Joseph Helpern to Brain
This is a "connection" page, showing publications Joseph Helpern has written about Brain.
Connection Strength
6.155
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Brain iron levels in attention-deficit/hyperactivity disorder normalize as a function of psychostimulant treatment duration. Neuroimage Clin. 2019; 24:101993.
Score: 0.316
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Elevated Brain Iron in Cocaine Use Disorder as Indexed by Magnetic Field Correlation Imaging. Biol Psychiatry Cogn Neurosci Neuroimaging. 2019 06; 4(6):579-588.
Score: 0.300
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Modeling white matter tract integrity in aging with diffusional kurtosis imaging. Neurobiol Aging. 2018 10; 70:265-275.
Score: 0.292
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Evaluating kurtosis-based diffusion MRI tissue models for white matter with fiber ball imaging. NMR Biomed. 2017 May; 30(5).
Score: 0.263
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Dependence on b-value of the direction-averaged diffusion-weighted imaging signal in brain. Magn Reson Imaging. 2017 Feb; 36:121-127.
Score: 0.260
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Comparison of Diffusion Metrics Obtained at 1.5T and 3T in Human Brain With Diffusional Kurtosis Imaging. J Magn Reson Imaging. 2017 03; 45(3):673-680.
Score: 0.254
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Brain iron: a promising noninvasive biomarker of attention-deficit/hyperactivity disorder that warrants further investigation. Biomark Med. 2015; 9(5):403-6.
Score: 0.229
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Non-Gaussian diffusion MRI assessment of brain microstructure in mild cognitive impairment and Alzheimer's disease. Magn Reson Imaging. 2013 Jul; 31(6):840-6.
Score: 0.203
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Effect of cerebral spinal fluid suppression for diffusional kurtosis imaging. J Magn Reson Imaging. 2013 Feb; 37(2):365-71.
Score: 0.196
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In vivo assessment of age-related brain iron differences by magnetic field correlation imaging. J Magn Reson Imaging. 2012 Aug; 36(2):322-31.
Score: 0.188
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White matter characterization with diffusional kurtosis imaging. Neuroimage. 2011 Sep 01; 58(1):177-88.
Score: 0.179
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Estimation of tensors and tensor-derived measures in diffusional kurtosis imaging. Magn Reson Med. 2011 Mar; 65(3):823-36.
Score: 0.171
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Preliminary observations of increased diffusional kurtosis in human brain following recent cerebral infarction. NMR Biomed. 2011 Jun; 24(5):452-7.
Score: 0.171
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Magnetic field correlation as a measure of iron-generated magnetic field inhomogeneities in the brain. Magn Reson Med. 2009 Feb; 61(2):481-5.
Score: 0.152
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Estimation of the orientation distribution function from diffusional kurtosis imaging. Magn Reson Med. 2008 Oct; 60(4):774-81.
Score: 0.148
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Magnetic field correlation imaging. Magn Reson Med. 2006 Jun; 55(6):1350-61.
Score: 0.126
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Three-dimensional characterization of non-gaussian water diffusion in humans using diffusion kurtosis imaging. NMR Biomed. 2006 Apr; 19(2):236-47.
Score: 0.125
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Novel approach to the measurement of absolute cerebral blood volume using vascular-space-occupancy magnetic resonance imaging. Magn Reson Med. 2005 Dec; 54(6):1403-11.
Score: 0.122
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Application of a non-linear image registration algorithm to quantitative analysis of T2 relaxation time in transgenic mouse models of AD pathology. J Neurosci Methods. 2005 May 15; 144(1):91-7.
Score: 0.114
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Visualization of beta-amyloid plaques in a transgenic mouse model of Alzheimer's disease using MR microscopy without contrast reagents. Magn Reson Med. 2004 Sep; 52(3):538-44.
Score: 0.112
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MRI assessment of neuropathology in a transgenic mouse model of Alzheimer's disease. Magn Reson Med. 2004 Apr; 51(4):794-8.
Score: 0.109
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Quantitative MRI assessment of Alzheimer's disease. J Mol Neurosci. 2004; 24(1):45-8.
Score: 0.107
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Quantitative measurements of proton spin-lattice (T1) and spin-spin (T2) relaxation times in the mouse brain at 7.0 T. Magn Reson Med. 2003 Mar; 49(3):576-80.
Score: 0.101
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Greater Diffusion Restriction in White Matter in Preclinical Alzheimer Disease. Ann Neurol. 2022 06; 91(6):864-877.
