Research Topics
Genomes and Genes | Bin HeSummaryAffiliation: University of Illinois at Chicago Country: USA Publications
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Publications
Human herpesvirus-8 in northwestern China: epidemiology and characterization among blood donorsXing Wang
First Teaching Hospital of Xinjiang Medical University, Urumqi, Xinjiang, PR China
Virol J 7:62. 2010..We evaluated the seroprevalence and potential risk factors of HHV-8 infection in blood donors in one region. We surveyed HHV-8 infection among 4461 blood donors in Xinjiang, China, a unique endemic area for HHV-8 and KS...
Antisense RNA directed to the human papillomavirus type 16 E7 mRNA from herpes simplex virus type 1 derived vectors is expressed in CaSki cells and downregulates E7 mRNAIlkka Kari
Department of Virology, Institute of Dentistry, University of Turku, Turku, Finland
Virol J 4:47. 2007..The present study elucidates the potential to use herpes simplex virus (HSV) derived vectors for expression of antisense RNA to HPV -16 E7 oncogene...
Inhibition of TANK binding kinase 1 by herpes simplex virus 1 facilitates productive infectionYijie Ma
Department of Microbiology and Immunology, College of Medicine, University of Illinois, Chicago, Illinois, USA
J Virol 86:2188-96. 2012..5 null mutant. Therefore, in addition to PKR, ?(1)34.5 negatively regulates TBK1, which contributes viral replication and spread in vivo...
Viruses, endoplasmic reticulum stress, and interferon responsesB He
Department of Microbiology and Immunology, College of Medicine, The University of Illinois at Chicago, 835 South Wolcott Avenue, Chicago, IL 60612, USA
Cell Death Differ 13:393-403. 2006..This review highlights recent progress in these areas...
Activation of NF-?B in CD8+ dendritic cells Ex Vivo by the ?134.5 null mutant correlates with immunity against herpes simplex virus 1Huali Jin
Department of Microbiology and Immunology, College of Medicine, University of Illinois, Chicago, Illinois, USA
J Virol 86:1059-68. 2012..These results suggest that engagement of the ?(1)34.5 null mutant with CD8(+) DCs elicits innate immunity to activate NF-?B, which translates into protective immunity...
Dephosphorylation of eIF2alpha mediated by the gamma134.5 protein of herpes simplex virus 1 facilitates viral neuroinvasionDustin Verpooten
Department of Microbiology and Immunology, College of Medicine, University of Illinois, Chicago, Illinois 60612, USA
J Virol 83:12626-30. 2009..5 abrogate viral replication in the eye and spread to the trigeminal ganglia and brain. Intriguingly, inhibition of antiviral gene induction by gamma(1)34.5 is not sufficient to exhibit viral virulence...
The VP35 protein of Ebola virus impairs dendritic cell maturation induced by virus and lipopolysaccharideHuali Jin
Department of Microbiology and Immunology, College of Medicine, University of Illinois, Chicago, IL 60612, USA
J Gen Virol 91:352-61. 2010..Our work highlights a critical role of VP35 in viral interference in DC function with resultant deficiency in T-cell function, which may contribute to the profound virulence of Ebola virus infection...
The gamma 1 34.5 protein of herpes simplex virus 1 is required to interfere with dendritic cell maturation during productive infectionHuali Jin
Department of Microbiology and Immunology, College of Medicine, The University of Illinois at Chicago, 835 South Wolcott Ave, Chicago, IL 60612, USA
J Virol 83:4984-94. 2009..These data indicate that gamma(1)34.5 is involved in the impairment of innate immunity by inhibiting both type I interferon production and DC maturation, leading to defective T-cell activation...
Galanin fiber hyperinnervation preserves neuroprotective gene expression in cholinergic basal forebrain neurons in Alzheimer's diseaseScott E Counts
Department of Neurological Sciences, Rush University Medical Center, Chicago, IL 60612, USA
J Alzheimers Dis 18:885-96. 2009..Hence, GAL fiber hyperinnervation appears to preserve the expression of genes subserving multiple neuroprotective pathways suggesting that GAL overexpression regulates CBF neuron survival in AD...
The VP35 protein of Ebola virus inhibits the antiviral effect mediated by double-stranded RNA-dependent protein kinase PKRZongdi Feng
Department of Microbiology and Immunology M C 790, College of Medicine, The University of Illinois at Chicago, 835 South Wolcott Avenue, Chicago, IL 60612, USA
J Virol 81:182-92. 2007..Together, these results show that the VP35 protein targets multiple pathways of the interferon system...
