Howard Halpern to Electron Spin Resonance Spectroscopy
This is a "connection" page, showing publications Howard Halpern has written about Electron Spin Resonance Spectroscopy.
Connection Strength
16.179
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Optimization-based image reconstruction from sparsely sampled data in electron paramagnetic resonance imaging. J Magn Reson. 2018 09; 294:24-34.
Score: 0.486
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Three novel accurate pixel-driven projection methods for 2D CT and 3D EPR imaging. J Xray Sci Technol. 2018; 26(1):83-102.
Score: 0.470
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Noninvasive Absolute Electron Paramagnetic Resonance Oxygen Imaging for the Assessment of Tissue Graft Oxygenation. Tissue Eng Part C Methods. 2018 01; 24(1):14-19.
Score: 0.463
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Spin Lattice Relaxation EPR pO2 Images May Direct the Location of Radiation Tumor Boosts to Enhance Tumor Cure. Cell Biochem Biophys. 2017 Dec; 75(3-4):295-298.
Score: 0.462
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In vivo preclinical cancer and tissue engineering applications of absolute oxygen imaging using pulse EPR. J Magn Reson. 2017 07; 280:149-157.
Score: 0.449
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Imaging thiol redox status in murine tumors in vivo with rapid-scan electron paramagnetic resonance. J Magn Reson. 2017 Mar; 276:31-36.
Score: 0.439
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Towards Human Oxygen Images with Electron Paramagnetic Resonance Imaging. Adv Exp Med Biol. 2016; 876:363-369.
Score: 0.409
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In Vivo pO2 Imaging of Tumors: Oxymetry with Very Low-Frequency Electron Paramagnetic Resonance. Methods Enzymol. 2015; 564:501-27.
Score: 0.402
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3D pulse EPR imaging from sparse-view projections via constrained, total variation minimization. J Magn Reson. 2015 Sep; 258:49-57.
Score: 0.395
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Comparison of pulse sequences for R1-based electron paramagnetic resonance oxygen imaging. J Magn Reson. 2015 May; 254:56-61.
Score: 0.387
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Implementation of GPU-accelerated back projection for EPR imaging. J Xray Sci Technol. 2015; 23(4):423-33.
Score: 0.382
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Comparison of parabolic filtration methods for 3D filtered back projection in pulsed EPR imaging. J Magn Reson. 2014 Nov; 248:42-53.
Score: 0.373
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Orthogonal resonators for pulse in vivo electron paramagnetic imaging at 250 MHz. J Magn Reson. 2014 Mar; 240:45-51.
Score: 0.358
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How in vivo EPR measures and images oxygen. Adv Exp Med Biol. 2014; 812:113-119.
Score: 0.356
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What we learn from in vivo EPR oxygen images. Adv Exp Med Biol. 2014; 812:121-126.
Score: 0.356
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EPR image based oxygen movies for transient hypoxia. Adv Exp Med Biol. 2014; 812:127-133.
Score: 0.356
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Absolute oxygen R1e imaging in vivo with pulse electron paramagnetic resonance. Magn Reson Med. 2014 Aug; 72(2):362-8.
Score: 0.348
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EPR oxygen images predict tumor control by a 50% tumor control radiation dose. Cancer Res. 2013 Sep 01; 73(17):5328-35.
Score: 0.345
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In vivo electron paramagnetic resonance imaging of differential tumor targeting using cis-3,4-di(acetoxymethoxycarbonyl)-2,2,5,5-tetramethyl-1-pyrrolidinyloxyl. Magn Reson Med. 2014 Apr; 71(4):1650-6.
Score: 0.343
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Principal component analysis enhances SNR for dynamic electron paramagnetic resonance oxygen imaging of cycling hypoxia in vivo. Magn Reson Med. 2014 Jan; 71(1):440-50.
Score: 0.335
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Oxidative stress imaging in live animals with techniques based on electron paramagnetic resonance. Radiat Res. 2012 Apr; 177(4):514-23.
Score: 0.313
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Where it's at really matters: in situ in vivo vascular endothelial growth factor spatially correlates with electron paramagnetic resonance pO2 images in tumors of living mice. Mol Imaging Biol. 2011 Dec; 13(6):1107-13.
Score: 0.308
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Frequency bandwidth extension by use of multiple Zeeman field offsets for electron spin-echo EPR oxygen imaging of large objects. Med Phys. 2011 Jun; 38(6):3062-8.
