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Items: 1 to 50 of 147


Triple diffusion encoding MRI predicts intra-axonal and extra-axonal diffusion tensors in white matter.

Ramanna S, Moss HG, McKinnon ET, Yacoub E, Helpern JA, Jensen JH.

Magn Reson Med. 2019 Nov 25. doi: 10.1002/mrm.28084. [Epub ahead of print]


Brain iron levels in attention-deficit/hyperactivity disorder normalize as a function of psychostimulant treatment duration.

Adisetiyo V, Gray KM, Jensen JH, Helpern JA.

Neuroimage Clin. 2019 Aug 26;24:101993. doi: 10.1016/j.nicl.2019.101993. [Epub ahead of print]


Optimization of data acquisition and analysis for fiber ball imaging.

Moss HG, McKinnon ET, Glenn GR, Helpern JA, Jensen JH.

Neuroimage. 2019 Oct 15;200:690-703. doi: 10.1016/j.neuroimage.2019.07.005. Epub 2019 Jul 5.


Early assessment of recurrent glioblastoma response to bevacizumab treatment by diffusional kurtosis imaging: a preliminary report.

Lee CY, Kalra A, Spampinato MV, Tabesh A, Jensen JH, Helpern JA, de Fatima Falangola M, Van Horn MH, Giglio P.

Neuroradiol J. 2019 Oct;32(5):317-327. doi: 10.1177/1971400919861409. Epub 2019 Jul 8.


Elevated Brain Iron in Cocaine Use Disorder as Indexed by Magnetic Field Correlation Imaging.

Adisetiyo V, McGill CE, DeVries WH, Jensen JH, Hanlon CA, Helpern JA.

Biol Psychiatry Cogn Neurosci Neuroimaging. 2019 Jun;4(6):579-588. doi: 10.1016/j.bpsc.2018.11.006. Epub 2018 Nov 22.


Diffusion MRI detects longitudinal white matter changes in the 3xTg-AD mouse model of Alzheimer's disease.

Nie X, Falangola MF, Ward R, McKinnon ET, Helpern JA, Nietert PJ, Jensen JH.

Magn Reson Imaging. 2019 Apr;57:235-242. doi: 10.1016/j.mri.2018.12.003. Epub 2018 Dec 11.


Types of naming errors in chronic post-stroke aphasia are dissociated by dual stream axonal loss.

McKinnon ET, Fridriksson J, Basilakos A, Hickok G, Hillis AE, Spampinato MV, Gleichgerrcht E, Rorden C, Jensen JH, Helpern JA, Bonilha L.

Sci Rep. 2018 Sep 25;8(1):14352. doi: 10.1038/s41598-018-32457-4.


Modeling white matter tract integrity in aging with diffusional kurtosis imaging.

Benitez A, Jensen JH, Falangola MF, Nietert PJ, Helpern JA.

Neurobiol Aging. 2018 Oct;70:265-275. doi: 10.1016/j.neurobiolaging.2018.07.006. Epub 2018 Jul 17.


Characterizing intra-axonal water diffusion with direction-averaged triple diffusion encoding MRI.

Jensen JH, Helpern JA.

NMR Biomed. 2018 Jul;31(7):e3930. doi: 10.1002/nbm.3930. Epub 2018 May 4.


Modeling white matter microstructure with fiber ball imaging.

McKinnon ET, Helpern JA, Jensen JH.

Neuroimage. 2018 Aug 1;176:11-21. doi: 10.1016/j.neuroimage.2018.04.025. Epub 2018 Apr 13.


Comparison of cumulant expansion and q-space imaging estimates for diffusional kurtosis in brain.

Mohanty V, McKinnon ET, Helpern JA, Jensen JH.

Magn Reson Imaging. 2018 May;48:80-88. doi: 10.1016/j.mri.2017.12.030. Epub 2018 Jan 3.


Structural plasticity of the ventral stream and aphasia recovery.

McKinnon ET, Fridriksson J, Glenn GR, Jensen JH, Helpern JA, Basilakos A, Rorden C, Shih AY, Spampinato MV, Bonilha L.

Ann Neurol. 2017 Jul;82(1):147-151. doi: 10.1002/ana.24983.


Diffusional Kurtosis Imaging of the Corticospinal Tract in Multiple Sclerosis: Association with Neurologic Disability.

