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Krishna Shrinivas Nayak, PhD

Title(s)Professor
Phone+1 213 740 3494
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    Collapse Biography 
    Collapse Awards and Honors
    2010  - 2011Sabbatical at NIH/NHLBI Laboratory for Cardiac Energetics
    2009 GE Healthcare Magnetic Resonance Thought Leader Award
    2008USC-Mellon Mentoring Award, Faculty Mentoring of Graduate Students
    2007USC Viterbi School of Engineering, Junior Faculty Research Award

    Collapse Research 
    Collapse Research Activities and Funding
    Area B: Precise DCE-MRI Assessment of Brain Tumors
    NIH/NCI R33CA225400Sep 30, 2017 - Aug 31, 2020
    Role: Principal Investigator
    Novel Myocardial Perfusion Stress Test using Arterial Spin Labeling
    NIH/NHLBI R01HL130494Jul 1, 2016 - Jun 30, 2020
    Role: Principal Investigator
    Rapid MRI Measures of Absolute Fat Mass in Adipose Tissue and Organs
    NIH/NIDDK R21DK081173Feb 1, 2009 - Dec 31, 2012
    Role: Principal Investigator
    Superior Cardiac MRI using Wideband SSFP at 3 Tesla
    NIH/NHLBI R21HL079987Feb 15, 2006 - Nov 30, 2008
    Role: Principal Investigator

    Collapse ORNG Applications 
    Collapse Websites
    Collapse In The News

    Collapse Bibliographic 
    Collapse Publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help.
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    1. Jao T, Nayak K. Analysis of physiological noise in quantitative cardiac magnetic resonance. PLoS One. 2019; 14(8):e0214566. PMID: 31454354.
      View in: PubMed
    2. Landes VL, Nayak KS. Iterative correction of RF envelope distortion with GRATER-measured waveforms. Magn Reson Med. 2019 Aug 23. PMID: 31441540.
      View in: PubMed
    3. Jiang K, Ferguson CM, Woollard JR, Landes VL, Krier JD, Zhu X, Nayak KS, Lerman LO. Magnetization Transfer Imaging Is Unaffected by Decreases in Renal Perfusion in Swine. Invest Radiol. 2019 Jul 01. PMID: 31261296.
      View in: PubMed
    4. Miao X, Nayak KS, Wood JC. In vivo validation of T2- and susceptibility-based Sv O2 measurements with jugular vein catheterization under hypoxia and hypercapnia. Magn Reson Med. 2019 Jun 27. PMID: 31250481.
      View in: PubMed
    5. Nayak KS. Response to Letter to the Editor: "Nomenclature for real-time magnetic resonance imaging". Magn Reson Med. 2019 Aug; 82(2):525-526. PMID: 31025418.
      View in: PubMed
    6. Bliesener Y, Zhong X, Guo Y, Boss M, Bosca R, Laue H, Chung C, Sung K, Nayak KS. Radiofrequency transmit calibration: A multi-center evaluation of vendor-provided radiofrequency transmit mapping methods. Med Phys. 2019 Jun; 46(6):2629-2637. PMID: 30924940.
      View in: PubMed
    7. Chen W, Byrd D, Narayanan S, Nayak KS. Intermittently tagged real-time MRI reveals internal tongue motion during speech production. Magn Reson Med. 2019 Aug; 82(2):600-613. PMID: 30919494.
      View in: PubMed
    8. Kato RM, Kim YC, Joshi B, Loloyan S, Wee CP, Wu Z, Tran WH, Keens TG, Khoo MCK, Nayak KS, Davidson Ward SL. Upper Airway Narrowing during Central Apnea in Obese Adolescents. Ann Am Thorac Soc. 2018 Dec; 15(12):1465-1471. PMID: 30371114.
      View in: PubMed
    9. Lim Y, Zhu Y, Lingala SG, Byrd D, Narayanan S, Nayak KS. 3D dynamic MRI of the vocal tract during natural speech. Magn Reson Med. 2019 Mar; 81(3):1511-1520. PMID: 30390319.
      View in: PubMed
    10. Xiang AH, Trigo E, Martinez M, Katkhouda N, Beale E, Wang X, Wu J, Chow T, Montgomery C, Nayak KS, Hendee F, Buchanan TA. Impact of Gastric Banding Versus Metformin on ß-Cell Function in Adults With Impaired Glucose Tolerance or Mild Type 2 Diabetes. Diabetes Care. 2018 12; 41(12):2544-2551. PMID: 30282699.
