Sonal Josan

Summary

Affiliation: Stanford University
Country: USA

Publications

  1. doi request reprint Double half RF pulses for reduced sensitivity to eddy currents in UTE imaging
    Sonal Josan
    Department of Electrical Engineering, Stanford University, Stanford, California 94305, USA
    Magn Reson Med 61:1083-9. 2009
  2. pmc Improved half RF slice selectivity in the presence of eddy currents with out-of-slice saturation
    Sonal Josan
    Department of Electrical Engineering, Stanford University, Stanford, California 94305, USA
    Magn Reson Med 61:1090-5. 2009
  3. pmc Fast volumetric imaging of ethanol metabolism in rat liver with hyperpolarized [1-(13) C]pyruvate
    Sonal Josan
    SRI International, Neuroscience Program, Menlo Park, CA 94025, USA
    NMR Biomed 25:993-9. 2012
  4. pmc MRI-guided cryoablation: In vivo assessment of focal canine prostate cryolesions
    Sonal Josan
    Department of Electrical Engineering, Stanford University, Stanford, California, USA
    J Magn Reson Imaging 30:169-76. 2009
  5. pmc Application of double spin echo spiral chemical shift imaging to rapid metabolic mapping of hyperpolarized [1-¹³C]-pyruvate
    Sonal Josan
    SRI International, Neuroscience Program, Menlo Park, CA 94025, USA
    J Magn Reson 209:332-6. 2011
  6. pmc Metabolic response of glioma to dichloroacetate measured in vivo by hyperpolarized (13)C magnetic resonance spectroscopic imaging
    Jae Mo Park
    Stanford University, Department of Radiology, The Lucas Center for Imaging, 1201 Welch Road, Stanford, CA, 94305, USA
    Neuro Oncol 15:433-41. 2013
  7. pmc Quantification of in vivo metabolic kinetics of hyperpolarized pyruvate in rat kidneys using dynamic 13C MRSI
    Tao Xu
    Department of Electrical Engineering, Stanford University, Stanford, CA, USA
    NMR Biomed 24:997-1005. 2011
  8. pmc Metabolite kinetics in C6 rat glioma model using magnetic resonance spectroscopic imaging of hyperpolarized [1-(13)C]pyruvate
    Jae Mo Park
    Department of Electrical Engineering, Stanford University, Stanford, California, USA
    Magn Reson Med 68:1886-93. 2012
  9. pmc Application of hyperpolarized [1-¹³C]lactate for the in vivo investigation of cardiac metabolism
    Dirk Mayer
    SRI International, Neuroscience Program, 333 Ravenswood Ave, Menlo Park, CA 94025, USA
    NMR Biomed 25:1119-24. 2012
  10. pmc In vivo MRSI of hyperpolarized [1-(13)C]pyruvate metabolism in rat hepatocellular carcinoma
    Moses M Darpolor
    Department of Radiology, Stanford University, Stanford, CA 94305 5488, USA
    NMR Biomed 24:506-13. 2011

