Dong Hyun Kim

Summary

Affiliation: Stanford University
Country: USA

Publications

  1. ncbi request reprint Regularized higher-order in vivo shimming
    Dong Hyun Kim
    Radiological Sciences Laboratory, Department of Radiology, Stanford University, California, USA
    Magn Reson Med 48:715-22. 2002
  2. ncbi request reprint Spiral readout gradients for the reduction of motion artifacts in chemical shift imaging
    Dong Hyun Kim
    Radiological Sciences Laboratory, Department of Radiology, Stanford University, Stanford, California, USA
    Magn Reson Med 51:458-63. 2004
  3. ncbi request reprint Simple analytic variable density spiral design
    Dong Hyun Kim
    Radiological Sciences Laboratory, Department of Radiology, Stanford University, Stanford, California 94305 5488, USA
    Magn Reson Med 50:214-9. 2003
  4. ncbi request reprint Quality assurance of magnetic resonance spectroscopic imaging-derived metabolic data
    Sandeep Hunjan
    Department of Radiation Oncology, Stanford University School of Medicine, Stanford, CA 94305 5304, USA
    Int J Radiat Oncol Biol Phys 57:1159-73. 2003
  5. ncbi request reprint Fast CT-PRESS-based spiral chemical shift imaging at 3 Tesla
    Dirk Mayer
    Richard M Lucas Center for Magnetic Resonance Spectroscopy and Imaging, Department of Radiology, Stanford University, Stanford, California 94305 5488, USA
    Magn Reson Med 55:974-8. 2006
  6. pmc Fast multivoxel two-dimensional spectroscopic imaging at 3 T
    Dong Hyun Kim
    Department of Radiology, University of California San Francisco, San Francisco, CA, USA
    Magn Reson Imaging 25:1155-61. 2007
  7. doi request reprint Fast parallel spiral chemical shift imaging at 3T using iterative SENSE reconstruction
    Dirk Mayer
    Stanford University, Richard M Lucas Center for Magnetic Resonance Spectroscopy and Imaging, Department of Radiology, Stanford, California 94305 5488, USA
    Magn Reson Med 59:891-7. 2008
  8. ncbi request reprint Self-navigated interleaved spiral (SNAILS): application to high-resolution diffusion tensor imaging
    Chunlei Liu
    Lucas MRS I Center, Department of Radiology, Stanford University, California 94305 5488, USA
    Magn Reson Med 52:1388-96. 2004
  9. ncbi request reprint Reducing gradient imperfections for spiral magnetic resonance spectroscopic imaging
    Dong Hyun Kim
    Department of Radiology, University of California San Francisco, San Francisco, California 94143, USA
    Magn Reson Med 56:198-203. 2006
  10. ncbi request reprint In vivo prostate magnetic resonance spectroscopic imaging using two-dimensional J-resolved PRESS at 3 T
    Dong Hyun Kim
    Department of Radiology, Stanford University, CA 94305, USA
    Magn Reson Med 53:1177-82. 2005