      View in: PubMed
    11. Lim Y, Lingala SG, Narayanan SS, Nayak KS. Dynamic off-resonance correction for spiral real-time MRI of speech. Magn Reson Med. 2019 Jan; 81(1):234-246. PMID: 30058147.
      View in: PubMed
    12. Do HP, Ramanan V, Qi X, Barry J, Wright GA, Ghugre NR, Nayak KS. Non-contrast assessment of microvascular integrity using arterial spin labeled cardiovascular magnetic resonance in a porcine model of acute myocardial infarction. J Cardiovasc Magn Reson. 2018 07 02; 20(1):45. PMID: 29961424.
      View in: PubMed
    13. Lobos RA, Javed A, Nayak KS, Hoge WS, Haldar JP. ROBUST AUTOCALIBRATED LORAKS FOR EPI GHOST CORRECTION. Proc IEEE Int Symp Biomed Imaging. 2018 Apr; 2018:663-666. PMID: 30984344.
      View in: PubMed
    14. Zhong X, Martin T, Wu HH, Nayak KS, Sung K. Prostate DCE-MRI with B1+ correction using an approximated analytical approach. Magn Reson Med. 2018 Dec; 80(6):2525-2537. PMID: 29770495.
      View in: PubMed
    15. Jao TR, Nayak KS. Demonstration of velocity selective myocardial arterial spin labeling perfusion imaging in humans. Magn Reson Med. 2018 07; 80(1):272-278. PMID: 29106745.
      View in: PubMed
    16. Guo Y, Lingala SG, Bliesener Y, Lebel RM, Zhu Y, Nayak KS. Joint arterial input function and tracer kinetic parameter estimation from undersampled dynamic contrast-enhanced MRI using a model consistency constraint. Magn Reson Med. 2018 05; 79(5):2804-2815. PMID: 28905411.
      View in: PubMed
    17. Landes VL, Nayak KS. Simple method for RF pulse measurement using gradient reversal. Magn Reson Med. 2018 05; 79(5):2642-2651. PMID: 28905516.
      View in: PubMed
    18. Töger J, Sorensen T, Somandepalli K, Toutios A, Lingala SG, Narayanan S, Nayak K. Test-retest repeatability of human speech biomarkers from static and real-time dynamic magnetic resonance imaging. J Acoust Soc Am. 2017 May; 141(5):3323. PMID: 28599561.
      View in: PubMed
    19. Chen W, Gillett E, Khoo MCK, Davidson Ward SL, Nayak KS. Real-time multislice MRI during continuous positive airway pressure reveals upper airway response to pressure change. J Magn Reson Imaging. 2017 11; 46(5):1400-1408. PMID: 28225580.
      View in: PubMed
    20. Lingala SG, Zhu Y, Lim Y, Toutios A, Ji Y, Lo WC, Seiberlich N, Narayanan S, Nayak KS. Feasibility of through-time spiral generalized autocalibrating partial parallel acquisition for low latency accelerated real-time MRI of speech. Magn Reson Med. 2017 Dec; 78(6):2275-2282. PMID: 28185301.
      View in: PubMed
    21. Yoon AJ, Do HP, Cen S, Fong MW, Saremi F, Barr ML, Nayak KS. Assessment of segmental myocardial blood flow and myocardial perfusion reserve by adenosine-stress myocardial arterial spin labeling perfusion imaging. J Magn Reson Imaging. 2017 08; 46(2):413-420. PMID: 28152238.
      View in: PubMed
    22. Guo Y, Lingala SG, Zhu Y, Lebel RM, Nayak KS. Direct estimation of tracer-kinetic parameter maps from highly undersampled brain dynamic contrast enhanced MRI. Magn Reson Med. 2017 10; 78(4):1566-1578. PMID: 27859563.
      View in: PubMed
    23. Do HP, Yoon AJ, Fong MW, Saremi F, Barr ML, Nayak KS. Double-gated myocardial ASL perfusion imaging is robust to heart rate variation. Magn Reson Med. 2017 05; 77(5):1975-1980. PMID: 27238632.