Score: 0.298
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Comparison of 250 MHz electron spin echo and continuous wave oxygen EPR imaging methods for in vivo applications. Med Phys. 2011 Apr; 38(4):2045-52.
Score: 0.294
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Multiple-stepped Zeeman field offset method applied in acquiring enhanced resolution spin-echo electron paramagnetic resonance images. Med Phys. 2010 Oct; 37(10):5412-20.
Score: 0.284
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Electron paramagnetic resonance oxygen imaging of a rabbit tumor using localized spin probe delivery. Med Phys. 2010 Jun; 37(6):2553-9.
Score: 0.278
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Scaling of EPR spectral-spatial images with size of sample: images of a sample greater than 5 cm in linear dimension. Med Phys. 2007 Dec; 34(12):4854-9.
Score: 0.234
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Simulation of 4D spectral-spatial EPR images. J Magn Reson. 2007 Jul; 187(1):1-9.
Score: 0.222
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Comparison of local and global angular interpolation applied to spectral-spatial EPR image reconstruction. Med Phys. 2007 Mar; 34(3):1047-52.
Score: 0.222
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Targeted-ROI imaging in electron paramagnetic resonance imaging. J Magn Reson. 2007 Jul; 187(1):66-77.
Score: 0.222
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Object dependent sweep width reduction with spectral-spatial EPR imaging. J Magn Reson. 2007 May; 186(1):105-11.
Score: 0.221
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Spatially uniform sampling in 4-D EPR spectral-spatial imaging. J Magn Reson. 2007 Mar; 185(1):152-8.
Score: 0.219
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Electron paramagnetic resonance oxygen images correlate spatially and quantitatively with Oxylite oxygen measurements. Clin Cancer Res. 2006 Jul 15; 12(14 Pt 1):4209-17.
Score: 0.212
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Spin echo spectroscopic electron paramagnetic resonance imaging. Magn Reson Med. 2006 Apr; 55(4):904-12.
Score: 0.208
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EPR imaging: the relationship between CW spectra acquired from an extended sample subjected to fixed stepped gradients and the Radon transform of the resonance density. J Magn Reson. 2005 May; 174(1):88-96.
Score: 0.195
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The solution conformation of triarylmethyl radicals. J Magn Reson. 2005 Feb; 172(2):254-67.
Score: 0.192
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Directional TV algorithm for image reconstruction from sparse-view projections in EPR imaging. Phys Med Biol. 2024 May 30; 69(11).
Score: 0.183
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Sensing and Imaging Molecular Oxygen in Mammals with Spin Lattice Relaxation Electron Paramagnetic Resonance. Mol Imaging Biol. 2024 Jun; 26(3):373-381.
Score: 0.181
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Spectral fitting: the extraction of crucial information from a spectrum and a spectral image. Magn Reson Med. 2003 Jun; 49(6):1175-80.
Score: 0.171
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Direct Measurement and Imaging of Redox Status with Electron Paramagnetic Resonance. Antioxid Redox Signal. 2024 05; 40(13-15):850-862.
Score: 0.170
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Quantitative tumor oxymetric images from 4D electron paramagnetic resonance imaging (EPRI): methodology and comparison with blood oxygen level-dependent (BOLD) MRI. Magn Reson Med. 2003 Apr; 49(4):682-91.
Score: 0.169
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Oral administration is as effective as intraperitoneal administration of amifostine in decreasing nitroxide EPR signal decay in vivo. Biochim Biophys Acta. 2003 Mar 20; 1637(2):151-5.
Score: 0.169
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An iterative reconstruction algorithm without system matrix for EPR imaging. J Magn Reson. 2022 11; 344:107307.
Score: 0.164
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Imaging spin probe distribution in the tumor of a living mouse with 250 MHz EPR: correlation with BOLD MRI. Magn Reson Med. 2002 Apr; 47(4):634-8.
Score: 0.158
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Electron spin relaxation of triarylmethyl radicals in fluid solution. J Magn Reson. 2001 Sep; 152(1):156-61.
Score: 0.152
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A balanced total-variation-Chambolle-Pock algorithm for EPR imaging. J Magn Reson. 2021 07; 328:107009.
Score: 0.149
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Biological validation of electron paramagnetic resonance (EPR) image oxygen thresholds in tissue. J Physiol. 2021 03; 599(6):1759-1767.
