Charles H Cunningham

Summary

Affiliation: Stanford University
Country: USA

Publications

  1. ncbi request reprint Design of symmetric-sweep spectral-spatial RF pulses for spectral editing
    Charles H Cunningham
    Department of Electrical Engineering, Stanford University, Stanford, California, USA
    Magn Reson Med 52:147-53. 2004
  2. ncbi request reprint Positive contrast magnetic resonance imaging of cells labeled with magnetic nanoparticles
    Charles H Cunningham
    Department of Electrical Engineering, Stanford University, California, USA
    Magn Reson Med 53:999-1005. 2005
  3. ncbi request reprint Sequence design for magnetic resonance spectroscopic imaging of prostate cancer at 3 T
    Charles H Cunningham
    Department of Electrical Engineering, Stanford University, California, USA
    Magn Reson Med 53:1033-9. 2005
  4. ncbi request reprint Design of flyback echo-planar readout gradients for magnetic resonance spectroscopic imaging
    Charles H Cunningham
    Department of Electrical Engineering, Stanford University, Stanford, California, USA
    Magn Reson Med 54:1286-9. 2005
  5. ncbi request reprint Single breath-hold whole-heart MRA using variable-density spirals at 3T
    Juan M Santos
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, Stanford, California 94305, USA
    Magn Reson Med 55:371-9. 2006
  6. ncbi request reprint Saturated double-angle method for rapid B1+ mapping
    Charles H Cunningham
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, CA 90089, USA
    Magn Reson Med 55:1326-33. 2006
  7. ncbi request reprint Hyperpolarized C-13 spectroscopic imaging of the TRAMP mouse at 3T-initial experience
    Albert P Chen
    Department of Radiology, University of California San Francisco, San Francisco, California, USA
    Magn Reson Med 58:1099-106. 2007
  8. pmc Nonrigid motion correction in 3D using autofocusing with localized linear translations
    Joseph Y Cheng
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, Stanford, California, USA
    Magn Reson Med 68:1785-97. 2012
  9. doi request reprint DWI of the spinal cord with reduced FOV single-shot EPI
    Emine Ulku Saritas
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, Stanford, California, USA
    Magn Reson Med 60:468-73. 2008
  10. ncbi request reprint Variable-rate selective excitation for rapid MRI sequences
    Brian A Hargreaves
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, CA, USA
    Magn Reson Med 52:590-7. 2004