      View in: PubMed
    24. Nava-Guerra L, Tran WH, Chalacheva P, Loloyan S, Joshi B, Keens TG, Nayak KS, Davidson Ward SL, Khoo MC. Model-based stability assessment of ventilatory control in overweight adolescents with obstructive sleep apnea during NREM sleep. J Appl Physiol (1985). 2016 07 01; 121(1):185-97. PMID: 27174926.
      View in: PubMed
    25. Wu Z, Chen W, Nayak KS. Minimum Field Strength Simulator for Proton Density Weighted MRI. PLoS One. 2016; 11(5):e0154711. PMID: 27136334.
      View in: PubMed
    26. Guo Y, Lebel RM, Zhu Y, Lingala SG, Shiroishi MS, Law M, Nayak K. High-resolution whole-brain DCE-MRI using constrained reconstruction: Prospective clinical evaluation in brain tumor patients. Med Phys. 2016 May; 43(5):2013. PMID: 27147313; PMCID: PMC4826379.
    27. Kober F, Jao T, Troalen T, Nayak KS. Myocardial arterial spin labeling. J Cardiovasc Magn Reson. 2016 Apr 12; 18:22. PMID: 27071861.
      View in: PubMed
    28. Miao X, Lingala SG, Guo Y, Jao T, Usman M, Prieto C, Nayak KS. Accelerated cardiac cine MRI using locally low rank and finite difference constraints. Magn Reson Imaging. 2016 Jul; 34(6):707-714. PMID: 26968142.
      View in: PubMed
    29. Lingala SG, Zhu Y, Kim YC, Toutios A, Narayanan S, Nayak KS. A fast and flexible MRI system for the study of dynamic vocal tract shaping. Magn Reson Med. 2017 01; 77(1):112-125. PMID: 26778178.
      View in: PubMed
    30. Wu Z, Chen W, Khoo MC, Davidson Ward SL, Nayak KS. Evaluation of upper airway collapsibility using real-time MRI. J Magn Reson Imaging. 2016 07; 44(1):158-67. PMID: 26708099.
      View in: PubMed
    31. Zhu Y, Guo Y, Lingala SG, Lebel RM, Law M, Nayak KS. GOCART: GOlden-angle CArtesian randomized time-resolved 3D MRI. Magn Reson Imaging. 2016 Sep; 34(7):940-50. PMID: 26707849.
      View in: PubMed
    32. Rispoli VC, Nielsen JF, Nayak KS, Carvalho JL. Computational fluid dynamics simulations of blood flow regularized by 3D phase contrast MRI. Biomed Eng Online. 2015 Nov 26; 14:110. PMID: 26611470.
      View in: PubMed
    33. Wu Z, Han F, Hu P, Nayak KS. Anisotropic field-of-view support for golden angle radial imaging. Magn Reson Med. 2016 07; 76(1):229-36. PMID: 26301363.
      View in: PubMed
    34. Nayak KS, Nielsen JF, Bernstein MA, Markl M, D Gatehouse P, M Botnar R, Saloner D, Lorenz C, Wen H, S Hu B, Epstein FH, N Oshinski J, Raman SV. Cardiovascular magnetic resonance phase contrast imaging. J Cardiovasc Magn Reson. 2015 Aug 09; 17:71. PMID: 26254979.
      View in: PubMed
    35. Javed A, Kim YC, Khoo MC, Ward SL, Nayak KS. Dynamic 3-D MR Visualization and Detection of Upper Airway Obstruction During Sleep Using Region-Growing Segmentation. IEEE Trans Biomed Eng. 2016 Feb; 63(2):431-7. PMID: 26258929.
      View in: PubMed
    36. Lingala SG, Sutton BP, Miquel ME, Nayak KS. Recommendations for real-time speech MRI. J Magn Reson Imaging. 2016 Jan; 43(1):28-44. PMID: 26174802.
      View in: PubMed
    37. Narayanan S, Toutios A, Ramanarayanan V, Lammert A, Kim J, Lee S, Nayak K, Kim YC, Zhu Y, Goldstein L, Byrd D, Bresch E, Ghosh P, Katsamanis A, Proctor M. Real-time magnetic resonance imaging and electromagnetic articulography database for speech production research (TC). J Acoust Soc Am. 2014 Sep; 136(3):1307. PMID: 25190403.