Control of TANK-binding kinase 1-mediated signaling by the gamma(1)34.5 protein of herpes simplex virus 1Dustin Verpooten
Department of Microbiology and Immunology, College of Medicine, University of Illinois, Chicago, Illinois 60612, USA
J Biol Chem 284:1097-105. 2009..Hence, control of TBK1-mediated cell signaling by the gamma(1)34.5 protein contributes to herpes simplex virus infection. These results reveal that TBK1 plays a pivotal role in limiting replication of a DNA virus...
A herpesvirus virulence factor inhibits dendritic cell maturation through protein phosphatase 1 and Ikappa B kinaseHuali Jin
Department of Microbiology and Immunology M C 790, College of Medicine, University of Illinois, Chicago, 835 South Wolcott Avenue, Chicago, IL 60612, USA
J Virol 85:3397-407. 2011..Deletions or mutations in either domain abolish the activity of ?(1)34.5. These results suggest that the control of I?B kinase dephosphorylation by ?(1)34.5 represents a critical viral mechanism to disrupt dendritic cell functions...
Herpes simplex virus 1 infection activates the endoplasmic reticulum resident kinase PERK and mediates eIF-2alpha dephosphorylation by the gamma(1)34.5 proteinGuofeng Cheng
Department of Microbiology and Immunology M C 790, College of Medicine, The University of Illinois at Chicago, 835 South Wolcott Ave, Chicago, IL 60612, USA
J Virol 79:1379-88. 2005..Together, these observations suggest that regulation of eIF-2alpha phosphorylation by the gamma(1)34.5 protein is an efficient way to antagonize the inhibitory activity of PKR as well as PERK during productive infection...
Galanin hyperinnervation upregulates choline acetyltransferase expression in cholinergic basal forebrain neurons in Alzheimer's diseaseScott E Counts
Department of Neurological Sciences, Rush University Medical Center, Chicago, Ill 60612, USA
Neurodegener Dis 5:228-31. 2008..Fibers containing galanin (GAL) enlarge and hyperinnervate cholinergic basal forebrain (CBF) nucleus basalis (NB) neurons in late-stage Alzheimer's disease (AD), yet the physiological consequences of this phenomenon are unclear...
Characterization of the triplet repeats in the central domain of the gamma134.5 protein of herpes simplex virus 1Xianghong Jing
Department of Microbiology and Immunology (M/C 790, College of Medicine, The University of Illinois at Chicago, 835 South Wolcott Avenue, Chicago, IL 60612, USA
J Gen Virol 86:2411-9. 2005..Accordingly, these mutant viruses are predominantly present within infected cells. These results indicate that deletions in the central domain of the gamma134.5 protein impair virus egress, but not virus response to interferon...
Cholinotrophic basal forebrain system alterations in 3xTg-AD transgenic miceSylvia E Perez
Department of Neurological Sciences, Rush University Medical Center, 1735 West Harrison Street, Suite 300, Chicago, IL 60612, USA
Neurobiol Dis 41:338-52. 2011..These data demonstrate that cholinotrophic alterations in 3xTg-AD mice are age- and gender-dependent and more pronounced in the hippocampus, a structure more severely affected by A? plaque pathology...
A self-coherence enhancement algorithm and its application to enhancing three-dimensional source estimation from EEGsD Yao
Department of Bioengineering, The University of Illinois at Chicago, 60607, USA
Ann Biomed Eng 29:1019-27. 2001..Computer simulation studies have been conducted to evaluate the performance of the SCEA and to compare its performance to that of the LORETA and the FOCUSS algorithms...
DHA diet reduces AD pathology in young APPswe/PS1 Delta E9 transgenic mice: possible gender effectsSylvia E Perez
Department of Neurological Sciences, Rush University Medical Center, Chicago, Illinois 60612, USA
J Neurosci Res 88:1026-40. 2010..Finally, in vitro DHA treatment prevented amyloid toxicity in cell cultures. Our findings support the concept that increased DHA consumption may play and important role in reducing brain insults in female AD patients...
Replication of herpes simplex virus 1 depends on the gamma 134.5 functions that facilitate virus response to interferon and egress in the different stages of productive infectionXianghong Jing
Department of Microbiology and Immunology, College of Medicine, University of Illinois at Chicago, Chicago, IL 60612, USA
J Virol 78:7653-66. 2004..These results indicate that efficient viral replication depends on the gamma(1)34.5 functions required to prevent the PKR response and to facilitate virus egress in the different stages during virus infection...
Body surface Laplacian electrocardiogram of ventricular depolarization in normal human subjectsGuanglin Li
Department of Bioengineering, The University of Illinois at Chicago, Illinois 60607, USA
J Cardiovasc Electrophysiol 14:16-27. 2003..The results suggest that the SL ECG may provide an alternative for noninvasive mapping of cardiac electrical activity...
