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Neuroscience

D-Index
76
Citations
29093
World Ranking
1892
National Ranking
907

Overview

James J. Pekar is affiliated with Johns Hopkins University in the United States. Their research primarily spans the fields of neuroscience and medicine, with a particular focus on cognitive neuroscience, radiology, nuclear medicine and imaging, psychiatry and mental health, cellular and molecular neuroscience, and neurology.

The scientist's research topics include functional brain connectivity studies, EEG and brain-computer interfaces, neural dynamics and brain function, advanced neuroimaging techniques and applications, attention deficit hyperactivity disorder (ADHD), advanced MRI techniques and applications, and transcranial magnetic stimulation studies.

Recent publications include:

  • Emotions and brain function are altered up to one month after a single high dose of psilocybin (2020), Scientific Reports
  • Psilocybin therapy increases cognitive and neural flexibility in patients with major depressive disorder (2021), Translational Psychiatry
  • Children with attention-deficit/hyperactivity disorder spend more time in hyperconnected network states and less time in segregated network states as revealed by dynamic connectivity analysis (2021), NeuroImage
  • Increased integration between default mode and task-relevant networks in children with ADHD is associated with impaired response control (2021), Developmental Cognitive Neuroscience
  • Phase-locking of resting-state brain networks with the gastric basal electrical rhythm (2021), PLoS ONE

Frequent co-authors collaborating with Pekar include:

  • Martin A. Lindquist
  • Stewart H. Mostofsky
  • Keri S. Rosch
  • Ann S. Choe
  • Bo-Hao Tang

Notable venues for publishing Pekar's work include:

  • Developmental Cognitive Neuroscience
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Proceedings on CD-ROM - International Society for Magnetic Resonance in Medicine. Scientific Meeting and Exhibition/Proceedings of the International Society for Magnetic Resonance in Medicine, Scientific Meeting and Exhibition
  • Scientific Reports
  • Translational Psychiatry

Best Publications

  • A method for making group inferences from functional MRI data using independent component analysis

    V.D. Calhoun;T. Adali;G.D. Pearlson;J.J. Pekar;J.J. Pekar

  • Toward discovery science of human brain function

    Bharat B. Biswal;Maarten Mennes;Xi Nian Zuo;Suril Gohel

  • Tract Probability Maps in Stereotaxic Spaces: Analyses of White Matter Anatomy and Tract-Specific Quantification

    Kegang Hua;Jiangyang Zhang;Setsu Wakana;Hangyi Jiang

  • Meta-analysis of Go/No-go tasks demonstrating that fMRI activation associated with response inhibition is task-dependent

    Daniel J. Simmonds;James J. Pekar;James J. Pekar;Stewart H. Mostofsky;Stewart H. Mostofsky

  • Transient neural activity in human parietal cortex during spatial attention shifts

    Steven Yantis;Steven Yantis;Jens Schwarzbach;Jens Schwarzbach;John T. Serences;Robert L. Carlson;Robert L. Carlson

  • Spatial and temporal independent component analysis of functional MRI data containing a pair of task-related waveforms.

    V.D. Calhoun;T. Adali;G.D. Pearlson;J.J. Pekar;J.J. Pekar

  • Echo-planar imaging of intravoxel incoherent motion.

    R Turner;D Le Bihan;J Maier;R Vavrek

  • Functional magnetic resonance imaging based on changes in vascular space occupancy.

    Hanzhang Lu;Xavier Golay;Xavier Golay;James J. Pekar;Peter C.M. van Zijl;Peter C.M. van Zijl

  • Decreased connectivity and cerebellar activity in autism during motor task performance

    Stewart H. Mostofsky;Stephanie K. Powell;Daniel J. Simmonds;Melissa C. Goldberg;Melissa C. Goldberg

  • Water diffusion and acute stroke

    Peter van Gelderen;Marloes H. M. de Vleeschouwer;Daryl DesPres;James Pekar

  • Hierarchical Organization of the Human Auditory Cortex Revealed by Functional Magnetic Resonance Imaging

    C. M. Wessinger;J. Vanmeter;B. Tian;J. Van Lare

  • Reduction of motion-related artifacts in resting state fMRI using aCompCor

    John Muschelli;Mary Beth Nebel;Mary Beth Nebel;Brian S. Caffo;Anita D. Barber;Anita D. Barber

  • MR color mapping of myelin fiber orientation

    P. Douek;R. Turner;J. Pekar;N. Patronas

  • fMRI evidence that the neural basis of response inhibition is task-dependent.

    Stewart H Mostofsky;Joanna G.B Schafer;Michael T Abrams;Michael T Abrams;Melissa C Goldberg;Melissa C Goldberg

  • fMRI activation in a visual-perception task: network of areas detected using the general linear model and independent components analysis.

    Vince D. Calhoun;Tülay Adali;V. B. McGinty;James J. Pekar;James J. Pekar

  • Imaging of Diffusion and Microcirculation with Gradient Sensitization: Design, Strategy, and Significance'

    Denis Le Bihan;Robert Turner;Chrit T. W. Moonen;James Pekar

  • Emotions and brain function are altered up to one month after a single high dose of psilocybin.

    Frederick S. Barrett;Manoj K. Doss;Nathan D. Sepeda;James J. Pekar

  • Different activation dynamics in multiple neural systems during simulated driving.

    Vince D. Calhoun;James J. Pekar;James J. Pekar;Vince B. McGinty;Tulay Adali

  • Multi-parametric neuroimaging reproducibility: a 3-T resource study.

    Bennett A. Landman;Bennett A. Landman;Alan J. Huang;Alan J. Huang;Aliya Gifford;Deepti S. Vikram;Deepti S. Vikram

  • Psilocybin therapy increases cognitive and neural flexibility in patients with major depressive disorder

    Manoj K. Doss;Michal Považan;Monica D. Rosenberg;Nathan D. Sepeda

  • Sex differences in cerebral laterality of language and visuospatial processing.

    A.M. Clements;S.L. Rimrodt;S.L. Rimrodt;J.R. Abel;J.G. Blankner

  • Regionally-Specific Diffusion Tensor Imaging in Mild Cognitive Impairment and Alzheimer’s Disease

    Michelle M. Mielke;N. A. Kozauer;K. C. G. Chan;M. George

Frequent Co-Authors

Stewart H. Mostofsky
Stewart H. Mostofsky Johns Hopkins University School of Medicine
Vince D. Calhoun
Vince D. Calhoun Georgia State University
Godfrey D. Pearlson
Godfrey D. Pearlson Yale University
Martin A. Lindquist
Martin A. Lindquist Johns Hopkins University
Tulay Adali
Tulay Adali University of Maryland, Baltimore County
Manus J. Donahue
Manus J. Donahue Vanderbilt University Medical Center
Hanzhang Lu
Hanzhang Lu Johns Hopkins University School of Medicine
Susan M. Courtney
Susan M. Courtney Johns Hopkins University
Martha B. Denckla
Martha B. Denckla Johns Hopkins University School of Medicine
Laurie E. Cutting
Laurie E. Cutting Vanderbilt University

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