Collaborators

Detail Information

Publications28

  1. ncbi request reprint Regularized higher-order in vivo shimming
    Dong Hyun Kim
    Radiological Sciences Laboratory, Department of Radiology, Stanford University, California, USA
    Magn Reson Med 48:715-22. 2002
    ..The fully automated shimming package is implemented on a 3 T GE Signa system and its robust performance is demonstrated in phantom and in vivo studies...
  2. ncbi request reprint Spiral readout gradients for the reduction of motion artifacts in chemical shift imaging
    Dong Hyun Kim
    Radiological Sciences Laboratory, Department of Radiology, Stanford University, Stanford, California, USA
    Magn Reson Med 51:458-63. 2004
    ..Both phantom and in vivo spectra reconstructed using the new motion artifact reduction algorithm showed significant signal-to-noise ratio (SNR) improvements as compared to uncorrected data...
  3. ncbi request reprint Simple analytic variable density spiral design
    Dong Hyun Kim
    Radiological Sciences Laboratory, Department of Radiology, Stanford University, Stanford, California 94305 5488, USA
    Magn Reson Med 50:214-9. 2003
    ..The method enables real-time waveform prescription on scanners with limited computational power. Both slew rate-limited and amplitude-limited regimes are incorporated in the design process...
  4. ncbi request reprint Quality assurance of magnetic resonance spectroscopic imaging-derived metabolic data
    Sandeep Hunjan
    Department of Radiation Oncology, Stanford University School of Medicine, Stanford, CA 94305 5304, USA
    Int J Radiat Oncol Biol Phys 57:1159-73. 2003
    ..We present a quality assurance procedure for MRSI-derived metabolic data acquired ultimately for guiding conformal radiotherapy...
  5. ncbi request reprint Fast CT-PRESS-based spiral chemical shift imaging at 3 Tesla
    Dirk Mayer
    Richard M Lucas Center for Magnetic Resonance Spectroscopy and Imaging, Department of Radiology, Stanford University, Stanford, California 94305 5488, USA
    Magn Reson Med 55:974-8. 2006
    ..Signals from N-acetyl-aspartate, total creatine, choline-containing compounds (Cho), Glu, and mI were detected in a healthy volunteer with no or only minor baseline distortions within 14 min on a 3 T MR scanner...
  6. pmc Fast multivoxel two-dimensional spectroscopic imaging at 3 T
    Dong Hyun Kim
    Department of Radiology, University of California San Francisco, San Francisco, CA, USA
    Magn Reson Imaging 25:1155-61. 2007
    ..All protocols were designed to acquire data within a 17-min scan time at a field strength of 3 T...
  7. doi request reprint Fast parallel spiral chemical shift imaging at 3T using iterative SENSE reconstruction
    Dirk Mayer
    Stanford University, Richard M Lucas Center for Magnetic Resonance Spectroscopy and Imaging, Department of Radiology, Stanford, California 94305 5488, USA
    Magn Reson Med 59:891-7. 2008
    ....
  8. ncbi request reprint Self-navigated interleaved spiral (SNAILS): application to high-resolution diffusion tensor imaging
    Chunlei Liu
    Lucas MRS I Center, Department of Radiology, Stanford University, California 94305 5488, USA
    Magn Reson Med 52:1388-96. 2004
    ..To our knowledge, this was also the first time in vivo 512 x 512 DTI results were reported...
  9. ncbi request reprint Reducing gradient imperfections for spiral magnetic resonance spectroscopic imaging
    Dong Hyun Kim
    Department of Radiology, University of California San Francisco, San Francisco, California 94143, USA
    Magn Reson Med 56:198-203. 2006
    ..The use of the measured trajectories in the reconstruction process yielded an up to 20% increase in signal amplitude recovery...
  10. ncbi request reprint In vivo prostate magnetic resonance spectroscopic imaging using two-dimensional J-resolved PRESS at 3 T
    Dong Hyun Kim
    Department of Radiology, Stanford University, CA 94305, USA
    Magn Reson Med 53:1177-82. 2005
    ..Phantom and in vivo data are presented to illustrate the multivoxel 2D J-resolved spiral chemical shift imaging sequence...