      View in: PubMed
    38. Lebel RM, Jones J, Ferre JC, Law M, Nayak KS. Highly accelerated dynamic contrast enhanced imaging. Magn Reson Med. 2014 Feb; 71(2):635-44. PMID: 23504992.
      View in: PubMed
    39. Do HP, Jao TR, Nayak KS. Myocardial arterial spin labeling perfusion imaging with improved sensitivity. J Cardiovasc Magn Reson. 2014 Jan 27; 16:15. PMID: 24467918.
      View in: PubMed
    40. Zu Y, Narayanan SS, Kim YC, Nayak K, Bronson-Lowe C, Villegas B, Ouyoung M, Sinha UK. Evaluation of swallow function after tongue cancer treatment using real-time magnetic resonance imaging: a pilot study. JAMA Otolaryngol Head Neck Surg. 2013 Dec; 139(12):1312-9. PMID: 24177574.
      View in: PubMed
    41. Sharma SD, Fong CL, Tzung BS, Law M, Nayak KS. Clinical image quality assessment of accelerated magnetic resonance neuroimaging using compressed sensing. Invest Radiol. 2013 Sep; 48(9):638-45. PMID: 23538890.
      View in: PubMed
    42. Kim YC, Lebel RM, Wu Z, Ward SL, Khoo MC, Nayak KS. Real-time 3D magnetic resonance imaging of the pharyngeal airway in sleep apnea. Magn Reson Med. 2014 Apr; 71(4):1501-10. PMID: 23788203.
      View in: PubMed
    43. Wu Z, Kim YC, Khoo MC, Nayak KS. Evaluation of an independent linear model for acoustic noise on a conventional MRI scanner and implications for acoustic noise reduction. Magn Reson Med. 2014 Apr; 71(4):1613-20. PMID: 23757158.
      View in: PubMed
    44. Lau AZ, Chen AP, Gu Y, Ladouceur-Wodzak M, Nayak KS, Cunningham CH. Noninvasive identification and assessment of functional brown adipose tissue in rodents using hyperpolarized ¹³C imaging. Int J Obes (Lond). 2014 Jan; 38(1):126-31. PMID: 23689358.
      View in: PubMed
    45. Sharma SD, Hu HH, Nayak KS. Accelerated T2*-compensated fat fraction quantification using a joint parallel imaging and compressed sensing framework. J Magn Reson Imaging. 2013 Nov; 38(5):1267-75. PMID: 23390111.
      View in: PubMed
    46. Toledo-Corral CM, Alderete TL, Hu HH, Nayak K, Esplana S, Liu T, Goran MI, Weigensberg MJ. Ectopic fat deposition in prediabetic overweight and obese minority adolescents. J Clin Endocrinol Metab. 2013 Mar; 98(3):1115-21. PMID: 23386647.
      View in: PubMed
    47. Proctor M, Bresch E, Byrd D, Nayak K, Narayanan S. Paralinguistic mechanisms of production in human "beatboxing": a real-time magnetic resonance imaging study. J Acoust Soc Am. 2013 Feb; 133(2):1043-54. PMID: 23363120.
      View in: PubMed
    48. Zhu Y, Kim YC, Proctor MI, Narayanan SS, Nayak KS. Dynamic 3-D visualization of vocal tract shaping during speech. IEEE Trans Med Imaging. 2013 May; 32(5):838-48. PMID: 23204279.
      View in: PubMed
    49. Joshi AA, Hu HH, Leahy RM, Goran MI, Nayak KS. Automatic intra-subject registration-based segmentation of abdominal fat from water-fat MRI. J Magn Reson Imaging. 2013 Feb; 37(2):423-30. PMID: 23011805.
      View in: PubMed
    50. Makhijani MK, Balu N, Yamada K, Yuan C, Nayak KS. Accelerated 3D MERGE carotid imaging using compressed sensing with a hidden Markov tree model. J Magn Reson Imaging. 2012 Nov; 36(5):1194-202. PMID: 22826159.
      View in: PubMed
    51. Shin T, Nayak KS, Santos JM, Nishimura DG, Hu BS, McConnell MV. Three-dimensional first-pass myocardial perfusion MRI using a stack-of-spirals acquisition. Magn Reson Med. 2013 Mar 01; 69(3):839-44. PMID: 22556062.
      View in: PubMed
    52. Sharma SD, Hu HH, Nayak KS. Chemical shift encoded water-fat separation using parallel imaging and compressed sensing. Magn Reson Med. 2013 Feb; 69(2):456-66. PMID: 22505285.
