John Hart

Summary

Affiliation: University of Texas at Dallas
Country: USA

Publications

  1. ncbi request reprint Neural substrates of semantic memory
    John Hart
    Center for BrainHealth, School of Behavioral and Brain Sciences, The University of Texas at Dallas, Texas 75235, USA
    J Int Neuropsychol Soc 13:865-80. 2007
  2. pmc West Nile virus neuroinvasive disease: neurological manifestations and prospective longitudinal outcomes
    John Hart
    Center for BrainHealth, University of Texas at Dallas, Dallas, TX, USA
    BMC Infect Dis 14:248. 2014
  3. pmc Efficacy of language assessment in Alzheimer's disease: comparing in-person examination and telemedicine
    Lindsey Vestal
    Department of Speech Pathology, University of Arkansas at Little Rock, USA
    Clin Interv Aging 1:467-71. 2006
  4. doi request reprint Semantic memory retrieval circuit: role of pre-SMA, caudate, and thalamus
    John Hart
    Berman Laboratory for Learning and Memory, Center for BrainHealth, Dallas, TX 75235, USA
    Brain Lang 126:89-98. 2013
  5. pmc Neuroimaging of cognitive dysfunction and depression in aging retired National Football League players: a cross-sectional study
    John Hart
    Berman Laboratory for Learning and Memory, Center for Brain Health, School of Behavioral and Brain Sciences, The University of Texas at Dallas, 2200 W Mockingbird Ln, Dallas, TX 75235, USA
    JAMA Neurol 70:326-35. 2013
  6. ncbi request reprint Clinical functional magnetic resonance imaging
    John Hart
    Behavioral Neurology Section of the American Academy of Neurology, Minneapolis, MN, USA
    Cogn Behav Neurol 20:141-4. 2007
  7. doi request reprint Cognitive dysfunctions associated with PTSD: evidence from World War II prisoners of war
    John Hart
    Center for BrainHealth, The University of Texas at Dallas, 2200 W Mockingbird Lane, Dallas, TX 75235, USA
    J Neuropsychiatry Clin Neurosci 20:309-16. 2008
  8. pmc Visual event-related potentials as markers of hyperarousal in Gulf War illness: evidence against a stress-related etiology
    Gail D Tillman
    Center for BrainHealth, The University of Texas at Dallas, USA
    Psychiatry Res 211:257-67. 2013
  9. pmc Event-related potential patterns associated with hyperarousal in Gulf War illness syndrome groups
    Gail D Tillman
    Center for BrainHealth, The University of Texas at Dallas, USA
    Neurotoxicology 33:1096-105. 2012
  10. pmc Depressive symptoms and white matter dysfunction in retired NFL players with concussion history
    Jeremy Strain
    Berman Laboratory for Learning and Memory, Center for Brain Health, Dallas, TX, USA
    Neurology 81:25-32. 2013

Collaborators

Detail Information

Publications43

  1. ncbi request reprint Neural substrates of semantic memory
    John Hart
    Center for BrainHealth, School of Behavioral and Brain Sciences, The University of Texas at Dallas, Texas 75235, USA
    J Int Neuropsychol Soc 13:865-80. 2007
    ..Future directions should incorporate available and newly developed techniques to better inform the neural underpinning of semantic memory models...
  2. pmc West Nile virus neuroinvasive disease: neurological manifestations and prospective longitudinal outcomes
    John Hart
    Center for BrainHealth, University of Texas at Dallas, Dallas, TX, USA
    BMC Infect Dis 14:248. 2014
    ..It is essential to collect longitudinal information about the recovery process and to characterize predicative factors that may assist in therapeutic decision-making in the future...
  3. pmc Efficacy of language assessment in Alzheimer's disease: comparing in-person examination and telemedicine
    Lindsey Vestal
    Department of Speech Pathology, University of Arkansas at Little Rock, USA
    Clin Interv Aging 1:467-71. 2006
    ....