Noninvasive localization of the site of origin of paced cardiac activation in human by means of a 3-D heart modelGuanglin Li
Department of Bioengineering, University of Illinois at Chicago, Chicago, IL 60607, USA
IEEE Trans Biomed Eng 50:1117-20. 2003..The heart-model-based localization approach may become an alternative tool in localizing the site of origin of cardiac activation...
High-resolution EEG: cortical potential imaging of interictal spikesX Zhang
Department of Bioengineering, The University of Illinois at Chicago, MC-063, SEO 218, 851 South Morgan Street, Chicago, IL 60607, USA
Clin Neurophysiol 114:1963-73. 2003..CONCLUSIONS: The CPI technique may become a useful alternative for noninvasive mapping of cortical regions displaying epileptiform activity from scalp electroencephalogram recordings...
A spline Laplacian ECG estimator in a realistic geometry volume conductorBin He
Department of Bioengineering and Electrical and Computer Engineering, University of Illinois at Chicago, 60607, USA
IEEE Trans Biomed Eng 49:110-7. 2002....
High-resolution EEG: on the cortical equivalent dipole layer imagingBin He
Department of Bioengineering, University of Illinois at Chicago, Chicago, IL, USA
Clin Neurophysiol 113:227-35. 2002..Several cortical imaging approaches, such as the epicortical potentials and a dipole layer accounting for the cortical activity, have been used to represent brain electrical activity...
An equivalent current source model and laplacian weighted minimum norm current estimates of brain electrical activityBin He
Department of Bioengineering, The University of Illinois at Chicago, 60607, USA
IEEE Trans Biomed Eng 49:277-88. 2002..These results highlight the advantages of the equivalent current source imaging and suggest that it may become an alternative approach to imaging spatially distributed current sources-sinks in the brain and other organ systems...
Noninvasive imaging of cardiac transmembrane potentials within three-dimensional myocardium by means of a realistic geometry anisotropic heart modelBin He
University of Illinois at Chicago, SEO 218, M C 063, 851 S Morgan Street, Chicago, IL 60607, USA
IEEE Trans Biomed Eng 50:1190-202. 2003....
Noninvasive three-dimensional activation time imaging of ventricular excitation by means of a heart-excitation modelBin He
The University of Illinois at Chicago, Department of Bioengineering, 60607, USA
Phys Med Biol 47:4063-78. 2002....
A cortical potential imaging analysis of the P300 and novelty P3 componentsB He
Department of Bioengineering, University of Illinois at Chicago, USA
Hum Brain Mapp 12:120-30. 2001..These analyses show how the CPI can be used to relate the scalp electrical recordings to the underlying brain activity...
High-resolution EEG: a new realistic geometry spline Laplacian estimation techniqueB He
Department of Electrical Engineering and Computer Science, University of Illinois at Chicago, MC 154, SEO 1120, 851 Morgan Street, Chicago IL 60607, USA
Clin Neurophysiol 112:845-52. 2001..A new realistic geometry (RG) spline Laplacian estimation technique has been developed for high-resolution EEG imaging...
A bioelectric inverse imaging technique based on surface LaplaciansB He
Department of Electrical Engineering and Computer Science and Bioengineering Program, University of Illinois at Chicago 60607, USA
IEEE Trans Biomed Eng 44:529-38. 1997..The present theoretical study suggests that the Laplacian-based inverse imaging technique may have important applications to epicardial inverse imaging and other bioelectric inverse imaging...
High-resolution spatio-temporal functional neuroimaging of brain activityB He
Department of Bioengineering, University of Illinois at Chicago, Chicago, Illinois 60607, USA
Crit Rev Biomed Eng 30:283-306. 2002..The remaining challenges, future trends, and potential applications of the high-resolution functional neuroimaging research are discussed...
Estimating cortical potentials from scalp EEG's in a realistically shaped inhomogeneous head model by means of the boundary element methodB He
Department of Electrical Engineering and Computer Science, University of Illinois, Chicago 60607, USA
IEEE Trans Biomed Eng 46:1264-8. 1999..The present study demonstrates that the cortical potentials can be directly estimated from the scalp potentials using the BEM in a realistically shaped inhomogeneous head model...
Body surface Laplacian mapping of bioelectrical activityB He
Department of Electrical Engineering and Computer Science, University of Illinois at Chicago, USA
Methods Inf Med 36:326-8. 1997..The present investigation suggests body surface Laplacian mapping provides an important means in interpreting bioelectrical signals...
Imaging and visualization of 3-D cardiac electric activityB He
Department of Bioengineering, University of Illinois at Chicago, 60607, USA
IEEE Trans Inf Technol Biomed 5:181-6. 2001..In summary, the present computer simulation suggests that the proposed 3-D cardiac current source imaging and localization approach appears to be a promising candidate for localizing and imaging sites of origins of cardiac activation...