Collaborators

Detail Information

Publications15

  1. doi request reprint Double half RF pulses for reduced sensitivity to eddy currents in UTE imaging
    Sonal Josan
    Department of Electrical Engineering, Stanford University, Stanford, California 94305, USA
    Magn Reson Med 61:1083-9. 2009
    ..These pulses are effective in making short T(2) imaging and quantitation less sensitive to eddy currents and provide an alternative to time-consuming gradient characterization...
  2. pmc Improved half RF slice selectivity in the presence of eddy currents with out-of-slice saturation
    Sonal Josan
    Department of Electrical Engineering, Stanford University, Stanford, California 94305, USA
    Magn Reson Med 61:1090-5. 2009
    ..This approach is effective in making short T(2) imaging and quantitation with half pulses less sensitive to eddy currents...
  3. pmc Fast volumetric imaging of ethanol metabolism in rat liver with hyperpolarized [1-(13) C]pyruvate
    Sonal Josan
    SRI International, Neuroscience Program, Menlo Park, CA 94025, USA
    NMR Biomed 25:993-9. 2012
    ..A significant increase in the pyruvate to lactate conversion was observed in the liver as a result of the greater availability of NADH (nicotinamide adenine dinucleotide, reduced form) from ethanol metabolism...
  4. pmc MRI-guided cryoablation: In vivo assessment of focal canine prostate cryolesions
    Sonal Josan
    Department of Electrical Engineering, Stanford University, Stanford, California, USA
    J Magn Reson Imaging 30:169-76. 2009
    ....
  5. pmc Application of double spin echo spiral chemical shift imaging to rapid metabolic mapping of hyperpolarized [1-¹³C]-pyruvate
    Sonal Josan
    SRI International, Neuroscience Program, Menlo Park, CA 94025, USA
    J Magn Reson 209:332-6. 2011
    ..Care must be taken for dynamic imaging to ensure that the spins remain within the B₁-homogeneous sensitive volume of the RF coil...
  6. pmc Metabolic response of glioma to dichloroacetate measured in vivo by hyperpolarized (13)C magnetic resonance spectroscopic imaging
    Jae Mo Park
    Stanford University, Department of Radiology, The Lucas Center for Imaging, 1201 Welch Road, Stanford, CA, 94305, USA
    Neuro Oncol 15:433-41. 2013
    ..The aim of this study is to improve the detection of (13)C-labeled metabolites, in particular bicarbonate, in glioma and normal brain in vivo and to measure the metabolic response to dichloroacetate, which upregulates PDH activity...
  7. pmc Quantification of in vivo metabolic kinetics of hyperpolarized pyruvate in rat kidneys using dynamic 13C MRSI
    Tao Xu
    Department of Electrical Engineering, Stanford University, Stanford, CA, USA
    NMR Biomed 24:997-1005. 2011
    ....
  8. pmc Metabolite kinetics in C6 rat glioma model using magnetic resonance spectroscopic imaging of hyperpolarized [1-(13)C]pyruvate
    Jae Mo Park
    Department of Electrical Engineering, Stanford University, Stanford, California, USA
    Magn Reson Med 68:1886-93. 2012
    ..12 ± 0.02 for glioma, normal brain, and vasculature, respectively. The data suggest that the apparent conversion rate better differentiate glioma from normal brain (P = 0.001, n = 6) than the lactate-to-pyruvate ratio (P = 0.02)...
  9. pmc Application of hyperpolarized [1-¹³C]lactate for the in vivo investigation of cardiac metabolism
    Dirk Mayer
    SRI International, Neuroscience Program, 333 Ravenswood Ave, Menlo Park, CA 94025, USA
    NMR Biomed 25:1119-24. 2012
    ..5-fold increase in bicarbonate-to-substrate ratio was found after administration of DCA, similar to the effect when using [1-(13) C]pyruvate as the substrate...
  10. pmc In vivo MRSI of hyperpolarized [1-(13)C]pyruvate metabolism in rat hepatocellular carcinoma
    Moses M Darpolor
    Department of Radiology, Stanford University, Stanford, CA 94305 5488, USA
    NMR Biomed 24:506-13. 2011
    ....
  11. pmc In vivo measurement of aldehyde dehydrogenase-2 activity in rat liver ethanol model using dynamic MRSI of hyperpolarized [1-(13) C]pyruvate
    Sonal Josan
    SRI International, Neuroscience Program, Menlo Park, CA, USA Stanford University, Department of Radiology, Lucas MRI Center, Stanford, CA, USA
    NMR Biomed 26:607-12. 2013
    ..76). Copyright © 2012 John Wiley & Sons, Ltd...
  12. pmc Dynamic and high-resolution metabolic imaging of hyperpolarized [1-13C]-pyruvate in the rat brain using a high-performance gradient insert
    Dirk Mayer
    SRI International, Neuroscience Program, Menlo Park, California 94025, USA
    Magn Reson Med 65:1228-33. 2011
    ....
  13. pmc Measuring mitochondrial metabolism in rat brain in vivo using MR Spectroscopy of hyperpolarized [2-(13) C]pyruvate
    Jae Mo Park
    Department of Electrical Engineering, Stanford University, Stanford, CA, USA Department of Radiology, Stanford University, Stanford, CA, USA
    NMR Biomed 26:1197-203. 2013
    ..Copyright © 2013 John Wiley & Sons, Ltd. ..
  14. pmc Consistency of signal intensity and T2* in frozen ex vivo heart muscle, kidney, and liver tissue
    Elena A Kaye
    Department of Electrical Engineering, Stanford University, Stanford, California, USA
    J Magn Reson Imaging 31:719-24. 2010
    ..To investigate tissue dependence of the MRI-based thermometry in frozen tissue by quantification and comparison of signal intensity and T2* of ex vivo frozen tissue of three different types: heart muscle, kidney, and liver...
  15. doi request reprint MR imaging-guided percutaneous cryoablation of the prostate in an animal model: in vivo imaging of cryoablation-induced tissue necrosis with immediate histopathologic correlation
    Maurice A A J van den Bosch
    Department of Radiology, Stanford University, 1201 Welch Road, Stanford, CA 94305 5488, USA
    J Vasc Interv Radiol 20:252-8. 2009
    ..To evaluate the feasibility of magnetic resonance (MR) imaging-guided percutaneous cryoablation of normal canine prostates and to identify MR imaging features that accurately predict the area of tissue damage at a microscopic level...