  4. doi request reprint Semantic memory retrieval circuit: role of pre-SMA, caudate, and thalamus
    John Hart
    Berman Laboratory for Learning and Memory, Center for BrainHealth, Dallas, TX 75235, USA
    Brain Lang 126:89-98. 2013
    ..This high beta signal is also detected in cortical regions. This circuit is modulated by the caudate nuclei to facilitate correct and suppress incorrect target memories...
  5. pmc Neuroimaging of cognitive dysfunction and depression in aging retired National Football League players: a cross-sectional study
    John Hart
    Berman Laboratory for Learning and Memory, Center for Brain Health, School of Behavioral and Brain Sciences, The University of Texas at Dallas, 2200 W Mockingbird Ln, Dallas, TX 75235, USA
    JAMA Neurol 70:326-35. 2013
    ..CONCLUSIONS Cognitive deficits and depression appear to be more common in aging former NFL players compared with healthy controls. These deficits are correlated with white matter abnormalities and changes in regional cerebral blood flow...
  6. ncbi request reprint Clinical functional magnetic resonance imaging
    John Hart
    Behavioral Neurology Section of the American Academy of Neurology, Minneapolis, MN, USA
    Cogn Behav Neurol 20:141-4. 2007
    ..To describe a new series of evaluation/procedural codes that were approved by the American Medical Association (AMA) CPT Editorial Panel for use in billing for these procedures by physicians or licensed clinical psychologists...
  7. doi request reprint Cognitive dysfunctions associated with PTSD: evidence from World War II prisoners of war
    John Hart
    Center for BrainHealth, The University of Texas at Dallas, 2200 W Mockingbird Lane, Dallas, TX 75235, USA
    J Neuropsychiatry Clin Neurosci 20:309-16. 2008
    ..There is a suggestion that some cognitive decrements occur in PTSD patients only when they have comorbid psychiatric diagnoses...
  8. pmc Visual event-related potentials as markers of hyperarousal in Gulf War illness: evidence against a stress-related etiology
    Gail D Tillman
    Center for BrainHealth, The University of Texas at Dallas, USA
    Psychiatry Res 211:257-67. 2013
    ....
  9. pmc Event-related potential patterns associated with hyperarousal in Gulf War illness syndrome groups
    Gail D Tillman
    Center for BrainHealth, The University of Texas at Dallas, USA
    Neurotoxicology 33:1096-105. 2012
    ..All three syndrome groups showed an attenuated P3b to target stimuli, which could be secondary to both cholinergic and dopaminergic contributions or disruption of white matter integrity...
  10. pmc Depressive symptoms and white matter dysfunction in retired NFL players with concussion history
    Jeremy Strain
    Berman Laboratory for Learning and Memory, Center for Brain Health, Dallas, TX, USA
    Neurology 81:25-32. 2013
    ..To determine whether correlates of white matter integrity can provide general as well as specific insight into the chronic effects of head injury coupled with depression symptom expression in professional football players...
  11. pmc Subjective report of word-finding and memory deficits in normal aging and dementia
    Clifford S Calley
    Berman Laboratory of Learning and Memory, Center for BrainHealth, The University of Texas at Dallas, Dallas, TX 75235, USA
    Cogn Behav Neurol 23:185-91. 2010
    ..Compare subjective reports of both memory and word-finding deficits to clinical diagnosis and objective neuropsychological testing...
  12. doi request reprint The neuroanatomic correlates of semantic memory deficits in patients with Gulf War illnesses: a pilot study
    Clifford S Calley
    Center for BrainHealth, University of Texas at Dallas, Dallas, TX 75235, USA
    Brain Imaging Behav 4:248-55. 2010
    ..The combination of performance deficits and functional neuroimaging differences between affected Gulf War veterans and deployed normal controls begins to establish a neurobiological basis for their word-finding deficits...
  13. pmc The influence of perceptual and semantic categorization on inhibitory processing as measured by the N2-P3 response
    Mandy J Maguire
    Center for BrainHealth, University of Texas at Dallas, Dallas, TX 75235, USA
    Brain Cogn 71:196-203. 2009
    ..Thus, the level of complexity of conceptual-semantic representations influences inhibitory processing in a systematic way. This inhibition paradigm may be a key for investigating inhibitory dysfunction in patient populations...