Non-invasive estimation of myocardial infarction by means of a heart-model-based imaging approach: a simulation studyG Li
Department of Bioengineering, The University of Illinois at Chicago, USA
Med Biol Eng Comput 42:128-36. 2004..The simulation results suggest the feasibility of applying the heart-model-based imaging approach to the estimation of myocardial infarction from body surface potentials...
Alpha7 nicotinic receptor up-regulation in cholinergic basal forebrain neurons in Alzheimer diseaseScott E Counts
Department of Neurological Sciences, Rush University Medical Center, Chicago, IL 60612, USA
Arch Neurol 64:1771-6. 2007..Although alterations in these AChRs occur in the AD cortex, there is little information detailing whether defects in nAChR and mAChR gene expression occur in cholinergic NB neurons during disease progression...
Dephosphorylation of eIF-2alpha mediated by the gamma(1)34.5 protein of herpes simplex virus type 1 is required for viral response to interferon but is not sufficient for efficient viral replicationGuofeng Cheng
Department of Microbiology and Immunology, College of Medicine, University of Illinois at Chicago, 835 S. Wolcott Avenue, Chicago, IL 60612, USA
J Virol 77:10154-61. 2003..5 protein is required for HSV response to interferon but is not sufficient for viral replication. Additional functions or activities of the gamma(1)34.5 protein contribute to efficient viral infection...
Classifying EEG-based motor imagery tasks by means of time-frequency synthesized spatial patternsTao Wang
University of Illinois at Chicago, Chicago, IL, USA
Clin Neurophysiol 115:2744-53. 2004..SIGNIFICANCE: The present method promises to provide a useful alternative as a general purpose classification procedure for MI classification...
Role of heparin binding growth factors in nigrostriatal dopamine system development and Parkinson's diseaseDeanna M Marchionini
Dept Neurological Sciences, Rush University Medical Center, Chicago, IL 60612, USA
Brain Res 1147:77-88. 2007..Thus, PTN was identified as a factor that plays a role in the nigrostriatal system during development and in response to disease, and may therefore be useful for neuroprotection or reconstruction of the DA system...
AlaArg motif in the carboxyl terminus of the gamma(1)34.5 protein of herpes simplex virus type 1 is required for the formation of a high-molecular-weight complex that dephosphorylates eIF-2alphaG Cheng
Department of Microbiology and Immunology, College of Medicine, The University of Illinois at Chicago, Chicago, Illinois 60612, USA
J Virol 75:3666-74. 2001..5 is functionally active in the absence of any other HSV proteins. In addition to a PP1 binding domain, the carboxyl terminus of gamma(1)34.5 contains an effector domain that is required to form a functional complex...
Val193 and Phe195 of the gamma 1 34.5 protein of herpes simplex virus 1 are required for viral resistance to interferon-alpha/betaG Cheng
Department of Microbiology and Immunology, College of Medicine, University of Illinois at Chicago, 835 South Wolcott Avenue, Chicago, Illinois 60612, USA
Virology 290:115-20. 2001..These findings provide evidence that the gamma 1 34.5 protein contributes to HSV-1 resistance to interferon-alpha/beta by inhibiting PKR function...
Genomic expression discovery predicts pathways and opposing functions behind phenotypesHassan M Fathallah-Shaykh
Department of Neurological Sciences and Neurosurgery, Rush Presbyterian S Luke s Medical Center, Chicago, Illinois 60612, USA
J Biol Chem 278:23830-3. 2003..The findings expose interconnected genes and propose a role of genomic expression discovery in functional genomics of living systems...
Mathematical modeling of noise and discovery of genetic expression classes in gliomasHassan M Fathallah-Shaykh
Department of Neurological Sciences, Rush Presbyterian St Lukes Medical Center, Chicago, Illinois, IL 60612, USA
Oncogene 21:7164-74. 2002..The results yield a genetic analysis of gliomas and identify classes of genetic expression that link novel genes to the biology of gliomas...
Mathematical algorithm for discovering states of expression from direct genetic comparison by microarraysHassan M Fathallah-Shaykh
Department of Neurological Sciences, Section of Neuro Oncology, Rush University Medical Center, 1725 West Harrison Street, Chicago, IL 60612, USA
Nucleic Acids Res 32:3807-14. 2004..The false discovery rates are significantly lower than other methods. The discovered states of genetic expression facilitate functional discovery and are validated by real-time RT-PCR. Better quality improves sensitivity...
Estimation of global ventricular activation sequences by noninvasive three-dimensional electrical imaging: validation studies in a Swine model during pacingChenguang Liu
Department of Biomedical Engineering, University of Minnesota, Minneapolis, Minnesota 55455, USA
J Cardiovasc Electrophysiol 19:535-40. 2008..The aim of the present study was to validate the 3DCEI in an intact large mammalian model (swine) during acute ventricular pacing...