Score: 0.140
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Merging Preclinical EPR Tomography with other Imaging Techniques. Cell Biochem Biophys. 2019 Sep; 77(3):187-196.
Score: 0.132
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Highly sensitive electron paramagnetic resonance nanoradicals for quantitative intracellular tumor oxymetric images. Int J Nanomedicine. 2019; 14:2963-2971.
Score: 0.129
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Oxygen-Guided Radiation Therapy. Int J Radiat Oncol Biol Phys. 2019 03 15; 103(4):977-984.
Score: 0.125
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In vivo detection of free radicals in real time by low-frequency electron paramagnetic resonance spectroscopy. Methods Mol Biol. 1998; 108:27-35.
Score: 0.118
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Rapid-scan EPR imaging. J Magn Reson. 2017 07; 280:140-148.
Score: 0.113
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Electron Paramagnetic Resonance pO2 Image Tumor Oxygen-Guided Radiation Therapy Optimization. Adv Exp Med Biol. 2017; 977:287-296.
Score: 0.110
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Correlation Between Hypoxia Proteins and EPR-Detected Hypoxia in Tumors. Adv Exp Med Biol. 2017; 977:319-325.
Score: 0.110
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Triarylmethyl Radical OX063d24 Oximetry: Electron Spin Relaxation at 250 MHz and RF Frequency Dependence of Relaxation and Signal-to-Noise. Adv Exp Med Biol. 2017; 977:327-334.
Score: 0.110
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Fast dynamic electron paramagnetic resonance (EPR) oxygen imaging using low-rank tensors. J Magn Reson. 2016 09; 270:176-182.
Score: 0.106
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In vivo spin-label murine pharmacodynamics using low-frequency electron paramagnetic resonance imaging. Biophys J. 1996 Jul; 71(1):403-9.
Score: 0.106
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A triarylmethyl spin label for long-range distance measurement at physiological temperatures using T1 relaxation enhancement. J Magn Reson. 2016 08; 269:50-54.
Score: 0.105
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Approaching Oxygen-Guided Intensity-Modulated Radiation Therapy. Adv Exp Med Biol. 2016; 876:185-193.
Score: 0.102
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In situ detection, by spin trapping, of hydroxyl radical markers produced from ionizing radiation in the tumor of a living mouse. Proc Natl Acad Sci U S A. 1995 Jan 31; 92(3):796-800.
Score: 0.096
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Radiation oxygen biology with pulse electron paramagnetic resonance imaging in animal tumors. Adv Exp Med Biol. 2013; 789:399-404.
Score: 0.083
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Use of the Frank sequence in pulsed EPR. J Magn Reson. 2011 Apr; 209(2):306-9.
Score: 0.073
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Anti-HER2 immunoliposomes for selective delivery of electron paramagnetic resonance imaging probes to HER2-overexpressing breast tumor cells. Breast Cancer Res Treat. 2010 Nov; 124(1):121-31.
Score: 0.068
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Cellular uptake of electron paramagnetic resonance imaging probes through endocytosis of liposomes. Biochim Biophys Acta. 2009 Oct; 1788(10):2301-8.
Score: 0.066
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Electron paramagnetic resonance oxygen image hypoxic fraction plus radiation dose strongly correlates with tumor cure in FSa fibrosarcomas. Int J Radiat Oncol Biol Phys. 2008 Jun 01; 71(2):542-9.
Score: 0.060
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Very-low-frequency electron paramagnetic resonance (EPR) imaging of nitroxide-loaded cells. Magn Reson Med. 2007 Oct; 58(4):850-4.
Score: 0.058
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Reduction of image artifacts in mice by bladder flushing with a novel double-lumen urethral catheter. Mol Imaging. 2006 Jul; 5(3):175-9.
Score: 0.053
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Accurate image reconstruction from reduced data in pulsed electron paramagnetic resonance imaging. J Magn Reson. 2025 Sep; 378:107920.
Score: 0.049
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Tumor Hypoxia Assessment: In Vivo 3D Oxygen Imaging Through Electron Paramagnetic Resonance. J Vis Exp. 2025 Feb 14; (216).
Score: 0.048
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Nitroxide conjugate of a thermally responsive elastin-like polypeptide for noninvasive thermometry. Med Phys. 2004 Oct; 31(10):2755-62.