Spampinato MV, Kocher MR, Jensen JH, Helpern JA, Collins HR, Hatch NU.

AJNR Am J Neuroradiol. 2017 Aug;38(8):1494-1500. doi: 10.3174/ajnr.A5225. Epub 2017 Jun 1.


Diffusional Kurtosis Imaging and Motor Outcome in Acute Ischemic Stroke.

Spampinato MV, Chan C, Jensen JH, Helpern JA, Bonilha L, Kautz SA, Nietert PJ, Feng W.

AJNR Am J Neuroradiol. 2017 Jul;38(7):1328-1334. doi: 10.3174/ajnr.A5180. Epub 2017 May 4.


Tensor estimation for double-pulsed diffusional kurtosis imaging.

Shaw CB, Hui ES, Helpern JA, Jensen JH.

NMR Biomed. 2017 Jul;30(7). doi: 10.1002/nbm.3722. Epub 2017 Mar 22.


Functional deficits induced by cortical microinfarcts.

Summers PM, Hartmann DA, Hui ES, Nie X, Deardorff RL, McKinnon ET, Helpern JA, Jensen JH, Shih AY.

J Cereb Blood Flow Metab. 2017 Nov;37(11):3599-3614. doi: 10.1177/0271678X16685573. Epub 2017 Jan 16.


Evaluating kurtosis-based diffusion MRI tissue models for white matter with fiber ball imaging.

Jensen JH, McKinnon ET, Glenn GR, Helpern JA.

NMR Biomed. 2017 May;30(5). doi: 10.1002/nbm.3689. Epub 2017 Jan 13.


Preoperative automated fibre quantification predicts postoperative seizure outcome in temporal lobe epilepsy.

Keller SS, Glenn GR, Weber B, Kreilkamp BA, Jensen JH, Helpern JA, Wagner J, Barker GJ, Richardson MP, Bonilha L.

Brain. 2017 Jan;140(1):68-82. doi: 10.1093/brain/aww280. Epub 2016 Nov 15.


Dependence on b-value of the direction-averaged diffusion-weighted imaging signal in brain.

McKinnon ET, Jensen JH, Glenn GR, Helpern JA.

Magn Reson Imaging. 2017 Feb;36:121-127. doi: 10.1016/j.mri.2016.10.026. Epub 2016 Oct 27.


Comparison of Diffusion Metrics Obtained at 1.5T and 3T in Human Brain With Diffusional Kurtosis Imaging.

Shaw CB, Jensen JH, Deardorff RL, Spampinato MV, Helpern JA.

J Magn Reson Imaging. 2017 Mar;45(3):673-680. doi: 10.1002/jmri.25380. Epub 2016 Jul 12.


Epilepsy-related cytoarchitectonic abnormalities along white matter pathways.

Glenn GR, Jensen JH, Helpern JA, Spampinato MV, Kuzniecky R, Keller SS, Bonilha L.

J Neurol Neurosurg Psychiatry. 2016 Sep;87(9):930-6. doi: 10.1136/jnnp-2015-312980. Epub 2016 Apr 13.


Mapping the Orientation of White Matter Fiber Bundles: A Comparative Study of Diffusion Tensor Imaging, Diffusional Kurtosis Imaging, and Diffusion Spectrum Imaging.

Glenn GR, Kuo LW, Chao YP, Lee CY, Helpern JA, Jensen JH.

AJNR Am J Neuroradiol. 2016 Jul;37(7):1216-22. doi: 10.3174/ajnr.A4714. Epub 2016 Mar 3.


Microvascular basis for growth of small infarcts following occlusion of single penetrating arterioles in mouse cortex.

Taylor ZJ, Hui ES, Watson AN, Nie X, Deardorff RL, Jensen JH, Helpern JA, Shih AY.

J Cereb Blood Flow Metab. 2016 Aug;36(8):1357-73. doi: 10.1177/0271678X15608388. Epub 2015 Oct 13.


Resolving power for the diffusion orientation distribution function.

Jensen JH, Helpern JA.

Magn Reson Med. 2016 Aug;76(2):679-88. doi: 10.1002/mrm.25900. Epub 2015 Oct 7.


Fiber ball imaging.

Jensen JH, Russell Glenn G, Helpern JA.