EEG source imaging: correlating source locations and extents with electrocorticography and surgical resections in epilepsy patientsLei Ding
Department of Biomedical Engineering, University of Minnesota, Minneapolis, Minnesota 55455, USA
J Clin Neurophysiol 24:130-6. 2007..The value of the proposed noninvasive technique for estimating epileptiform activity was supported by satisfactory surgery outcomes...
Evaluation of cortical current density imaging methods using intracranial electrocorticograms and functional MRIXiaoxiao Bai
University of Minnesota, Department of Biomedical Engineering, 7 105 NHH, 312 Church Street, Minneapolis, MN 55455, USA
Neuroimage 35:598-608. 2007..The aim of the present study was to evaluate source reconstruction techniques by means of the intracranial electrocorticograms (ECoGs) and functional MRI...
Cortical activation mapping of epileptiform activity derived from interictal ECoG spikesYuan Lai
Department of Biomedical Engineering, University of Minnesota, Minneapolis, Minnesota 55455, USA
Epilepsia 48:305-14. 2007..To develop and evaluate a new cortical activation mapping (CAM) method to obtain the neuronal activation sequences from the cortical potential distributions...
Imaging electrical impedance from acoustic measurements by means of magnetoacoustic tomography with magnetic induction (MAT-MI)Xu Li
Department of Biomedical Engineering, University of Minnesota, Minneapolis 55455, USA
IEEE Trans Biomed Eng 54:323-30. 2007..The feasibility of MAT-MI in providing high spatial resolution images containing impedance-related information has also been demonstrated in a phantom experiment...
Ictal source analysis: localization and imaging of causal interactions in humansLei Ding
Department of Biomedical Engineering, University of Minnesota, 7 105 NHH, 312 Church St SE, Minneapolis, MN 55455, USA
Neuroimage 34:575-86. 2007..Each step of the ictal source analysis is statistically evaluated in order to guarantee the confidence in the results...
Spatial resolution of EEG cortical source imaging revealed by localization of retinotopic organization in human primary visual cortexChang Hwan Im
Department of Biomedical Engineering, University of Minnesota, 7 105 Hasselmo Hall, 312 Church St S E, Minneapolis, MN 55455, USA
J Neurosci Methods 161:142-54. 2007..The present results suggest that the spatial resolution of the EEG cortical source imaging can correctly discriminate cortical activation changes in V1 corresponding to less than 3 degrees visual field changes...
Three-dimensional cardiac electrical imaging from intracavity recordingsBin He
University of Minnesota, Department of Biomedical Engineering, 7 105 NHH, 312 Church Street SE, Minneapolis, MN 55455, USA
IEEE Trans Biomed Eng 54:1454-60. 2007..The application of this inverse method has the potential of enhancing electrocardiographic mapping by catheters in electrophysiology laboratories, aiding cardiac resynchronization therapy, and other clinical applications...
Solving the ECG forward problem by means of a meshless finite element methodZ S Li
College of Electrical Engineering, Zhejiang University, Hangzhou, People s Republic of China
Phys Med Biol 52:N287-96. 2007..The present results suggest that the meshless FEM may provide an alternative for ECG forward solutions...
Investigation on magnetoacoustic signal generation with magnetic induction and its application to electrical conductivity reconstructionQingyu Ma
Department of Biomedical Engineering, University of Minnesota, 312 Church Street SE, Minneapolis, MN 55455, USA
Phys Med Biol 52:5085-99. 2007....
Estimation of cortical dipole sources by equivalent dipole layer imaging and independent component analysisNaotoshi Aoki
Department of Biocybernetics, Niigata University, Niigata, Japan
Conf Proc IEEE Eng Med Biol Soc 1:992-5. 2006..The present simulation results indicated that the equivalent dipole sources was accurately estimated by ICA and dipole imaging. We also applied the proposed method to human visual evoked potential...
Cortical potential imaging of movement-related potentials using parametric Wiener filter in realistic-shaped head modelJunichi Hori
Dept of Biocybern, Niigata Univ
Conf Proc IEEE Eng Med Biol Soc 1:3662-5. 2006..The proposed methods demonstrated that the contralateral premotor cortex was preponderantly activated In relation to movement performance...
Evaluation of cortical imaging techniques based on somatosensory evoked potentialsXiaoxiao Bai
Department of Biomedical Engineering, University of Minnesota, 312 Church Street, Minneapolis, MN 55455, USA
Conf Proc IEEE Eng Med Biol Soc 1:1000-1. 2006..The present results suggest that L(1)-norm methods gave the most accurate results in terms of cortical current density imaging of brain responses invoked by somatosensory stimulation...