      View in: PubMed
    53. Smith TB, Nayak KS. Automatic off-resonance correction in spiral imaging with piecewise linear autofocus. Magn Reson Med. 2013 Jan; 69(1):82-90. PMID: 22457262.
      View in: PubMed
    54. Danagoulian GS, Qin L, Nayak KS, Colen RR, Mukundan S, Harris MB, Jolesz FA, Shankaranarayanan A, Copen WA, Schmidt EJ. Comparison of wideband steady-state free precession and T2-weighted fast spin echo in spine disorder assessment at 1.5 and 3 T. Magn Reson Med. 2012 Nov; 68(5):1527-35. PMID: 22287191.
      View in: PubMed
    55. Zun Z, Varadarajan P, Pai RG, Wong EC, Nayak KS. Arterial spin labeled CMR detects clinically relevant increase in myocardial blood flow with vasodilation. JACC Cardiovasc Imaging. 2011 Dec; 4(12):1253-61. PMID: 22172781.
      View in: PubMed
    56. Kim YC, Proctor MI, Narayanan SS, Nayak KS. Improved imaging of lingual articulation using real-time multislice MRI. J Magn Reson Imaging. 2012 Apr; 35(4):943-8. PMID: 22127935.
      View in: PubMed
    57. Smith TB, Nayak KS. Reduced field of view MRI with rapid, B1-robust outer volume suppression. Magn Reson Med. 2012 May; 67(5):1316-23. PMID: 22083545.
      View in: PubMed
    58. Hamilton G, Smith DL, Bydder M, Nayak KS, Hu HH. MR properties of brown and white adipose tissues. J Magn Reson Imaging. 2011 Aug; 34(2):468-73. PMID: 21780237; PMCID: PMC3146031.
    59. Sharma SD, Hu HH, Nayak KS. Accelerated water-fat imaging using restricted subspace field map estimation and compressed sensing. Magn Reson Med. 2012 Mar; 67(3):650-9. PMID: 21713983.
      View in: PubMed
    60. Rhee T, Lewis JP, Neumann U, Nayak KS. Scan-based volume animation driven by locally adaptive articulated registrations. IEEE Trans Vis Comput Graph. 2011 Mar; 17(3):368-79. PMID: 21233517.
      View in: PubMed
    61. Hu HH, Nayak KS, Goran MI. Assessment of abdominal adipose tissue and organ fat content by magnetic resonance imaging. Obes Rev. 2011 May; 12(5):e504-15. PMID: 21348916.
      View in: PubMed
    62. Lê KA, Ventura EE, Fisher JQ, Davis JN, Weigensberg MJ, Punyanitya M, Hu HH, Nayak KS, Goran MI. Ethnic differences in pancreatic fat accumulation and its relationship with other fat depots and inflammatory markers. Diabetes Care. 2011 Feb; 34(2):485-90. PMID: 21270204.
      View in: PubMed
    63. Hu HH, Chung SA, Nayak KS, Jackson HA, Gilsanz V. Differential computed tomographic attenuation of metabolically active and inactive adipose tissues: preliminary findings. J Comput Assist Tomogr. 2011 Jan-Feb; 35(1):65-71. PMID: 21245691.
      View in: PubMed
    64. Hu HH, Li Y, Nagy TR, Goran MI, Nayak KS. Quantification of Absolute Fat Mass by Magnetic Resonance Imaging: a Validation Study against Chemical Analysis. Int J Body Compos Res. 2011; 9(3):111-122. PMID: 23204926.
      View in: PubMed
    65. Kim YC, Hayes CE, Narayanan SS, Nayak KS. Novel 16-channel receive coil array for accelerated upper airway MRI at 3 Tesla. Magn Reson Med. 2011 Jun; 65(6):1711-7. PMID: 21590804.
      View in: PubMed
    66. Kim YC, Narayanan SS, Nayak KS. Flexible retrospective selection of temporal resolution in real-time speech MRI using a golden-ratio spiral view order. Magn Reson Med. 2011 May; 65(5):1365-71. PMID: 21500262.
      View in: PubMed
    67. Lee HL, Shankaranarayanan A, Pohost GM, Nayak KS. Improved 3-Tesla cardiac cine imaging using wideband. Magn Reson Med. 2010 Jun; 63(6):1716-22. PMID: 20512877.