Neuroimage. 2016 Jan 1;124(Pt A):824-833. doi: 10.1016/j.neuroimage.2015.09.049. Epub 2015 Oct 1.


Optimization of white matter fiber tractography with diffusional kurtosis imaging.

Glenn GR, Helpern JA, Tabesh A, Jensen JH.

NMR Biomed. 2015 Oct;28(10):1245-56. doi: 10.1002/nbm.3374. Epub 2015 Aug 14.


Instituting a radiology residency scholarly activity program.

Amrhein TJ, Tabesh A, Collins HR, Gordon LL, Helpern JA, Jensen JH.

Educ Health (Abingdon). 2015 Jan-Apr;28(1):68-73. doi: 10.4103/1357-6283.161906.


Brain iron: a promising noninvasive biomarker of attention-deficit/hyperactivity disorder that warrants further investigation.

Adisetiyo V, Helpern JA.

Biomark Med. 2015;9(5):403-6. doi: 10.2217/bmm.15.9. No abstract available.


Quantitative assessment of diffusional kurtosis anisotropy.

Glenn GR, Helpern JA, Tabesh A, Jensen JH.

NMR Biomed. 2015 Apr;28(4):448-59. doi: 10.1002/nbm.3271. Epub 2015 Feb 26.


Diffusional kurtosis and diffusion tensor imaging reveal different time-sensitive stroke-induced microstructural changes.

Weber RA, Hui ES, Jensen JH, Nie X, Falangola MF, Helpern JA, Adkins DL.

Stroke. 2015 Feb;46(2):545-50. doi: 10.1161/STROKEAHA.114.006782. Epub 2015 Jan 6.


Evidence of altered age-related brain cytoarchitecture in mouse models of down syndrome: a diffusional kurtosis imaging study.

Nie X, Hamlett ED, Granholm AC, Hui ES, Helpern JA, Jensen JH, Boger HA, Collins HR, Falangola MF.

Magn Reson Imaging. 2015 May;33(4):437-47. doi: 10.1016/j.mri.2014.12.008. Epub 2014 Dec 16.


Altered microstructure in temporal lobe epilepsy: a diffusional kurtosis imaging study.

Bonilha L, Lee CY, Jensen JH, Tabesh A, Spampinato MV, Edwards JC, Breedlove J, Helpern JA.

AJNR Am J Neuroradiol. 2015 Apr;36(4):719-24. doi: 10.3174/ajnr.A4185. Epub 2014 Dec 11.


Kurtosis analysis of neural diffusion organization.

Hui ES, Russell Glenn G, Helpern JA, Jensen JH.

Neuroimage. 2015 Feb 1;106:391-403. doi: 10.1016/j.neuroimage.2014.11.015. Epub 2014 Nov 15.


In vivo characterization of brain iron with magnetic field correlation imaging.

Jensen JH, Helpern JA.

Future Neurol. 2014 May 1;9(3):247-250. No abstract available.


Human brain asymmetry in microstructural connectivity demonstrated by diffusional kurtosis imaging.

Lee CY, Tabesh A, Nesland T, Jensen JH, Helpern JA, Spampinato MV, Bonilha L.

Brain Res. 2014 Nov 7;1588:73-80. doi: 10.1016/j.brainres.2014.09.002. Epub 2014 Sep 17.


Multimodal MR imaging of brain iron in attention deficit hyperactivity disorder: a noninvasive biomarker that responds to psychostimulant treatment?

Adisetiyo V, Jensen JH, Tabesh A, Deardorff RL, Fieremans E, Di Martino A, Gray KM, Castellanos FX, Helpern JA.

Radiology. 2014 Aug;272(2):524-32. doi: 10.1148/radiol.14140047. Epub 2014 Jun 17.


Histological correlation of diffusional kurtosis and white matter modeling metrics in cuprizone-induced corpus callosum demyelination.

Falangola MF, Guilfoyle DN, Tabesh A, Hui ES, Nie X, Jensen JH, Gerum SV, Hu C, LaFrancois J, Collins HR, Helpern JA.

NMR Biomed. 2014 Aug;27(8):948-57. doi: 10.1002/nbm.3140. Epub 2014 Jun 3.


Diffusional kurtosis imaging reveals a distinctive pattern of microstructural alternations in idiopathic generalized epilepsy.