An adaptive directed transfer function approach for detecting dynamic causal interactionsChristopher Wilke
Department of Biomedical Engineering, University of Minnesota, 7 105 NHH, 312 Church Street SE, Minneapolis, MN 55455, USA
Conf Proc IEEE Eng Med Biol Soc 2007:4949-52. 2007....
Noninvasive imaging of head-brain conductivity profilesXiaotong Zhang
College of Electrical Engineering, Zhejiang University, Hangzhou 310027, China
IEEE Eng Med Biol Mag 27:78-83. 2008
Three-dimensional activation sequence imaging in a rabbit modelChengzong Han
Department of Biomedical Engineering, University of Minnesota, USA
Conf Proc IEEE Eng Med Biol Soc 2007:5609-11. 2007..89, RE = 0.22, and LE = 6.85mm. The simulation results demonstrate that the present 3-D imaging approach has reasonable accuracy and robustness against recording noises...
fMRI-EEG integrated cortical source imaging by use of time-variant spatial constraintsZhongming Liu
Department of Biomedical Engineering, University of Minnesota, 7 105 Hasselmo Hall, 312 Church Street, Minneapolis, MN 55455, USA
Neuroimage 39:1198-214. 2008....
A new multimodal imaging strategy for integrating fMRI with EEGZhongming Liu
Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN, USA
Conf Proc IEEE Eng Med Biol Soc 1:859-62. 2006..The proposed Twomey approach may make an important contribution to the multimodal neuroimaging integrating fMRI with EEG...
Noninvasive reconstruction of three-dimensional ventricular activation sequence from the inverse solution of distributed equivalent current densityZhongming Liu
Department of Biomedical Engineering, University of Minnesota, Twin Cities, Minneapolis, MN 55455, USA
IEEE Trans Med Imaging 25:1307-18. 2006....
Classification of motor imagery tasks for brain-computer interface applications by means of two equivalent dipoles analysisBaharan Kamousi
Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN 55455, USA
IEEE Trans Neural Syst Rehabil Eng 13:166-71. 2005..In four human subjects, an averaged accuracy of classification of 80% was achieved. The present study suggests the merits and feasibility of applying EEG inverse solutions to BCI applications from noninvasive EEG recordings...
Estimation of electrical conductivity distribution within the human head from magnetic flux density measurementNuo Gao
College of Electrical Engineering, Zhejiang University, Hangzhou 310027, People's Republic of China
Phys Med Biol 50:2675-87. 2005..The present promising results suggest the feasibility of estimating important conductivity values within the head from noninvasive magnetic flux density measurements...
Estimation of the cortical connectivity by high-resolution EEG and structural equation modeling: simulations and application to finger tapping dataLaura Astolfi
Department of Human Physiology and Pharmacology, University of Rome La Sapienza, 00185 Rome, Italy
IEEE Trans Biomed Eng 52:757-68. 2005..The feasibility of the proposed approach has been shown in a human study using high-resolution EEG recordings related to finger tapping movements...
Motor imagery classification by means of source analysis for brain-computer interface applicationsLei Qin
Department of Biomedical Engineering, The University of Minnesota, 7-105 BSBE, 312 Church Street, Minneapolis, MN 55455, USA
J Neural Eng 1:135-41. 2004..The present promising results suggest that the source analysis approach could manifest a clearer picture on the cortical activity, and thus facilitate the classification of MI tasks from scalp EEGs...
Localization of the site of origin of reentrant arrhythmia from body surface potential maps: a model studyChenguang Liu
Department of Biomedical Engineering, University of Minnesota, 7-105 BSBE, 312 Church St, Minneapolis, MN 55455, USA
Phys Med Biol 50:1421-32. 2005..The present simulation study suggests the feasibility of localizing the site of origin of reentrant arrhythmia from non-invasive BSPMs, with the aid of a cardiac arrhythmia model...
Estimation of the effective and functional human cortical connectivity with structural equation modeling and directed transfer function applied to high-resolution EEGLaura Astolfi
Dipartimento di Informatica e Sistemistica, Universita La Sapienza, 00185, Rome, Italy
Magn Reson Imaging 22:1457-70. 2004..We conclude that the estimation of cortical connectivity can be performed not only with hemodynamic measurements, but also with EEG signals treated with advanced computational techniques...
A second-order finite element algorithm for solving the three-dimensional EEG forward problemY C Zhang
College of Electrical Engineering, Zhejiang University, Hangzhou, People's Republic of China
Phys Med Biol 49:2975-87. 2004..The effects of dipole eccentricity, size of finite elements and local mesh refinement on solution accuracy are also addressed in the present simulation study...
