Tie Qiang Li

Summary

Affiliation: National Institutes of Health
Country: USA

Publications

  1. ncbi request reprint High-resolution diffusion-weighted imaging with interleaved variable-density spiral acquisitions
    Tie Qiang Li
    Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disease and Stroke, National Institute of Health, Bethesda, Maryland 20892, USA
    J Magn Reson Imaging 21:468-75. 2005
  2. ncbi request reprint Dual-echo spiral in/in acquisition method for reducing magnetic susceptibility artifacts in blood-oxygen-level-dependent functional magnetic resonance imaging
    Tie Qiang Li
    Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disease and Stroke, Nation Institutes of Health, Bethesda, Maryland 20892, USA
    Magn Reson Med 55:325-34. 2006
  3. pmc Layer-specific variation of iron content in cerebral cortex as a source of MRI contrast
    Masaki Fukunaga
    Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892, USA
    Proc Natl Acad Sci U S A 107:3834-9. 2010
  4. doi request reprint Magnetic susceptibility mapping of brain tissue in vivo using MRI phase data
    Karin Shmueli
    Advanced MRI Section, Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, Maryland 20892 1065, USA
    Magn Reson Med 62:1510-22. 2009
  5. pmc Susceptibility contrast in high field MRI of human brain as a function of tissue iron content
    Bing Yao
    Advanced MRI Section, Laboratory of Functional Molecular Imaging, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892 1065, USA
    Neuroimage 44:1259-66. 2009
  6. pmc High-field MRI of brain cortical substructure based on signal phase
    Jeff H Duyn
    Laboratory for Advanced MRI, Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Building 10, Room B1D 728, Bethesda, MD 20892 1065, USA
    Proc Natl Acad Sci U S A 104:11796-801. 2007
  7. ncbi request reprint Extensive heterogeneity in white matter intensity in high-resolution T2*-weighted MRI of the human brain at 7.0 T
    Tie Qiang Li
    Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disorders and Stroke, National Institutes of Health, 10 Center Drive, Bethesda, MD 20892, USA
    Neuroimage 32:1032-40. 2006
  8. pmc Characterization of T(2)* heterogeneity in human brain white matter
    Tie Qiang Li
    Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disease and Stroke, National Institutes of Health, Bethesda, Maryland, USA
    Magn Reson Med 62:1652-7. 2009
  9. pmc Pseudo-continuous arterial spin labeling at 7 T for human brain: estimation and correction for off-resonance effects using a Prescan
    Wen Ming Luh
    Functional MRI Facility, National Institute of Mental Health, National Institutes of Health, Bethesda, Maryland 20892, USA
    Magn Reson Med 69:402-10. 2013
  10. ncbi request reprint Adolescents with disruptive behavior disorder investigated using an optimized MR diffusion tensor imaging protocol
    Tie Qiang Li
    Department of Radiology, Indiana University School of Medicine, Indianapolis, IN 46202, USA
    Ann N Y Acad Sci 1064:184-92. 2005

Research Grants

Detail Information

Publications10

  1. ncbi request reprint High-resolution diffusion-weighted imaging with interleaved variable-density spiral acquisitions
    Tie Qiang Li
    Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disease and Stroke, National Institute of Health, Bethesda, Maryland 20892, USA
    J Magn Reson Imaging 21:468-75. 2005
    ..To develop a multishot magnetic resonance imaging (MRI) pulse sequence and reconstruction algorithm for diffusion-weighted imaging (DWI) in the brain with submillimeter in-plane resolution...
  2. ncbi request reprint Dual-echo spiral in/in acquisition method for reducing magnetic susceptibility artifacts in blood-oxygen-level-dependent functional magnetic resonance imaging
    Tie Qiang Li
    Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disease and Stroke, Nation Institutes of Health, Bethesda, Maryland 20892, USA
    Magn Reson Med 55:325-34. 2006
    ..2) It significantly improves SNR in the whole brain by dual echo averaging without compromising functional contrast. (3) There is no reduction in time-efficiency and spatial resolution...
  3. pmc Layer-specific variation of iron content in cerebral cortex as a source of MRI contrast
    Masaki Fukunaga
    Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892, USA
    Proc Natl Acad Sci U S A 107:3834-9. 2010
    ..The results show that iron is distributed over laminae in a pattern that is suggestive of each region's myeloarchitecture and forms the dominant source of the observed MRI contrast...
  4. doi request reprint Magnetic susceptibility mapping of brain tissue in vivo using MRI phase data
    Karin Shmueli
    Advanced MRI Section, Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, Maryland 20892 1065, USA
    Magn Reson Med 62:1510-22. 2009
    ..Susceptibility images should be easier to interpret than phase images and could improve our understanding of the sources of susceptibility contrast...
  5. pmc Susceptibility contrast in high field MRI of human brain as a function of tissue iron content
    Bing Yao
    Advanced MRI Section, Laboratory of Functional Molecular Imaging, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892 1065, USA
    Neuroimage 44:1259-66. 2009
    ..The absence of saturation effects opens the way to exploit the benefits of MRI at high field strengths for the detection of iron distributions with high sensitivity and resolution...
  6. pmc High-field MRI of brain cortical substructure based on signal phase
    Jeff H Duyn
    Laboratory for Advanced MRI, Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Building 10, Room B1D 728, Bethesda, MD 20892 1065, USA
    Proc Natl Acad Sci U S A 104:11796-801. 2007
    ..The ability to detect cortical substructure from MRI phase contrast at high field is expected to greatly enhance the study of human brain anatomy in vivo...
  7. ncbi request reprint Extensive heterogeneity in white matter intensity in high-resolution T2*-weighted MRI of the human brain at 7.0 T
    Tie Qiang Li
    Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disorders and Stroke, National Institutes of Health, 10 Center Drive, Bethesda, MD 20892, USA
    Neuroimage 32:1032-40. 2006
    ..The measured T(2)(*) values in white matter varied as much as 30% with some of the variation apparently correlating with the presence of large fiber bundles...
  8. pmc Characterization of T(2)* heterogeneity in human brain white matter
    Tie Qiang Li
    Laboratory of Functional and Molecular Imaging, National Institute of Neurological Disease and Stroke, National Institutes of Health, Bethesda, Maryland, USA
    Magn Reson Med 62:1652-7. 2009
    ..On the other hand, evidence from histologic staining and electron microscopy demonstrates these tissue specimens have apparent difference in myelin content and microstructure...
  9. pmc Pseudo-continuous arterial spin labeling at 7 T for human brain: estimation and correction for off-resonance effects using a Prescan
    Wen Ming Luh
    Functional MRI Facility, National Institute of Mental Health, National Institutes of Health, Bethesda, Maryland 20892, USA
    Magn Reson Med 69:402-10. 2013
    ..It is shown that this approach can be used to acquire high quality whole-brain pseudo-continuous ASL perfusion data of the human brain at 7 T...
  10. ncbi request reprint Adolescents with disruptive behavior disorder investigated using an optimized MR diffusion tensor imaging protocol
    Tie Qiang Li
    Department of Radiology, Indiana University School of Medicine, Indianapolis, IN 46202, USA
    Ann N Y Acad Sci 1064:184-92. 2005
    ..The detected white matter microstructural abnormality, therefore, may be related to the developmental deficits observed in the patient group...

Research Grants1

  1. Optimization of Diffusion Tensor Imaging in the Brain
    Tie Qiang Li; Fiscal Year: 2003
    ..abstract_text> ..