Score: 0.095
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RF excitation profiles with FAIR: impact of truncation of the arterial input function on quantitative perfusion. J Magn Reson Imaging. 2001 Feb; 13(2):207-14.
Score: 0.087
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Diffusion MRI detects early brain microstructure abnormalities in 2-month-old 3?Tg-AD mice. NMR Biomed. 2020 09; 33(9):e4346.
Score: 0.084
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MR perfusion imaging in human brain using the UNFAIR technique. Un-inverted flow-sensitive alternating inversion recovery. J Magn Reson Imaging. 1999 Jun; 9(6):761-7.
Score: 0.078
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Rapid and continuous monitoring of cerebral perfusion by magnetic resonance line scan assessment with arterial spin tagging. NMR Biomed. 1999 Feb; 12(1):15-25.
Score: 0.076
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Modeling white matter microstructure with fiber ball imaging. Neuroimage. 2018 08 01; 176:11-21.
Score: 0.072
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The influence of preischemic hyperglycemia on acute changes in brain water ADCw following focal ischemia in rats. Brain Res. 1998 Mar 30; 788(1-2):137-43.
Score: 0.072
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Comparison of cumulant expansion and q-space imaging estimates for diffusional kurtosis in brain. Magn Reson Imaging. 2018 05; 48:80-88.
Score: 0.070
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The influence of preischemic hyperglycemia on acute changes in the apparent diffusion coefficient of brain water following global ischemia in rats. Brain Res. 1997 May 16; 757(1):139-45.
Score: 0.067
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The application of diffusion-weighted line-scanning for the rapid assessment of water ADC changes in stroke at high magnetic fields. NMR Biomed. 1997 Apr; 10(2):79-86.
Score: 0.067
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Tensor estimation for double-pulsed diffusional kurtosis imaging. NMR Biomed. 2017 Jul; 30(7).
Score: 0.067
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Perfusion imaging by un-inverted flow-sensitive alternating inversion recovery (UNFAIR). Magn Reson Imaging. 1997; 15(2):135-9.
Score: 0.066
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Evidence of altered age-related brain cytoarchitecture in mouse models of down syndrome: a diffusional kurtosis imaging study. Magn Reson Imaging. 2015 May; 33(4):437-47.
Score: 0.057
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Kurtosis analysis of neural diffusion organization. Neuroimage. 2015 Feb 01; 106:391-403.
Score: 0.057
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Human brain asymmetry in microstructural connectivity demonstrated by diffusional kurtosis imaging. Brain Res. 2014 Nov 07; 1588:73-80.
Score: 0.056
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Double-pulsed diffusional kurtosis imaging. NMR Biomed. 2014 Apr; 27(4):363-70.
Score: 0.054
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Leading non-Gaussian corrections for diffusion orientation distribution function. NMR Biomed. 2014 Feb; 27(2):202-11.
Score: 0.054
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Diffusional kurtosis imaging of the developing brain. AJNR Am J Neuroradiol. 2014 Apr; 35(4):808-14.
Score: 0.053
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Hot topics in functional neuroradiology. AJNR Am J Neuroradiol. 2013 Dec; 34(12):2241-9.
Score: 0.053
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Microstructural integrity of early- versus late-myelinating white matter tracts in medial temporal lobe epilepsy. Epilepsia. 2013 Oct; 54(10):1801-9.
Score: 0.052
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Altered brain energy metabolism in demented patients with multiple subcortical ischemic lesions. Working hypotheses. Arch Neurol. 1993 Apr; 50(4):384-8.
Score: 0.051
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Magnetization transfer contrast (MTC) in flash MR imaging. Magn Reson Imaging. 1991; 9(6):889-93.
Score: 0.043
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Preliminary observations on brain energy metabolism in migraine studied by in vivo phosphorus 31 NMR spectroscopy. Neurology. 1989 Apr; 39(4):538-41.
Score: 0.038
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Does diffusion kurtosis imaging lead to better neural tissue characterization? A rodent brain maturation study. Neuroimage. 2009 Apr 01; 45(2):386-92.
Score: 0.038
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Brain pH in migraine: an in vivo phosphorus-31 magnetic resonance spectroscopy study. Cephalalgia. 1988 Dec; 8(4):273-7.
Score: 0.038
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Global cerebral ischemia and intracellular pH during hyperglycemia and hypoglycemia in cats. Stroke. 1988 Nov; 19(11):1383-7.