  11. pmc Reproducibility study of whole-brain 1H spectroscopic imaging with automated quantification
    Meng Gu
    Department of Electrical Engineering, Stanford University, Stanford, California 94305 5488, USA
    Magn Reson Med 60:542-7. 2008
    ..The results demonstrate that reproducible whole-brain (1)H-MRSI data can be robustly obtained with the proposed methods...
  12. ncbi request reprint Elevation of sphinganine 1-phosphate as a predictive biomarker for fumonisin exposure and toxicity in mice
    Dong Hyun Kim
    College of Pharmacy, Chungbuk National University, Cheongju, Korea
    J Toxicol Environ Health A 69:2071-82. 2006
    ..These results suggested that the elevation of Sa-1-P as well as Sa in serum would be a specific biomarker for predicting FB1 exposure, and elevated tissue levels of Sa-1-P may be related to fumonisin toxicity in animals...
  13. ncbi request reprint Analytic evaluation of the beta-human chorionic gonadotropin assay on the Abbott IMx and Elecsys2010 for its use in doping control
    Khurram Shahzad
    Bioanalysis and Biotransformation Center, Korea Institute of Science and Technology, 130 650, Hawolgokdong 39 1, Seoul, Korea
    Clin Biochem 40:1259-65. 2007
    ....
  14. ncbi request reprint Diffusion-weighted imaging of the fetal brain in vivo
    Dong Hyun Kim
    School of Electrical and Electronic Engineering, Yonsei University, Seoul, Korea
    Magn Reson Med 59:216-20. 2008
    ..The method can be readily implemented in a clinical setting and is especially useful when scanning mothers who cannot tolerate lengthier breath-holds...
  15. doi request reprint Circulating endothelial progenitor cells as a new marker of endothelial dysfunction or repair in acute stroke
    Kon Chu
    Stem Cell Research Center, Department of Neurology, Seoul National University Hospital, Neuroscience Research Institute of SNUMRC, Seoul National University, Seoul, Korea
    Stroke 39:1441-7. 2008
    ..In this study, we undertook to validate the significance of CFU number and outgrowth cell yield in acute stroke...
  16. doi request reprint Circulating endothelial progenitor cells as a pathogenetic marker of moyamoya disease
    Keun Hwa Jung
    Stroke and Stem Cell Laboratory, Department of Neurology, Clinical Research Institute, Seoul National University Hospital, Seoul, South Korea
    J Cereb Blood Flow Metab 28:1795-803. 2008
    ..These characteristics of circulating EPCs reflect mixed conditions of vascular occlusion and abnormal vasculogenesis during the pathogenesis of MMD...
  17. ncbi request reprint Liquid chromatography-mass spectrometric analysis of urinary metabolites and their pattern recognition for the prediction of drug-induced hepatotoxicity
    Sookie La
    Bioanalysis and Biotransformation Research Center, Korea Institute of Science and Technology, P O BOX 131, Chungryang, Seoul 136 791, Korea
    Chem Res Toxicol 18:1887-96. 2005
    ..The developed LC/MS-PR approach might be a useful tool for the prediction of drug-induced hepatotoxicity and for the understanding of hepatotoxic mechanisms...
  18. ncbi request reprint Characteristics of ginsenoside Rg3-mediated brain Na+ current inhibition
    Jun Ho Lee
    Research Laboratory for the Study of Ginseng Signal Transduction, Dept of Physiology, College of Veterinary Medicine, Konkuk University, Seoul, Korea
    Mol Pharmacol 68:1114-26. 2005
    ..These results reveal that Rg(3) is a novel Na(+) channel inhibitor capable of acting on the resting and open states of Na(+) channel via interactions with the S4 voltage-sensor segment of domain II...
  19. ncbi request reprint Metabolism of ginsenoside R(c) by human intestinal bacteria and its related antiallergic activity
    Eun Ah Bae
    College of Pharmacy, Kyung Hee University, Seoul, Korea
    Biol Pharm Bull 25:743-7. 2002
    ..W. 940[+Na]). Among ginsenoside R(c) and its metabolites, compound K exhibited the most potent antiallergic activity on the IgE-induced RBL cell line as well as potent cytotoxic activity against tumor cell lines...