  14. doi request reprint Event-related potentials in semantic memory retrieval
    Matthew R Brier
    Berman Laboratory for Learning and Memory, Center for Brain Health, School of Behavioral and Brain Sciences, The University of Texas at Dallas, Dallas, Texas, USA
    J Int Neuropsychol Soc 14:815-22. 2008
    ..The consistency of this finding suggests that the process is stable across individuals. The potential clinical applications are discussed...
  15. doi request reprint Impaired response inhibition in ill Gulf War veterans
    Gail D Tillman
    School of Behavioral and Brain Sciences, Center for BrainHealth, The University of Texas at Dallas, Dallas, TX, United States
    J Neurol Sci 297:1-5. 2010
    ..This supports the contention that the ill veterans' deficit lies more in inhibiting than in detecting task-related differences in the stimuli...
  16. doi request reprint Frontal theta and alpha power and coherence changes are modulated by semantic complexity in Go/NoGo tasks
    Matthew R Brier
    Berman Laboratory for Learning and Memory, Center for BrainHealth, The University of Texas at Dallas, TX 75235, USA
    Int J Psychophysiol 78:215-24. 2010
    ....
  17. doi request reprint Semantic processing and response inhibition
    Hsueh Sheng Chiang
    aCenter for BrainHealth bCallier Center for Communication Disorders, University of Texas at Dallas, Texas cDepartment of Speech and Hearing Science, University of Illinois at Urbana Champaign, Urbana, Illinois dMedical Scientist Training Program, Washington University in St Louis, Missouri eDepartment of Radiology, The Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    Neuroreport 24:889-93. 2013
    ..The findings characterized mechanisms mediating response inhibition associated with semantic object categorization in the 'what' visual object memory system. ..
  18. doi request reprint Threat as a feature in visual semantic object memory
    Clifford S Calley
    Berman Laboratory for Learning and Memory, Center for BrainHealth, The University of Texas at Dallas, Dallas, Texas 75235, USA
    Hum Brain Mapp 34:1946-55. 2013
    ..The findings are discussed in terms of visual recognition of processing efficiently or rapidly groups of items that confer an advantage for survival...
  19. doi request reprint Removing an intersubject variance component in a general linear model improves multiway factoring of event-related spectral perturbations in group EEG studies
    Jeffrey S Spence
    Department of Clinical Sciences, University of Texas Southwestern Medical Center, Dallas, TX, USA
    Hum Brain Mapp 34:651-64. 2013
    ....
  20. pmc Depressive symptoms and concussions in aging retired NFL players
    Nyaz Didehbani
    Center for BrainHealth, The University of Texas at Dallas, Dallas, TX, USA
    Arch Clin Neuropsychol 28:418-24. 2013
    ..Findings suggest that the number of self-reported concussions may be related to later depressive symptomology (particularly cognitive symptoms of depression). ..
  21. doi request reprint Repetitive transcranial magnetic stimulation and threat memory: selective reduction of combat threat memory p300 response after right frontal-lobe stimulation
    Gail D Tillman
    Center for BrainHealth, University of Texas, Dallas, TX 75235, USA
    J Neuropsychiatry Clin Neurosci 23:40-7. 2011
    ..In addition to providing evidence for the effectiveness of right frontal rTMS for an exaggerated response to trauma-related stimuli, this study provides electrophysiological corroboration of subjective reports of PTSD symptoms...
  22. ncbi request reprint Inhibitory control gains from higher-order cognitive strategy training
    Michael A Motes
    Center for BrainHealth, School of Behavioral and Brain Sciences, University of Texas at Dallas, United States Electronic address
    Brain Cogn 84:44-62. 2014
    ..The findings are discussed in terms of implications for cognitive strategy training, models of cognitive abilities, and education. ..
