Research Topics
Genomes and GenesSpecies | Hengyi RaoSummaryAffiliation: University of Pennsylvania Country: USA Publications
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Detail Information
Publications
Continuous ASL perfusion fMRI investigation of higher cognition: quantification of tonic CBF changes during sustained attention and working memory tasksJunghoon Kim
Moss Rehabilitation Research Institute, Albert Einstein Healthcare Network, 1200 W Tabor Road, Philadelphia, PA 19141, USA
Neuroimage 31:376-85. 2006..Increased applications of the method to the investigation of cognitively impaired populations are expected to follow...
Neural correlates of voluntary and involuntary risk taking in the human brain: an fMRI Study of the Balloon Analog Risk Task (BART)Hengyi Rao
Center for Functional Neuroimaging, University of Pennsylvania, Philadelphia, PA 19104, USA
Neuroimage 42:902-10. 2008..The present paradigm may be extended to pathological populations to determine the specific neural components of their impaired risk behavior...- Early parental care is important for hippocampal maturation: evidence from brain morphology in humansHengyi Rao
Center for Functional Neuroimaging, University of Pennsylvania, Philadelphia, PA 19104, USA
Neuroimage 49:1144-50. 2010..Our results provide neuroimaging evidence supporting the important role of warm parental care during early childhood for brain maturation... 
Genetic variation in serotonin transporter alters resting brain function in healthy individualsHengyi Rao
Center for Functional Neuroimaging, Department of Neurology and Radiology, University of Pennsylvania, 3400 Spruce Street, Philadelphia, PA 19104, USA
Biol Psychiatry 62:600-6. 2007..Perfusion functional magnetic resonance imaging (fMRI) was used to investigate the effect of genetic variation of the human serotonin transporter (5-HTT) gene (5-HTTLPR, SLC6A4) on resting brain function of healthy individuals...- Imaging brain activity during natural vision using CASL perfusion fMRIHengyi Rao
Department of Neurology, Center of Functional Neuroimaging, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
Hum Brain Mapp 28:593-601. 2007.... - Serotonin transporter genotype modulates amygdala activity during mood regulationSeth J Gillihan
Center for Cognitive Neuroscience, Department of Psychology, University of Pennsylvania, Philadelphia, PA 19104, USA
Soc Cogn Affect Neurosci 5:1-10. 2010.... - Diagnosis of brain abnormality using both structural and functional MR imagesYong Fan
Section of Biomedical Image Analysis, Department of Radiology, University of Pennsylvania, 3600 Market Street, Suite 380, Philadelphia, PA 19104, USA
Conf Proc IEEE Eng Med Biol Soc . 2006..8% correct classification rate using a leave-one-out cross-validation. Comparison results show the effectiveness of our method and also the importance of simultaneously using both structural and functional images for brain classification... - Gender difference in neural response to psychological stressJiongjiong Wang
Department of Radiology, University of Pennsylvania, Philadelphia, PA 19104, USA
Soc Cogn Affect Neurosci 2:227-39. 2007..Our study may represent an initial step in uncovering the neurobiological basis underlying the contrasting health consequences of psychosocial stress in men and women... - Altered resting cerebral blood flow in adolescents with in utero cocaine exposure revealed by perfusion functional MRIHengyi Rao
Department of Radiology and Neurology, Center for Functional Neuroimaging, University of Pennsylvania, Philadelphia, Pennsylvania, USA
Pediatrics 120:e1245-54. 2007.... - Serotonin transporter genotype modulates the association between depressive symptoms and amygdala activity among psychiatrically healthy adultsSeth J Gillihan
Department of Psychology, University of Pennsylvania, Philadelphia, PA 19104, USA
Psychiatry Res 193:161-7. 2011..These results complement existing reports of short allele related amygdala hyperactivity and suggest an additional neurobiological mechanism whereby the 5-HTTLPR is associated with psychiatric outcomes... - Empirical optimization of ASL data analysis using an ASL data processing toolbox: ASLtbxZe Wang
Center for Functional Neuroimaging and Department of Neurology, School of Medicine, University of Pennsylvania, Philadelphia, PA 19104, USA
Magn Reson Imaging 26:261-9. 2008..The implementation of all ASL data processing approaches is easily accomplished within an open-source toolbox, ASLtbx, and is advocated for most perfusion fMRI data sets... - Applications of arterial spin labeled MRI in the brainJohn A Detre
Department of Neurology, University of Pennsylvania, Philadelphia, Pennsylvania, USA
J Magn Reson Imaging 35:1026-37. 2012..This review covers selected research and clinical applications of ASL MRI in the brain to illustrate its potential in both neuroscience research and clinical care... - Diagnosis of brain abnormality using both structural and functional MR imagesYong Fan
Department of Radiology, University of Pennsylvania, 3400 Spruce Street, Philadelphia, PA 19104, USA
Conf Proc IEEE Eng Med Biol Soc 1:1044-7. 2006..8% correct classification rate using a leave-one-out cross-validation. Comparison results show the effectiveness of our method and also the importance of simultaneously using both structural and functional images for brain classification... - Multivariate examination of brain abnormality using both structural and functional MRIYong Fan
Department of Radiology, University of Pennsylvania, PA 19104, USA
Neuroimage 36:1189-99. 2007..Therefore, the proposed approach provided not only a multivariate classification method for detecting brain abnormalities, but also an alternative way for group analysis of multimodality images... - Effects of heavy in utero cocaine exposure on adolescent caudate morphologyBrian B Avants