  20. ncbi request reprint Simultaneous quantitation of enalapril and enalaprilat in human plasma by 96-well solid-phase extraction and liquid chromatography/tandem mass spectrometry
    Jaeick Lee
    Bioanalysis and Biotransformation Research Center, Korea Institute of Science and Technology, PO Box 131, Chungryang, Seoul
    Rapid Commun Mass Spectrom 17:1157-62. 2003
    ..The intra- and inter-day precision over the concentration range for enalapril and enalaprilat were lower than 13.3 and 15.4% (relative standard deviation, %RSD), and accuracy was between 89.2-105.0 and 91.9-104.7%, respectively...
  21. ncbi request reprint Reproducibility of a food frequency questionnaire in koreans
    Jeongseon Kim
    Department of Food and Nutrition in Oriental Medicine, Semyung University, Chechon, Chungbuk, 390 711, Korea
    Asian Pac J Cancer Prev 4:253-7. 2003
    ..The present study was conducted to report upon the reproducibility of a 98-item food frequency questionnaire among Koreans...
  22. ncbi request reprint Metabolism of 1-(3-[3-(4-cyanobenzyl)-3H-imidazol-4-yl]-propyl)-3-(6-methoxypyridin-3-yl)-1-(2-trifluoromethylbenzyl)thiourea (YH3945), a novel anti-cancer drug, in rats using the 14C-labeled compound
    Jaeick Lee
    Bioanalysis and Biotransformation Research Center, Korea Institute of Science and Technology, P O BOX 131, Chungryang, Seoul 136 791, South Korea
    Rapid Commun Mass Spectrom 18:1901-10. 2004
    ..Cyclic metabolites were characteristic of YH3945, and a non-enzymatic reaction mechanism for the formation of cyclic metabolites was postulated...
  23. ncbi request reprint Rapid quantitative analysis of oxiracetam in human plasma by liquid chromatography/electrospray tandem mass spectrometry
    Junghyun Son
    Bioanalysis and Biotransformation Research Center, Korea Institute of Science and Technology, P O BOX 131, Chungryang, Seoul 130 650, South Korea
    J Pharm Biomed Anal 36:183-7. 2004
    ..2-40.0 microg/ml in human plasma. The intra- and inter-day precision over the concentration range of oxiracetam was lower than 8.3% (relative standard deviation, %R.S.D.), and accuracy was between 92.5-106.4%...
  24. ncbi request reprint A role for the carbohydrate portion of ginsenoside Rg3 in Na+ channel inhibition
    Jong Hoon Kim
    Research Laboratory for the Study of Ginseng Signal Transduction, Department of Physiology, College of Veterinary Medicine, Konkuk University, Seoul 143 701, Korea
    Mol Cells 19:137-42. 2005
    ..These observations indicate that the carbohydrate portion of ginsenoside Rg3 plays an important role in its effect on the Na+ channel...
  25. 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...
  26. ncbi request reprint Discogenic lumbar pain: association with MR imaging and CT discography
    Chae Hun Lim
    Department of Radiology, Kangnam St Mary s Hospital, The Catholic University of Korea, 505 Banpo Dong, Seocho Gu, 137 701 Seoul, Korea
    Eur J Radiol 54:431-7. 2005
    ..To correlate MR and CT discography findings with pain response at provocative discography in patients with discogenic back pain...
  27. ncbi request reprint Triterpenoids from the flower of Campsis grandiflora K. Schum. as human acyl-CoA: cholesterol acyltransferase inhibitors
    Dong Hyun Kim
    Graduate School of Biotechnology and Plant Metabolism Research Center, Kyung Hee University, Suwon 449 701, Korea
    Arch Pharm Res 28:550-6. 2005
    ..Also, compounds 4, 5, 6, and 7 revealed relatively high hACAT-1 inhibitory activity with the value of 46.2+/-1.1, 46.7+/-0.9, 41.5+/-1.3 and 60.8+/-1.1% at the concentration of 100 microg/mL, respectively...
  28. ncbi request reprint Metabolism of kalopanaxsaponin K by human intestinal bacteria and antirheumatoid arthritis activity of their metabolites
    Dong Hyun Kim
    College of Pharmacy, Kyung Hee University, Seoul, Korea
    Biol Pharm Bull 25:68-71. 2002
    ..However, Lactobacillus sp. and Streptococcus sp. transformed KPK to KPI, KPA, and hederagenin only via KPJ. The metabolite KPA of KPK showed potent antirheumatoid arthritis activity...