  23. ncbi request reprint Age-related changes in feature-based object memory retrieval as measured by event-related potentials
    Hsueh Sheng Chiang
    Center for BrainHealth, The University of Texas at Dallas, 2200 West Mockingbird Lane, Dallas, TX 75235, USA
    Biol Psychol 100:106-14. 2014
    ....
  24. pmc Hippocampal dysfunction in Gulf War veterans: investigation with ASL perfusion MR imaging and physostigmine challenge
    Xiufeng Li
    Departments of Radiology, Division of Neuroradiology, Internal Medicine, Clinical Sciences, Psychiatry, and Neurology, University of Texas Southwestern Medical Center, Dallas, TX 75390 8874, USA
    Radiology 261:218-25. 2011
    ..ASL MR imaging examination of hippocampal rCBF in a cholinergic challenge experiment may be useful as a diagnostic test for this condition...
  25. ncbi request reprint Gist reasoning training in cognitively normal seniors
    Raksha Anand
    Center for BrainHealth, The University of Texas at Dallas, Dallas, TX, USA
    Int J Geriatr Psychiatry 26:961-8. 2011
    ....
  26. doi request reprint Light-weight single trial EEG signal processing algorithms: computational profiling for low power design
    Ali Ahmadi
    Embedded Systems and Signal Processing Lab, Department of Electrical Engineering, University of Texas at Dallas, Richardson, TX 75080, USA
    Conf Proc IEEE Eng Med Biol Soc 2011:4426-30. 2011
    ..Computational profiling shows that this method is suitable for real time signal processing implementation...
  27. pmc The influence of carbon dioxide on brain activity and metabolism in conscious humans
    Feng Xu
    Advanced Imaging Research Center, University of Texas Southwestern Medical Center, Dallas, Texas 75390, USA
    J Cereb Blood Flow Metab 31:58-67. 2011
    ....
  28. ncbi request reprint Space-time-frequency analysis of EEG data using within-subject statistical tests followed by sequential PCA
    Thomas C Ferree
    Department of Radiology, University of Texas Southwestern Medical Center, Dallas, 75390 8896, USA
    Neuroimage 45:109-21. 2009
    ..It is concluded that STAT-PCA is well suited for analyzing the time-varying spectral content of EEG during cognitive tasks...
  29. ncbi request reprint Neural hybrid model of semantic object memory: implications from event-related timing using fMRI
    Michael A Kraut
    Dept of Radiology, Division of Neuroradiology, The Johns Hopkins University School of Medicine, Baltimore, MD, USA
    J Int Neuropsychol Soc 9:1031-40. 2003
    ..We conclude that BA6 mediates early designation or refinement of search criteria, and that the pulvinar may be involved in the binding of feature stimuli for an integrated object memory...
  30. ncbi request reprint Neuroanatomic organization of sound memory in humans
    Michael A Kraut
    The Johns Hopkins University School of Medicine, USA
    J Cogn Neurosci 18:1877-88. 2006
    ..Neural regions selective for threatening sounds are similar to those of nonhuman primates, demonstrating semantic memory organization for basic biological/survival primitives are present across species...
  31. ncbi request reprint Object activation from features in the semantic system
    Michael A Kraut
    Division of Neuroradiology, John Hopkins Hospital, Johns Hopkins University, Baltimore, MD 21287, USA
    J Cogn Neurosci 14:24-36. 2002
    ..These results suggest that the thalamus has a critical role in coordinating the cortical activity required for activating an object concept in the semantic system...
  32. ncbi request reprint Object activation in semantic memory from visual multimodal feature input
    Michael A Kraut
    Division of Neuroradiology, Johns Hopkins Hospital, Johns Hopkins University, Baltimore, MD 21287, USA
    J Cogn Neurosci 14:37-47. 2002
    ..The somatomotor signal changes are likely secondary to activation of the semantic object representations from multimodal visual stimuli...
  33. ncbi request reprint Neural mechanisms of semantic memory
    Michael A Kraut
    Department of Radiology, Division of Neuroradiology, The Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Curr Neurol Neurosci Rep 4:461-5. 2004
    ..The pulvinar nucleus of the thalamus, in concert with ventral temporal and occipital cortical regions, become active later, perhaps when the criteria are met or the target object is identified...
