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Grant Gullberg, PhD

TitleProfessor
SchoolUCSF School of Medicine
DepartmentRadiology
Address3333 California Street
San Francisco CA 94118
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    Collapse Research 
    Collapse Research Activities and Funding
    Dynamic cardiac SPECT
    NIH/NHLBI R01HL135490May 1, 2017 - Apr 30, 2021
    Role: Co-Principal Investigator
    Molecular Imaging of Cardiac Hypertrophy Using microPET and Pinhole SPECT
    NIH/NIBIB R01EB007219Jul 15, 2008 - Apr 30, 2013
    Role: Principal Investigator
    Dynamic Cardiac SPECT Imaging
    NIH/NHLBI R01HL050663Jan 1, 1995 - Apr 30, 2015
    Role: Principal Investigator
    FULLY THREE-DIMENSIONAL TOMOGRAPHY MEETING
    NIH/NCI R13CA059807May 15, 1993 - May 14, 1994
    Role: Principal Investigator
    Improved Cardiac SPECT-CT with Converging Hole Collimation
    NIH/NIBIB R01EB000121Jul 1, 1988 - May 31, 2013
    Role: Principal Investigator
    IMPROVED CARDIAC SPECT WITH CONVERGENT HOLE COLLIMATORS
    NIH/NHLBI R01HL039792Jul 1, 1988 - Mar 31, 2002
    Role: Principal Investigator

    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. Gullberg G, Shrestha UM, Seo Y. Dynamic cardiac PET imaging: Technological improvements advancing future cardiac health. J Nucl Cardiol. 2018 Jan 31. PMID: 29388118.
      View in: PubMed
    2. Pan H, Chang H, Mitra D, Gullberg G, Seo Y. Sparse domain approaches in dynamic SPECT imaging with high-performance computing. Am J Nucl Med Mol Imaging. 2017; 7(6):283-294. PMID: 29348983.
      View in: PubMed
    3. Sciammarella M, Shrestha UM, Seo Y, Gullberg G, Botvinick EH. A combined static-dynamic single-dose imaging protocol to compare quantitative dynamic SPECT with static conventional SPECT. J Nucl Cardiol. 2017 Aug 03. PMID: 28776314.
      View in: PubMed
    4. Zan Y, Long Y, Chen K, Li B, Huang Q, Gullberg G. Design of a short nonuniform acquisition protocol for quantitative analysis in dynamic cardiac SPECT imaging - a retrospective 123 I-MIBG animal study. Med Phys. 2017 Jul; 44(7):3639-3649. PMID: 28429371.
      View in: PubMed
    5. Pampaloni MH, Shrestha UM, Sciammarella M, Seo Y, Gullberg G, Botvinick EH. Noninvasive PET quantitative myocardial blood flow with regadenoson for assessing cardiac allograft vasculopathy in orthotopic heart transplantation patients. J Nucl Cardiol. 2017 Aug; 24(4):1134-1144. PMID: 28138813.
      View in: PubMed
    6. Huber JS, Hernandez AM, Janabi M, O'Neil JP, Brennan KM, Murphy ST, Seo Y, Gullberg G. Longitudinal Evaluation of Myocardial Fatty Acid and Glucose Metabolism in Fasted and Nonfasted Spontaneously Hypertensive Rats Using MicroPET/CT. Mol Imaging. 2017 Jan-Dec; 16:1536012117724558. PMID: 28877656.
      View in: PubMed
    7. Tran N, Giannakidis A, Gullberg G, Seo Y. Quantitative analysis of hypertrophic myocardium using diffusion tensor magnetic resonance imaging. J Med Imaging (Bellingham). 2016 Oct; 3(4):046001. PMID: 27872872.
      View in: PubMed
    8. Giannakidis A, Melkus G, Yang G, Gullberg G. On the averaging of cardiac diffusion tensor MRI data: the effect of distance function selection. Phys Med Biol. 2016 Nov 07; 61(21):7765-7786. PMID: 27754986.
      View in: PubMed
    9. Giannakidis A, Gullberg G, Pennell DJ, Firmin DN. Value of Formalin Fixation for the Prolonged Preservation of Rodent Myocardial Microanatomical Organization: Evidence by MR Diffusion Tensor Imaging. Anat Rec (Hoboken). 2016 07; 299(7):878-87. PMID: 27111575.
      View in: PubMed
    10. Shrestha U, Sciammarella M, Alhassen F, Yeghiazarians Y, Ellin J, Verdin E, Boyle A, Seo Y, Botvinick EH, Gullberg G. Measurement of absolute myocardial blood flow in humans using dynamic cardiac SPECT and 99mTc-tetrofosmin: Method and validation. J Nucl Cardiol. 2017 Feb; 24(1):268-277. PMID: 26715603.
      View in: PubMed
    11. Shrestha UM, Seo Y, Botvinick EH, Gullberg G. Image reconstruction in higher dimensions: myocardial perfusion imaging of tracer dynamics with cardiac motion due to deformation and respiration. Phys Med Biol. 2015 Nov 07; 60(21):8275-301. PMID: 26450115; PMCID: PMC4636034.
