Camb) (2016) 0.75