Score: 0.047
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Directional TV algorithm for fast EPR imaging. J Magn Reson. 2024 Apr; 361:107652.
Score: 0.045
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General synthesis of persistent trityl radicals for EPR imaging of biological systems. J Org Chem. 2002 Jul 12; 67(14):4635-9.
Score: 0.040
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The optimal 18F-fluoromisonidazole PET threshold to define tumor hypoxia in preclinical squamous cell carcinomas using pO2 electron paramagnetic resonance imaging as reference truth. Eur J Nucl Med Mol Imaging. 2022 Oct; 49(12):4014-4024.
Score: 0.040
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Improving Tumor Hypoxia Location in 18F-Misonidazole PET with Dynamic Contrast-enhanced MRI Using Quantitative Electron Paramagnetic Resonance Partial Oxygen Pressure Images. Radiol Imaging Cancer. 2021 03; 3(2):e200104.
Score: 0.037
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Small Animal IMRT Using 3D-Printed Compensators. Int J Radiat Oncol Biol Phys. 2021 06 01; 110(2):551-565.
Score: 0.036
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A one-step synthesis of 2-(2-Pyridyl)-3H-indol-3-one N-oxide: is it an efficient spin trap for hydroxyl radical? J Org Chem. 2000 Jul 14; 65(14):4460-3.
Score: 0.035
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Diminished aqueous microviscosity of tumors in murine models measured with in vivo radiofrequency electron paramagnetic resonance. Cancer Res. 1999 Nov 15; 59(22):5836-41.
Score: 0.033
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In Vivo EPR Resolution Enhancement Using Techniques Known from Quantum Computing Spin Technology. Adv Exp Med Biol. 2017; 977:335-339.
Score: 0.027
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EPR Imaging Spin Probe Trityl Radical OX063: A Method for Its Isolation from Animal Effluent, Redox Chemistry of Its Quinone Methide Oxidation Product, and in Vivo Application in a Mouse. Chem Res Toxicol. 2016 12 19; 29(12):2153-2156.
Score: 0.027
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Measurement of differences in pO2 in response to perfluorocarbon/carbogen in FSa and NFSa murine fibrosarcomas with low-frequency electron paramagnetic resonance oximetry. Radiat Res. 1996 May; 145(5):610-8.
Score: 0.026
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Oxymetry deep in tissues with low-frequency electron paramagnetic resonance. Proc Natl Acad Sci U S A. 1994 Dec 20; 91(26):13047-51.
Score: 0.024
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Measurement of bioreduction rates of cells with distinct responses to ionizing radiation and cisplatin. Biochim Biophys Acta. 1991 Jul 10; 1093(2-3):121-4.
Score: 0.019
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Use of a low-frequency ESR spectrometer: implications for spin-trapping free radicals, in situ. Free Radic Res Commun. 1991; 12-13 Pt 1:39-46.
Score: 0.018
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Spin trapping biologically generated free radicals: correlating formation with cellular injury. Methods Enzymol. 1990; 186:611-21.
Score: 0.017
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Influence of conformation on the EPR spectrum of 5,5-dimethyl-1-hydroperoxy-1-pyrrolidinyloxyl: a spin trapped adduct of superoxide. J Org Chem. 2004 Feb 20; 69(4):1321-30.
Score: 0.011
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Esters of 5-carboxyl-5-methyl-1-pyrroline N-oxide: a family of spin traps for superoxide. J Org Chem. 2003 Oct 03; 68(20):7811-7.
Score: 0.011
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In vivo in situ detection of nitric oxide using low-frequency EPR spectroscopy. Methods Mol Biol. 2002; 196:227-37.
Score: 0.010
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Spin trapping of nitric oxide by ferro-chelates: kinetic and in vivo pharmacokinetic studies. Biochim Biophys Acta. 1999 Apr 19; 1427(2):216-26.
Score: 0.008
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Kinetically specific spin-label substrates of liver alcohol dehydrogenase and of liver aldehyde dehydrogenase. Adv Exp Med Biol. 1993; 328:501-12.
Score: 0.005
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Direct measurement of nitroxide pharmacokinetics in isolated hearts situated in a low-frequency electron spin resonance spectrometer: implications for spin trapping and in vivo oxymetry. Proc Natl Acad Sci U S A. 1988 Oct; 85(20):7772-6.
Score: 0.004