Score: 0.037
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Quantitative assessment of iron accumulation in the deep gray matter of multiple sclerosis by magnetic field correlation imaging. AJNR Am J Neuroradiol. 2007 Oct; 28(9):1639-44.
Score: 0.035
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The promise of high-field-strength MR imaging. AJNR Am J Neuroradiol. 2003 Oct; 24(9):1738-9.
Score: 0.026
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Diffusion tensor imaging in fixed brain tissue at 7.0 T. NMR Biomed. 2003 Apr; 16(2):77-81.
Score: 0.025
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Neuropsychiatric applications of DTI - a review. NMR Biomed. 2002 Nov-Dec; 15(7-8):587-93.
Score: 0.025
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Perfusion imaging using FOCI RF pulses. Magn Reson Med. 1998 Dec; 40(6):938-43.
Score: 0.019
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Epilepsy-related cytoarchitectonic abnormalities along white matter pathways. J Neurol Neurosurg Psychiatry. 2016 Sep; 87(9):930-6.
Score: 0.016
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The effect of hypothermia on transient focal ischemia in rat brain evaluated by diffusion- and perfusion-weighted NMR imaging. J Cereb Blood Flow Metab. 1994 Sep; 14(5):732-41.
Score: 0.014
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Temporal evolution and spatial distribution of the diffusion constant of water in rat brain after transient middle cerebral artery occlusion. J Neurol Sci. 1993 Dec 15; 120(2):123-30.
Score: 0.013
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Acute elevation and recovery of intracellular [Mg2+] following human focal cerebral ischemia. Neurology. 1993 Aug; 43(8):1577-81.
Score: 0.013
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Histopathological correlations of nuclear magnetic resonance imaging parameters in experimental cerebral ischemia. Magn Reson Imaging. 1993; 11(2):241-6.
Score: 0.012
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Human focal cerebral ischemia: evaluation of brain pH and energy metabolism with P-31 NMR spectroscopy. Radiology. 1992 Nov; 185(2):537-44.
Score: 0.012
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Atraumatic quantitation of cerebral perfusion in cats by 19F magnetic resonance imaging. Magn Reson Med. 1992 Nov; 28(1):39-53.
Score: 0.012
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Assessment of magnesium concentrations by 31P NMR in vivo. NMR Biomed. 1992 Mar-Apr; 5(2):53-8.
Score: 0.012
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Chronic changes in the brain Mg2+ concentration after forebrain ischemia in the rat. Metab Brain Dis. 1991 Dec; 6(4):199-206.
Score: 0.012
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1H magnetic resonance imaging of normal brain tissue response to photodynamic therapy. Neurosurgery. 1991 Oct; 29(4):538-46.
Score: 0.011
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Temporal evolution of ischemic damage in rat brain measured by proton nuclear magnetic resonance imaging. Stroke. 1991 Jun; 22(6):802-8.
Score: 0.011
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Nuclear magnetic resonance spectroscopy study of human brain after cardiac resuscitation. Stroke. 1991 Apr; 22(4):462-8.
Score: 0.011
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Investigation of cerebral ischemia using magnetization transfer contrast (MTC) MR imaging. Magn Reson Imaging. 1991; 9(6):895-902.
Score: 0.011
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Pathophysiological correlates of cerebral ischemia the significance of cellular acid base shifts. Funct Neurol. 1990 Jan-Mar; 5(1):21-31.
Score: 0.010
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Reduction of hyperthermic ischemic acidosis by a conditioning event in cats. Stroke. 1989 Oct; 20(10):1357-60.
Score: 0.010
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Low brain magnesium in migraine. Headache. 1989 Jul; 29(7):416-9.
Score: 0.010
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In vivo 31-P NMR of photoactivated hematoporphyrin derivative in cat brain. Med Phys. 1985 Mar-Apr; 12(2):256-8.
Score: 0.007
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Magnetic resonance imaging assessment of evolving focal cerebral ischemia. Comparison with histopathology in rats. Stroke. 1994 Jun; 25(6):1252-61; discussion 1261-2.
Score: 0.003
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Correction of motional artifacts in diffusion-weighted MR images using navigator echoes. Magn Reson Imaging. 1994; 12(3):455-60.
Score: 0.003
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Biochemical effects of cerebral ischemia: relevance to migraine. Cephalalgia. 1985 May; 5 Suppl 2:35-42.
Score: 0.002
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Anoxia followed by hyperoxia: in vivo 31-P NMR of cat brain. Magn Reson Imaging. 1984; 2(4):329-33.
Score: 0.002