Detail Information

Publications22

  1. ncbi request reprint Design of symmetric-sweep spectral-spatial RF pulses for spectral editing
    Charles H Cunningham
    Department of Electrical Engineering, Stanford University, Stanford, California, USA
    Magn Reson Med 52:147-53. 2004
    ..5 T and 3 T. The spectral and spatial spin-echo profiles of the new pulses were measured experimentally. Spectra acquired in phantom experiments showed a well-resolved, edited lactate doublet, with 91% to 93% editing efficiency...
  2. ncbi request reprint Positive contrast magnetic resonance imaging of cells labeled with magnetic nanoparticles
    Charles H Cunningham
    Department of Electrical Engineering, Stanford University, California, USA
    Magn Reson Med 53:999-1005. 2005
    ..Phantom, in vitro, and in vivo experiments show the feasibility of the new method. A significant linear correlation (r = 0.87, P < 0.005) between the estimated number of cells and the signal was observed...
  3. ncbi request reprint Sequence design for magnetic resonance spectroscopic imaging of prostate cancer at 3 T
    Charles H Cunningham
    Department of Electrical Engineering, Stanford University, California, USA
    Magn Reson Med 53:1033-9. 2005
    ..Studies in a human subject verified that this behavior is reproduced in vivo and demonstrated that the water and lipid suppression of the new pulse sequence are sufficient for application in prostate cancer patients...
  4. ncbi request reprint Design of flyback echo-planar readout gradients for magnetic resonance spectroscopic imaging
    Charles H Cunningham
    Department of Electrical Engineering, Stanford University, Stanford, California, USA
    Magn Reson Med 54:1286-9. 2005
    ..3 min and 4096 voxels in 8.5 min). The trajectories were insensitive to errors in timing and require only a modest (10 to 30%) penalty in SNR relative to conventional phase encoding using the same acquisition time...
  5. ncbi request reprint Single breath-hold whole-heart MRA using variable-density spirals at 3T
    Juan M Santos
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, Stanford, California 94305, USA
    Magn Reson Med 55:371-9. 2006
    ..This is combined with real-time localization and a real-time prospective shim correction. Images are reconstructed with the use of gridding, and advanced techniques are used to reduce aliasing artifacts...
  6. ncbi request reprint Saturated double-angle method for rapid B1+ mapping
    Charles H Cunningham
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, CA 90089, USA
    Magn Reson Med 55:1326-33. 2006
    ..In human cardiac imaging, the method enabled whole-heart coverage within a single 16-s breath-hold. Results from phantoms and healthy volunteers at 1.5 T and 3 T are presented...
  7. ncbi request reprint Hyperpolarized C-13 spectroscopic imaging of the TRAMP mouse at 3T-initial experience
    Albert P Chen
    Department of Radiology, University of California San Francisco, San Francisco, California, USA
    Magn Reson Med 58:1099-106. 2007
    ..135 cm(3) nominal spatial resolution. Elevated (13)C lactate (lac) was observed in both primary and metastatic tumors, demonstrating the feasibility of studying cellular bioenergetics in vivo with DNP hyperpolarized (13)C MRSI...
  8. pmc Nonrigid motion correction in 3D using autofocusing with localized linear translations
    Joseph Y Cheng
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, Stanford, California, USA
    Magn Reson Med 68:1785-97. 2012
    ..The correction scheme was applied to free-breathing abdominal patient studies. In these scans, a reduction in artifacts from complex, nonrigid motion was observed...
  9. doi request reprint DWI of the spinal cord with reduced FOV single-shot EPI
    Emine Ulku Saritas
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, Stanford, California, USA
    Magn Reson Med 60:468-73. 2008
    ..With this method, multi slice images with higher in-plane resolutions (0.94 x 0.94 mm(2) for sagittal and 0.62 x 0.62 mm(2) for axial images) are achieved at 1.5 T, without the need for a longer readout...
  10. ncbi request reprint Variable-rate selective excitation for rapid MRI sequences
    Brian A Hargreaves
    Magnetic Resonance Systems Research Laboratory, Department of Electrical Engineering, Stanford University, CA, USA
    Magn Reson Med 52:590-7. 2004
    ..5 T. The improved slab profiles will enable more rapid 3D imaging of limited volumes, with more consistent image contrast across the excited slab...
  11. ncbi request reprint Independent phase modulation for efficient dual-band 3D imaging
    Brian A Hargreaves
    Department of Radiology, Stanford University, Stanford, California, USA
    Magn Reson Med 57:798-802. 2007