Motor imagery task classification for brain computer interface applications using spatiotemporal principle component analysisAnirudh Vallabhaneni
Department of Bioengineering, University of Illinois at Chicago, IL, USA
Neurol Res 26:282-7. 2004..The present approach has yielded good classification results and promises to have potential for further refinement for increased accuracy as well as application in online brain computer interface (BCI)...
Spatio-temporal cortical source imaging of brain electrical activity by means of time-varying parametric projection filterJunichi Hori
Department of Biocybernetics, Niigata University, Niigata, 950-2181, Japan
IEEE Trans Biomed Eng 51:768-77. 2004..The present simulation results indicate that the proposed time-variant tPPF method provides enhanced performance in rejecting time-varying noise, as compared with the time-invariant parametric projection filter...
An alternative subspace approach to EEG dipole source localizationXiao-liang Xu
KC Science and Technologies Inc, Naperville, IL 60565, USA
Phys Med Biol 49:327-43. 2004..In comparison with RAP-MUSIC, FINES' performance is also better for the cases studied when the noise level is high and/or correlations among dipole sources exist...
Statistical accuracy of a moving equivalent dipole method to identify sites of origin of cardiac electrical activationAntonis A Armoundas
Massachusetts Institute of Technology, E25 335, 77 Massachusetts Ave, Cambridge, MA 02139, USA
IEEE Trans Biomed Eng 50:1360-70. 2003..In conclusion, our algorithm to estimate the SEMD parameters from body surface ECG can potentially be a useful method for rapidly positioning the catheter tip to the arrhythmic focus during an RCA procedure...
Equivalent physical models and formulation of equivalent source layer in high-resolution EEG imagingDezhong Yao
School of Life Science and Technology, University of Electronic Science and Technology of China, Chengdu City, 610054, Sichuan Province, People s Republic of China
Phys Med Biol 48:3475-83. 2003..Based on these equivalent physical models, closed solutions of ECL and EDL corresponding to a dipole enclosed by a spherical layer are given. These results provide the theoretical basis of ESL applications in high-resolution EEG mapping...
Spatial resolution of body surface potential and Laplacian pace mappingGuanglin Li
Department of Bioengineering, University of Illinois at Chicago, USA
Pacing Clin Electrophysiol 25:420-9. 2002....
Estimation of noise level and signal to noise ratio of laplacian electrocardiogram during ventricular depolarization and repolarizationJie Lian
Department of Bioengineering, University of Illinois at Chicago, 60607, USA
Pacing Clin Electrophysiol 25:1474-87. 2002....
On the estimation of the number of dipole sources in EEG source localizationXiaoxiao Bai
Department of Biomedical Engineering University of Minnesota, 7-105 BSBE, 312 Church Street SE, Minneapolis, MN 55455, USA
Clin Neurophysiol 116:2037-43. 2005..SIGNIFICANCE: The successful estimation of the number of ECDs will play an important role in expanding the applicability of dipole source localization to multiple sources...
Noninvasive three-dimensional electrocardiographic imaging of ventricular activation sequenceXin Zhang
Dept. of Biomedical Engineering, Univ. of Minnesota, 7-105 BSBE, 312 Church St, Minneapolis, MN 55455, USA
Am J Physiol Heart Circ Physiol 289:H2724-32. 2005..This new 3-D electrocardiographic imaging modality has the potential to guide catheter-based ablative interventions for the treatment of life-threatening cardiac arrhythmias...
A Monte Carlo and physical phantom evaluation of quantitative In-111 SPECTBin He
Division of Medical Imaging Physics, The Russell H. Morgan Department of Radiology and Radiological Science, Johns Hopkins Medical Institutions, 601 N. Caroline St. JHOC 4250, Baltimore, MD 21287-0859, USA
Phys Med Biol 50:4169-85. 2005..PVC was important for small structures such as tumours or for organs in close proximity to regions with high activity. The improved quantitative accuracy from QSPECT methods has the potential for improving organ dose estimations in TRT...
Estimation of number of independent brain electric sources from the scalp EEGsXiaoxiao Bai
Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN 55455, USA
IEEE Trans Biomed Eng 53:1883-92. 2006..The present study suggests that the information criterion method may provide a useful means in estimating the number of independent brain electrical sources from EEG/MEG measurements...
Three-dimensional myocardial activation imaging in a rabbit modelChenguang Liu
University of Minnesota, Minneapolis 55455, USA
IEEE Trans Biomed Eng 53:1813-20. 2006..20 and the localization error was 5.1 mm. The present simulation and experimental results suggest the merits of the 3DECI imaging approach, and the validity of intracardiac mapping as a tool to evaluate the 3DECI...