  34. ncbi request reprint The Semantic Object Retrieval Test (SORT) in amnestic mild cognitive impairment
    Michael A Kraut
    Department of Radiology, Division of Neuroradiology, The Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Cogn Behav Neurol 20:62-7. 2007
    ..Between 10% and 15% of patients with the amnestic variety of Mild Cognitive Impairment (MCI) convert to Alzheimer disease (AD) per year...
  35. ncbi request reprint Tailored cognitive testing with provocative amobarbital injection preceding AVM embolization
    Lauren R Moo
    Department of Neurology, The Johns Hopkins Hospital, Baltimore, MD, USA
    AJNR Am J Neuroradiol 23:416-21. 2002
    ..We sought to determine whether a method of targeted neurologic and cognitive testing during AVM embolization reduces the incidence of focal cognitive and other neurologic deficits associated with the procedure...
  36. ncbi request reprint Distinct prefrontal cortex activity associated with item memory and source memory for visual shapes
    Scott D Slotnick
    Department of Psychology, Harvard University, William James Hall, 33 Kirkland Street, Cambridge, MA 02138, USA
    Brain Res Cogn Brain Res 17:75-82. 2003
    ..Moreover, only item memory was associated with activity in the medial temporal lobes. These results confirm and extend previous findings that item memory and source memory are associated with distinct neural substrates...
  37. pmc Interactions between thalamic and cortical rhythms during semantic memory recall in human
    Scott D Slotnick
    Department of Psychology, Johns Hopkins University, Baltimore, MD 21218, USA
    Proc Natl Acad Sci U S A 99:6440-3. 2002
    ..Such a pattern of thalamocortical activity reflects a plausible neural mechanism underlying semantic memory recall that may underlie other cognitive processes as well...
  38. ncbi request reprint The effect of age on rate of functional recovery after intracarotid amobarbital injection
    Jessica B Segal
    Department of Neurology, Division of Cognitive Neurology, Johns Hopkins University School of Medicine, Baltimore, Maryland 21287, USA
    Epilepsia 43:659-61. 2002
    ..Previous studies of thiopental, a barbiturate similar to sodium amobarbital, found that age and gender significantly affect the dose required to induce anesthesia, such that younger patients require higher dosage...
  39. ncbi request reprint The impact of pathologist experience on liver transplant biopsy interpretation
    Carla S Coffin
    Department of Medicine, University of Calgary, Calgary, AB, Canada
    Mod Pathol 19:832-8. 2006
    ....
  40. ncbi request reprint Abnormal object recall and anterior cingulate overactivation correlate with formal thought disorder in schizophrenia
    Michal Assaf
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, CT 06106, USA
    Biol Psychiatry 59:452-9. 2006
    ..An influential theory is that FTD results from impaired semantic memory processing. We explored the neural correlates of semantic memory retrieval in schizophrenia using an imaging task assessing semantic object recall...
  41. ncbi request reprint The Semantic Object Retrieval Test (SORT) in normal aging and Alzheimer disease
    Michael A Kraut
    Department of Radiology, Division of Neuroradiology, The Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Cogn Behav Neurol 19:177-84. 2006
    ..To characterize performance on a test of semantic object retrieval (Semantic Object Retrieval Test-SORT) in healthy, elderly subjects and patients with Alzheimer disease (AD)...
  42. ncbi request reprint Evidence of resilience: neuroimaging in former prisoners of war
    Thomas Freeman
    Mental Health Service, Central Arkansas Veterans Healthcare System, Little Rock, AR, USA
    Psychiatry Res 146:59-64. 2006
    ....
  43. ncbi request reprint Neural correlates of the object-recall process in semantic memory
    Michal Assaf
    Olin Neuropsychiatry Research Center, Institute of Living, Hartford, CT 06106, United States
    Psychiatry Res 147:115-26. 2006
    ..Understanding the circuit that normally mediates this process is relevant for schizophrenia, where many regions in this circuit are functionally abnormal and semantic memory is impaired...