      View in: PubMed
    68. Carvalho JL, Nielsen JF, Nayak KS. Feasibility of in vivo measurement of carotid wall shear rate using spiral Fourier velocity encoded MRI. Magn Reson Med. 2010 Jun; 63(6):1537-47. PMID: 20512857.
      View in: PubMed
    69. Lee HL, Shankaranarayanan A, Pohost GM, Nayak KS. Improved coronary MR angiography using wideband steady state free precession at 3 tesla with sub-millimeter resolution. J Magn Reson Imaging. 2010 May; 31(5):1224-9. PMID: 20432360.
      View in: PubMed
    70. Hu HH, Smith DL, Nayak KS, Goran MI, Nagy TR. Identification of brown adipose tissue in mice with fat-water IDEAL-MRI. J Magn Reson Imaging. 2010 May; 31(5):1195-202. PMID: 20432356.
      View in: PubMed
    71. Shin T, Pohost GM, Nayak KS. Systolic 3D first-pass myocardial perfusion MRI: Comparison with diastolic imaging in healthy subjects. Magn Reson Med. 2010 Apr; 63(4):858-64. PMID: 20373386.
      View in: PubMed
    72. Sung K, Lee HL, Hu HH, Nayak KS. Prediction of myocardial signal during CINE balanced SSFP imaging. MAGMA. 2010 Apr; 23(2):85-91. PMID: 20229086.
      View in: PubMed
    73. Hu HH, Nayak KS. Change in the proton T(1) of fat and water in mixture. Magn Reson Med. 2010 Feb; 63(2):494-501. PMID: 19918888.
      View in: PubMed
    74. Makhijani MK, Hu HH, Pohost GM, Nayak KS. Improved blood suppression in three-dimensional (3D) fast spin-echo (FSE) vessel wall imaging using a combination of double inversion-recovery (DIR) and diffusion sensitizing gradient (DSG) preparations. J Magn Reson Imaging. 2010 Feb; 31(2):398-405. PMID: 20099353.
      View in: PubMed
    75. Smith T, Zun Z, Wong EC, Nayak KS. Design and use of variable flip angle schedules in transient balanced SSFP subtractive imaging. Magn Reson Med. 2010 Feb; 63(2):537-42. PMID: 20099336.
      View in: PubMed
    76. Hu HH, Kim HW, Nayak KS, Goran MI. Comparison of fat-water MRI and single-voxel MRS in the assessment of hepatic and pancreatic fat fractions in humans. Obesity (Silver Spring). 2010 Apr; 18(4):841-7. PMID: 19834463.
      View in: PubMed
    77. Zun Z, Wong EC, Nayak KS. Assessment of myocardial blood flow (MBF) in humans using arterial spin labeling (ASL): feasibility and noise analysis. Magn Reson Med. 2009 Oct; 62(4):975-83. PMID: 19672944.
      View in: PubMed
    78. Kim YC, Narayanan SS, Nayak KS. Accelerated three-dimensional upper airway MRI using compressed sensing. Magn Reson Med. 2009 Jun; 61(6):1434-40. PMID: 19353675.
      View in: PubMed
    79. Nielsen JF, Nayak KS. Referenceless phase velocity mapping using balanced SSFP. Magn Reson Med. 2009 May; 61(5):1096-102. PMID: 19230016.
      View in: PubMed
    80. Nielsen JF, Nayak KS. Interleaved balanced SSFP imaging: artifact reduction using gradient waveform grouping. J Magn Reson Imaging. 2009 Mar; 29(3):745-50. PMID: 19243071.
      View in: PubMed
    81. Jung H, Sung K, Nayak KS, Kim EY, Ye JC. k-t FOCUSS: a general compressed sensing framework for high resolution dynamic MRI. Magn Reson Med. 2009 Jan; 61(1):103-16. PMID: 19097216.
      View in: PubMed
    82. Shin T, Hu HH, Pohost GM, Nayak KS. Three dimensional first-pass myocardial perfusion imaging at 3T: feasibility study. J Cardiovasc Magn Reson. 2008 Dec 11; 10:57. PMID: 19077220.
      View in: PubMed
    83. Hu HH, Nayak KS. Quantification of absolute fat mass using an adipose tissue reference signal model. J Magn Reson Imaging. 2008 Dec; 28(6):1483-91. PMID: 19025936.