Spatio-temporal EEG source localization using a three-dimensional subspace FINE approach in a realistic geometry inhomogeneous head modelLei Ding
Department of Biomedical Engineering, University of Minnesota, Minneapolis 55414, USA
IEEE Trans Biomed Eng 53:1732-9. 2006..The present study suggests that FINE provides enhanced performance in localizing multiple closely spaced, and inter-correlated sources under low SNR, and may become an important alternative to brain source localization from EEG or MEG...
Integration of EEG/MEG with MRI and fMRIZhongming Liu
Department of Biomedical Engineering, University of Minnesota, MN 5545, USA
IEEE Eng Med Biol Mag 25:46-53. 2006
3D source localization of interictal spikes in epilepsy patients with MRI lesionsLei Ding
Department of Biomedical Engineering, University of Minnesota, 7-105 BSBE, 312 Church Street, Minneapolis, MN 55455, USA
Phys Med Biol 51:4047-62. 2006..The present study may lead to the establishment of a high-resolution source localization technique from scalp-recorded EEGs for aiding presurgical planning in epilepsy patients...
Comparison of conventional, model-based quantitative planar, and quantitative SPECT image processing methods for organ activity estimation using In-111 agentsBin He
Russell H Morgan Department of Radiology and Radiological Science, Johns Hopkins Medical Institutions, Baltimore, MD 21287-0859, USA
Phys Med Biol 51:3967-81. 2006....
An enhanced time-frequency-spatial approach for motor imagery classificationNobuyuki Yamawaki
Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN 55455, USA
IEEE Trans Neural Syst Rehabil Eng 14:250-4. 2006..The enhanced performance in terms of classification accuracy was found for the proposed approach, with a mean accuracy rate of 91.1% for two subjects studied...
Effects of fMRI-EEG mismatches in cortical current density estimation integrating fMRI and EEG: a simulation studyZhongming Liu
Department of Biomedical Engineering, University of Minnesota, 7-105 BSBE, 312 Church Street, Minneapolis, MN 55455, USA
Clin Neurophysiol 117:1610-22. 2006..SIGNIFICANCE: The proposed method promises to provide a useful alternative for multimodal neuroimaging integrating fMRI and EEG...
Comparison of different cortical connectivity estimators for high-resolution EEG recordingsLaura Astolfi
Dipartimento Informatica e Sistemistica, Universita La Sapienza, Rome, Italy
Hum Brain Mapp 28:143-57. 2007....
A new magnetic resonance electrical impedance tomography (MREIT) algorithm: the RSM-MREIT algorithm with applications to estimation of human head conductivityNuo Gao
College of Electrical Engineering, Zhejiang University, People's Republic of China
Phys Med Biol 51:3067-83. 2006....
Functional cortical source imaging from simultaneously recorded ERP and fMRIChang-Hwan Im
Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN 55455, USA
J Neurosci Methods 157:118-23. 2006..The present results demonstrate that reliable cortical source images can be acquired during simultaneous fMRI scanning and they may be used for multimodal functional source imaging studies...
A cortical potential imaging study from simultaneous extra- and intracranial electrical recordings by means of the finite element methodYingchun Zhang
University of Minnesota, Department of Biomedical Engineering, 7-105 Hasselmo Hall, 312 Church Street SE, Minneapolis, MN 55455, USA
Neuroimage 31:1513-24. 2006..The FEM-based CPI technique provides a means of connecting the simultaneous recorded ECoG and the scalp EEG and promises to become an effective tool to evaluate and validate CPI techniques using clinic data...
Low resolution brain electromagnetic tomography in a realistic geometry head model: a simulation studyLei Ding
Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN 55455, USA
Phys Med Biol 50:45-56. 2005..The present simulation results suggest that the use of the RG head model reduces the localization error of LORETA, and that the RG head model based LORETA is desirable if high localization accuracy is needed...
Magnetoacoustic tomography with magnetic induction (MAT-MI)Yuan Xu
Department of Biomedical Engineering, University of Minnesota, 7-105 BSBE, 312 Church Street, Minneapolis, MN 55455, USA
Phys Med Biol 50:5175-87. 2005..The promising pilot experimental results suggest the feasibility of the proposed MAT-MI approach...
Cortical potential imaging of episodic memory encodingJie Lian
Department of Bioengineering, University of Illinois at Chicago, USA
Brain Topogr 15:29-36. 2002..It is concluded that these regions work jointly across both spatial and temporal domains to promote verbal memory formation...
Research Grants
- HERPES SIMPLEX VIRUS INFECTION AND CELLULAR RESPONSEBin He; Fiscal Year: 2004..5 protein can be functionally substituted by the corresponding homologous domain of the cellular protein GADD34/MyD116, these studies may also shed light on cell growth control. ..
- Ebola VP35 mediated viral mechanismsBin He; Fiscal Year: 2004..abstract_text> ..