    ..g., partial k-space and parallel imaging). This technique was demonstrated in phantoms and applied to bilateral breast imaging, where scan times were reduced by 20-30%...
  12. pmc Homogenous fat suppression for bilateral breast imaging using independent shims
    Misung Han
    Department of Radiology, Stanford University, Stanford, California, USA Department of Electrical Engineering, Stanford University, Stanford, California, USA
    Magn Reson Med 71:1511-7. 2014
    ..To demonstrate the capability of incorporating independent shims into a dual-band spectral-spatial excitation and to compare fat suppression between standard global shims and independent shims for in vivo bilateral breast imaging at 1.5T...
  13. ncbi request reprint Real-time cardiac MRI at 3 tesla
    Krishna S Nayak
    Department of Electrical Engineering, Stanford University, Stanford, California, USA
    Magn Reson Med 51:655-60. 2004
    ..Results from healthy volunteers show improved image quality, a 53% improvement in blood SNR efficiency, and a 232% improvement in blood-myocardium CNR efficiency compared to 1.5T...
  14. pmc Pulse sequence for dynamic volumetric imaging of hyperpolarized metabolic products
    Charles H Cunningham
    Department of Medical Biophysics and Sunnybrook Health Sciences Centre, 2075 Bayview Avenue, Toronto, Ont, Canada M4N 3M5
    J Magn Reson 193:139-46. 2008
    ..5s. This high frame rate was used to measure the different lactate dynamics in different tissues in a normal rat model and a mouse model of prostate cancer...
  15. ncbi request reprint High-speed 3T MR spectroscopic imaging of prostate with flyback echo-planar encoding
    Albert P Chen
    Department of Radiology, University of California at San Francisco, San Francisco, CA 94143, USA
    J Magn Reson Imaging 25:1288-92. 2007
    ..The short acquisition time provided by this method reduces the 3T prostate MRI/MRSI exam time, allows longer repetition times, and/or allows the acquisition of additional MR acquisitions within the same exam...
  16. ncbi request reprint High-resolution 3D MR spectroscopic imaging of the prostate at 3 T with the MLEV-PRESS sequence
    Albert P Chen
    Department of Radiology, University of California at San Francisco, San Francisco, CA 94143 2512, USA
    Magn Reson Imaging 24:825-32. 2006
    ..5 t mrsi...
  17. pmc Multiband excitation pulses for hyperpolarized 13C dynamic chemical-shift imaging
    Peder E Z Larson
    Department of Radiology and Biomedical Imaging, University of California San Francisco, Byers Hall, Suite 102, 1700 4th Street, San Francisco, CA 94158, USA
    J Magn Reson 194:121-7. 2008
    ..The metabolic products are observable for a longer window because the low pyruvate flip angle preserves magnetization, allowing for improved observation of spatially varying metabolic reactions...
  18. pmc Hyperpolarized 13C lactate, pyruvate, and alanine: noninvasive biomarkers for prostate cancer detection and grading
    Mark J Albers
    Department of Bioengineering, University of California San Francisco, San Francisco, California 94158 2330, USA
    Cancer Res 68:8607-15. 2008
    ....
  19. ncbi request reprint Double spin-echo sequence for rapid spectroscopic imaging of hyperpolarized 13C
    Charles H Cunningham
    Department of Medical Biophysics, Sunnybrook Health Sciences Centre, 2075 Bayview Avenue, Toronto, Ontario, Canada
    J Magn Reson 187:357-62. 2007
    ..Experiments in vivo showed three-dimensional coverage with excellent spectral quality and SNR...
  20. ncbi request reprint Water-selective spectral-spatial contrast-enhanced breast MRI for cancer detection in patients with extracapsular and injected free silicone
    Julia Po
    New York University, Department of Radiology, 560 First Avenue, New York, NY 10016, USA
    Magn Reson Imaging 24:1363-7. 2006
    ....
  21. ncbi request reprint Positive-contrast imaging in the rabbit hind-limb of transplanted cells bearing endocytosed superparamagnetic beads
    Warren D Foltz
    Department of Cardiology, St Michael s Hospital, Toronto, Ontario, Canada
    J Cardiovasc Magn Reson 8:817-23. 2006
    ..83), over approximately a 50-fold fluctuation in cell number to a lowest detected limit of 25k cells during Gd-DTPA administration. Gd-DTPA administration elevated the slopes of parameter regressions by four or more standard deviations...
  22. ncbi request reprint High-order multiband encoding in the heart
    Charles H Cunningham
    Department of Medical Biophysics, University of Toronto and Sunnybrook and Women s College, Health Sciences Center, Canada
    Magn Reson Med 48:689-98. 2002
    ..With the ability to image high numbers of contiguous slices, using relatively short (1-2 ms) RF pulses, multiband encoding has been advanced further toward practical application...