      View in: PubMed
    84. Sung K, Nayak KS. Design and use of tailored hard-pulse trains for uniformed saturation of myocardium at 3 Tesla. Magn Reson Med. 2008 Oct; 60(4):997-1002. PMID: 18816833.
      View in: PubMed
    85. Lee HL, Nayak KS. Stabilization of alternating TR steady-state free precession sequences. J Magn Reson. 2008 Dec; 195(2):211-8. PMID: 18842430.
      View in: PubMed
    86. Liu CY, Varadarajan P, Pohost GM, Nayak KS. Real-time color-flow MRI at 3 T using variable-density spiral phase contrast. Magn Reson Imaging. 2008 Jun; 26(5):661-6. PMID: 18420367.
      View in: PubMed
    87. Sung K, Nayak KS. Measurement and characterization of RF nonuniformity over the heart at 3T using body coil transmission. J Magn Reson Imaging. 2008 Mar; 27(3):643-8. PMID: 18306272.
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    88. Sung K, Nayak KS. B1+ compensation in 3T cardiac imaging using short 2DRF pulses. Magn Reson Med. 2008 Mar; 59(3):441-6. PMID: 18219634.
      View in: PubMed
    89. Kim YC, Nielsen JF, Nayak KS. Automatic correction of echo-planar imaging (EPI) ghosting artifacts in real-time interactive cardiac MRI using sensitivity encoding. J Magn Reson Imaging. 2008 Jan; 27(1):239-45. PMID: 18050332.
      View in: PubMed
    90. Rhee T, Lewis JP, Neumann U, Nayak K. Creating an animatable 3D volume hand model from in vivo MRI. Stud Health Technol Inform. 2008; 132:402-7. PMID: 18391330.
      View in: PubMed
    91. Nielsen JF, Nayak KS. SSFP and GRE phase contrast imaging using a three-echo readout. Magn Reson Med. 2007 Dec; 58(6):1288-93. PMID: 17969073.
      View in: PubMed
    92. Nayak KS, Lee HL, Hargreaves BA, Hu BS. Wideband SSFP: alternating repetition time balanced steady state free precession with increased band spacing. Magn Reson Med. 2007 Nov; 58(5):931-8. PMID: 17969129.
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    93. Shin T, Nielsen JF, Nayak KS. Accelerating dynamic spiral MRI by algebraic reconstruction from undersampled k--t space. IEEE Trans Med Imaging. 2007 Jul; 26(7):917-24. PMID: 17649905.
      View in: PubMed
    94. Carvalho JL, Nayak KS. Rapid quantitation of cardiovascular flow using slice-selective fourier velocity encoding with spiral readouts. Magn Reson Med. 2007 Apr; 57(4):639-46. PMID: 17390349.
      View in: PubMed
    95. Bresch E, Nielsen J, Nayak K, Narayanan S. Synchronized and noise-robust audio recordings during realtime magnetic resonance imaging scans. J Acoust Soc Am. 2006 Oct; 120(4):1791-4. PMID: 17069275.
      View in: PubMed
    96. Park JB, Hu BS, Conolly SM, Nayak KS, Nishimura DG. Rapid cardiac-output measurement with ungated spiral phase contrast. Magn Reson Med. 2006 Aug; 56(2):432-8. PMID: 16802317.
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    97. Cunningham CH, Pauly JM, Nayak KS. Saturated double-angle method for rapid B1+ mapping. Magn Reson Med. 2006 Jun; 55(6):1326-33. PMID: 16683260.
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    98. Nielsen JF, Nayak KS. Pulse sequences for phase-contrast SSFP imaging from a single steady-state. Proc Int Soc Magn Reson Med Sci Meet Exhib Int Soc Magn Reson Med Sci Meet Exhib. 2006 May; 14:879. PMID: 17387380.
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    99. de la Pena E, Nguyen PK, Nayak KS, Yang PC, Rosenthal DN, Hu BS, Pauly JM, McConnell MV. Real-time color-flow CMR in adults with congenital heart disease. J Cardiovasc Magn Reson. 2006; 8(6):809-15. PMID: 17060103.