Department of Radiology, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
Pediatr Neurol 37:275-9. 2007..The right (P < 0.025) and left (P < 0.035) caudate, studied independently, show the same significant trend. Permutation testing and the false discovery rate were used to assess significance... - Decreased ventral striatal activity with impulse control disorders in Parkinson's diseaseHengyi Rao
Center for Functional Neuroimaging, Department of Neurology and Radiology, University of Pennsylvania, Philadelphia, Pennsylvania, USA
Mov Disord 25:1660-9. 2010..Thus, treatments for ICDs in non-PD patients warrant consideration in PD patients with ICDs... - Arterial spin-labeled perfusion MRI in basic and clinical neuroscienceJohn A Detre
Department of Neurology, University of Pennsylvania, Philadelphia, PA 19104, USA
Curr Opin Neurol 22:348-55. 2009.... - Imaging brain fatigue from sustained mental workload: an ASL perfusion study of the time-on-task effectJulian Lim
Unit for Experimental Psychiatry, Department of Psychiatry, University of Pennsylvania, Philadelphia, PA 19104, USA
Neuroimage 49:3426-35. 2010.... - Using perfusion fMRI to measure continuous changes in neural activity with learningIngrid R Olson
Centers for Cognitive Neuroscience, CCN, and Functional Neuroimaging, CfN, University of Pennsylvania, 3400 Spruce Street, Philadelphia, 19104, USA
Brain Cogn 60:262-71. 2006..More generally, our results show that perfusion fMRI may be applied to the study of mental operations that produce gradual changes in neural activity... - Remifentanil-induced cerebral blood flow effects in normal humans: dose and ApoE genotypeW Andrew Kofke
Department of Anesthesiology and Critical Care, Hospital of the University of Pennsylvania, Philadelphia, PA 19104 4283, USA
Anesth Analg 105:167-75. 2007..We tested the hypothesis that, in the absence of surgery, small doses of remifentanil produce limbic system activation in humans which varies with dose and ApoE genotype... - Strategies for reducing large fMRI data sets for independent component analysisZe Wang
Center for Functional Neuroimaging, University of Pennsylvania, Philadelphia, 19104, USA
Magn Reson Imaging 24:591-6. 2006..Real fMRI data were used to evaluate the PC extraction precision, computational expense, and memory usage of the presented methods... - Perfusion functional MRI reveals cerebral blood flow pattern under psychological stressJiongjiong Wang
Department of Radiology, University of Pennsylvania, Philadelphia, PA 19104, USA
Proc Natl Acad Sci U S A 102:17804-9. 2005..Our results provide neuroimaging evidence that psychological stress induces negative emotion and vigilance and that the ventral RPFC plays a key role in the central stress response... - Changes in cerebral blood flow and anxiety associated with an 8-week mindfulness programme in women with breast cancerDaniel A Monti
Jefferson Myrna Brind Center of Integrative Medicine, Thomas Jefferson University, Philadelphia, PA 19107, USA
Stress Health 28:397-407. 2012..The results demonstrate that the MBAT programme was associated with significant changes in CBF, which correlated with decreased anxiety over an 8-week period... - Neurocognitive consequences of sleep deprivationNamni Goel
Division of Sleep and Chronobiology, Department of Psychiatry, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania 19104 6021, USA
Semin Neurol 29:320-39. 2009..Thus, cognitive deficits believed to be a function of the severity of clinical sleep disturbance may be a product of genetic alleles associated with differential cognitive vulnerability to sleep loss... - Concurrent CBF and CMRGlc changes during human brain activation by combined fMRI-PET scanningAndrew B Newberg
Department of Radiology, University of Pennsylvania Health System, Philadelphia, PA 19104, USA
Neuroimage 28:500-6. 2005..Although initially validated using a brief, non-quantitative protocol, this approach can provide quantitative CBF and CMRGlc, with a broad range of potential applications in functional physiology and pathophysiology... - A regulation role of the prefrontal cortex in the fist-edge-palm task: evidence from functional connectivity analysisHengyi Rao
Department of Psychology, Center for Functional Brain Imaging and First Affiliated Hospital, Sun Yat Sen University, Guangzhou, 510275, China
Neuroimage 41:1345-51. 2008.... - Spatiotemporal activation of the two visual pathways in form discrimination and spatial location: a brain mapping studyHengyi Rao
Beijing Laboratory of Cognitive Science, School of Life Sciences, University of Science and Technology of China
Hum Brain Mapp 18:79-89. 2003.... - The neural basis of motor sequencing: an fMRI study of healthy subjectsRaymond C K Chan
Department of Psychology, Sun Yat Sen University, and Department of Radiology, First Affiliated Hospital, Guangzhou 510275, PR
Neurosci Lett 398:189-94. 2006..These also provide the empirical data on the neural basis of neurological soft signs for further study in other clinical group like schizophrenia in the near future... - Engagement of the prefrontal cortex in representational momentum: an fMRI studyHengyi Rao
Department of Psychology, Peking University, People s Republic of China
Neuroimage 23:98-103. 2004..The fMRI results suggest that RM may not simply reflect implicit motion perception and high level cognitive mechanisms underpinned by the prefrontal cortex may be involved in the RM effect... - The role of human parietal cortex in attention networksShihui Han
Department of Psychology, Centre for Brain and Cognitive Sciences, Peking University, Beijing 100871, People s Republic of China
Brain 127:650-9. 2004..The results are discussed in terms of the role of human parietal cortex in the neural network underlying voluntary attentional control...