Lee CY, Tabesh A, Spampinato MV, Helpern JA, Jensen JH, Bonilha L.

Acta Neurol Scand. 2014 Sep;130(3):148-55. doi: 10.1111/ane.12257. Epub 2014 May 3.


Leading non-Gaussian corrections for diffusion orientation distribution function.

Jensen JH, Helpern JA, Tabesh A.

NMR Biomed. 2014 Feb;27(2):202-11.


Revealing mesoscopic structural universality with diffusion.

Novikov DS, Jensen JH, Helpern JA, Fieremans E.

Proc Natl Acad Sci U S A. 2014 Apr 8;111(14):5088-93. doi: 10.1073/pnas.1316944111. Epub 2014 Mar 24.


Double-pulsed diffusional kurtosis imaging.

Jensen JH, Hui ES, Helpern JA.

NMR Biomed. 2014 Feb 20. doi: 10.1002/nbm.3094. [Epub ahead of print]


Double-pulsed diffusional kurtosis imaging.

Jensen JH, Hui ES, Helpern JA.

NMR Biomed. 2014 Apr;27(4):363-70. doi: 10.1002/nbm.3030.


White matter tract integrity metrics reflect the vulnerability of late-myelinating tracts in Alzheimer's disease.

Benitez A, Fieremans E, Jensen JH, Falangola MF, Tabesh A, Ferris SH, Helpern JA.

Neuroimage Clin. 2013 Nov 9;4:64-71. doi: 10.1016/j.nicl.2013.11.001. eCollection 2014.


Diffusional kurtosis imaging of the developing brain.

Paydar A, Fieremans E, Nwankwo JI, Lazar M, Sheth HD, Adisetiyo V, Helpern JA, Jensen JH, Milla SS.

AJNR Am J Neuroradiol. 2014 Apr;35(4):808-14. doi: 10.3174/ajnr.A3764. Epub 2013 Nov 14.


Hot topics in functional neuroradiology.

Faro SH, Mohamed FB, Helpern JA, Jensen JH, Thulborn KR, Atkinson IC, Sair HI, Mikulis DJ.

AJNR Am J Neuroradiol. 2013 Dec;34(12):2241-9. doi: 10.3174/ajnr.A3721. Epub 2013 Oct 17.


Presurgical connectome and postsurgical seizure control in temporal lobe epilepsy.

Bonilha L, Helpern JA, Sainju R, Nesland T, Edwards JC, Glazier SS, Tabesh A.

Neurology. 2013 Nov 5;81(19):1704-10. doi: 10.1212/01.wnl.0000435306.95271.5f. Epub 2013 Oct 9.


Microstructural integrity of early- versus late-myelinating white matter tracts in medial temporal lobe epilepsy.

Lee CY, Tabesh A, Benitez A, Helpern JA, Jensen JH, Bonilha L.

Epilepsia. 2013 Oct;54(10):1801-9. doi: 10.1111/epi.12353. Epub 2013 Sep 13.


Attention-deficit/hyperactivity disorder without comorbidity is associated with distinct atypical patterns of cerebral microstructural development.

Adisetiyo V, Tabesh A, Di Martino A, Falangola MF, Castellanos FX, Jensen JH, Helpern JA.

Hum Brain Mapp. 2014 May;35(5):2148-62. doi: 10.1002/hbm.22317. Epub 2013 Aug 1.


Novel white matter tract integrity metrics sensitive to Alzheimer disease progression.

Fieremans E, Benitez A, Jensen JH, Falangola MF, Tabesh A, Deardorff RL, Spampinato MV, Babb JS, Novikov DS, Ferris SH, Helpern JA.

AJNR Am J Neuroradiol. 2013 Nov-Dec;34(11):2105-12. doi: 10.3174/ajnr.A3553. Epub 2013 Jun 13.


Non-Gaussian diffusion MRI assessment of brain microstructure in mild cognitive impairment and Alzheimer's disease.

Falangola MF, Jensen JH, Tabesh A, Hu C, Deardorff RL, Babb JS, Ferris S, Helpern JA.

Magn Reson Imaging. 2013 Jul;31(6):840-6. doi: 10.1016/j.mri.2013.02.008. Epub 2013 Apr 18.

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