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    100. Terashima M, Hyon M, de la Pena-Almaguer E, Yang PC, Hu BS, Nayak KS, Pauly JM, McConnell MV. High-resolution real-time spiral MRI for guiding vascular interventions in a rabbit model at 1.5 T. J Magn Reson Imaging. 2005 Nov; 22(5):687-90. PMID: 16217745.
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    101. DiCarlo JC, Hargreaves BA, Nayak KS, Hu BS, Pauly JM, Nishimura DG. Variable-density one-shot Fourier velocity encoding. Magn Reson Med. 2005 Sep; 54(3):645-55. PMID: 16088883.
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    102. Nayak KS, Hargreaves BA, Hu BS, Nishimura DG, Pauly JM, Meyer CH. Spiral balanced steady-state free precession cardiac imaging. Magn Reson Med. 2005 Jun; 53(6):1468-73. PMID: 15906302.
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    103. Park JB, Santos JM, Hargreaves BA, Nayak KS, Sommer G, Hu BS, Nishimura DG. Rapid measurement of renal artery blood flow with ungated spiral phase-contrast MRI. J Magn Reson Imaging. 2005 May; 21(5):590-5. PMID: 15834919.
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    104. Nayak KS, Hu BS. The future of real-time cardiac magnetic resonance imaging. Curr Cardiol Rep. 2005 Jan; 7(1):45-51. PMID: 15610648.
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    105. Nayak KS, Cunningham CH, Santos JM, Pauly JM. Real-time cardiac MRI at 3 tesla. Magn Reson Med. 2004 Apr; 51(4):655-60. PMID: 15065236.
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    106. Narayanan S, Nayak K, Lee S, Sethy A, Byrd D. An approach to real-time magnetic resonance imaging for speech production. J Acoust Soc Am. 2004 Apr; 115(4):1771-6. PMID: 15101655.
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    107. Asakawa DS, Nayak KS, Blemker SS, Delp SL, Pauly JM, Nishimura DG, Gold GE. Real-time imaging of skeletal muscle velocity. J Magn Reson Imaging. 2003 Dec; 18(6):734-9. PMID: 14635159.
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    108. Nayak KS, Hu BS, Nishimura DG. Rapid quantitation of high-speed flow jets. Magn Reson Med. 2003 Aug; 50(2):366-72. PMID: 12876713.
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    109. Hargreaves BA, Vasanawala SS, Nayak KS, Hu BS, Nishimura DG. Fat-suppressed steady-state free precession imaging using phase detection. Magn Reson Med. 2003 Jul; 50(1):210-3. PMID: 12815698.
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    110. Nayak KS, Hu BS. Triggered real-time MRI and cardiac applications. Magn Reson Med. 2003 Jan; 49(1):188-92. PMID: 12509837.
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    111. Rivas PA, Nayak KS, Scott GC, McConnell MV, Kerr AB, Nishimura DG, Pauly JM, Hu BS. In vivo real-time intravascular MRI. J Cardiovasc Magn Reson. 2002; 4(2):223-32. PMID: 12074137.
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    112. Nayak KS, Pauly JM, Yang PC, Hu BS, Meyer CH, Nishimura DG. Real-time interactive coronary MRA. Magn Reson Med. 2001 Sep; 46(3):430-5. PMID: 11550232.
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    113. Nayak KS, Rivas PA, Pauly JM, Scott GC, Kerr AB, Hu BS, Nishimura DG. Real-time black-blood MRI using spatial presaturation. J Magn Reson Imaging. 2001 May; 13(5):807-12. PMID: 11329205.
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    114. Nayak KS, Tsai CM, Meyer CH, Nishimura DG. Efficient off-resonance correction for spiral imaging. Magn Reson Med. 2001 Mar; 45(3):521-4. PMID: 11241713.
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    115. Nayak KS, Pauly JM, Nishimura DG, Hu BS. Rapid ventricular assessment using real-time interactive multislice MRI. Magn Reson Med. 2001 Mar; 45(3):371-5. PMID: 11241692.
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    116. Nayak KS, Pauly JM, Kerr AB, Hu BS, Nishimura DG. Real-time color flow MRI. Magn Reson Med. 2000 Feb; 43(2):251-8. PMID: 10680689.
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    117. Nayak KS, Nishimura DG. Automatic field map generation and off-resonance correction for projection reconstruction imaging. Magn Reson Med. 2000 Jan; 43(1):151-4. PMID: 10642743.
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