      View in: PubMed, PubMed Central
    12. Boutchko R, Mitra D, Baker SL, Jagust WJ, Gullberg G. Clustering-initiated factor analysis application for tissue classification in dynamic brain positron emission tomography. J Cereb Blood Flow Metab. 2015 Jul; 35(7):1104-11. PMID: 25899294; PMCID: PMC4640278.
      View in: PubMed, PubMed Central
    13. Veress AI, Fung GS, Lee TS, Tsui BM, Kicska GA, Paul Segars W, Gullberg G. The direct incorporation of perfusion defect information to define ischemia and infarction in a finite element model of the left ventricle. J Biomech Eng. 2015 May; 137(5):051004. PMID: 25367177; PMCID: PMC4340187.
      View in: PubMed, PubMed Central
    14. Zan Y, Boutchko R, Huang Q, Li B, Chen K, Gullberg G. Longitudinal Evaluation of Sympathetic Nervous System and Perfusion in Normal and Spontaneously Hypertensive Rat Hearts with Dynamic Single-Photon Emission Computed Tomography. Mol Imaging. 2015; 14:373-84. PMID: 26162232.
      View in: PubMed
    15. Shrestha U, Botvinick EH, Yeghiazarians Y, Seo Y, Gullberg G, et al. Quantitative Signature of Coronary Steal in a Patient with Occluded Coronary Arteries Supported by Collateral Circulation Using Dynamic SPECT. IEEE Nucl Sci Symp Conf Rec (1997). 2014 Nov; 2014. PMID: 27081301.
      View in: PubMed
    16. Lee JH, Yao Y, Shrestha U, Gullberg G, Seo Y, et al. Handling Big Data in Medical Imaging: Iterative Reconstruction with Large-Scale Automated Parallel Computation. IEEE Nucl Sci Symp Conf Rec (1997). 2014 Nov; 2014. PMID: 27081299.
      View in: PubMed
    17. Lee TC, Ellin JR, Huang Q, Shrestha U, Gullberg G, Seo Y. Multipinhole collimator with 20 apertures for a brain SPECT application. Med Phys. 2014 Nov; 41(11):112501. PMID: 25370660; PMCID: PMC4218691.
      View in: PubMed, PubMed Central
    18. Abdalah M, Boutchko R, Mitra D, Gullberg G. Reconstruction of 4-D dynamic SPECT images from inconsistent projections using a Spline initialized FADS algorithm (SIFADS). IEEE Trans Med Imaging. 2015 Jan; 34(1):216-28. PMID: 25167546.
      View in: PubMed
    19. Lee TC, Burghardt AJ, Yao W, Lane NE, Majumdar S, Gullberg G, Seo Y. Improved trabecular bone structure of 20-month-old male spontaneously hypertensive rats. Calcif Tissue Int. 2014 Sep; 95(3):282-91. PMID: 25106873; PMCID: PMC4153466.
      View in: PubMed, PubMed Central
    20. Wehrl HF, Wiehr S, Divine MR, Gatidis S, Gullberg G, Maier FC, Rolle AM, Schwenck J, Thaiss WM, Pichler BJ. Preclinical and Translational PET/MR Imaging. J Nucl Med. 2014 Jun 01; 55(Supplement 2):11S-18S. PMID: 24833493.
      View in: PubMed
    21. Alhassen F, Nguyen N, Bains S, Gould RG, Seo Y, Bacharach SL, Song X, Shao L, Gullberg G, Aparici CM. Myocardial blood flow measurement with a conventional dual-head SPECT/CT with spatiotemporal iterative reconstructions - a clinical feasibility study. Am J Nucl Med Mol Imaging. 2013; 4(1):53-9. PMID: 24380045; PMCID: PMC3867729.
      View in: PubMed, PubMed Central
    22. Hernandez AM, Huber JS, Murphy ST, Janabi M, Zeng GL, Brennan KM, O'Neil JP, Seo Y, Gullberg G. Longitudinal evaluation of left ventricular substrate metabolism, perfusion, and dysfunction in the spontaneously hypertensive rat model of hypertrophy using small-animal PET/CT imaging. J Nucl Med. 2013 Nov; 54(11):1938-45. PMID: 24092939; PMCID: PMC4000452.
      View in: PubMed, PubMed Central
    23. Bowen JD, Huang Q, Ellin JR, Lee TC, Shrestha U, Gullberg G, Seo Y. Design and performance evaluation of a 20-aperture multipinhole collimator for myocardial perfusion imaging applications. Phys Med Biol. 2013 Oct 21; 58(20):7209-26. PMID: 24061162; PMCID: PMC3855225.
      View in: PubMed, PubMed Central
    24. Zan Y, Boutchko R, Huang Q, Li B, Chen K, Gullberg G. Fast direct estimation of the blood input function and myocardial time activity curve from dynamic SPECT projections via reduction in spatial and temporal dimensions. Med Phys. 2013 Sep; 40(9):092503. PMID: 24007179; PMCID: PMC3751963.
      View in: PubMed, PubMed Central
    25. Veress AI, Klein G, Gullberg G. A Comparison of Hyperelastic Warping of PET Images with Tagged MRI for the Analysis of Cardiac Deformation. Int J Biomed Imaging. 2013; 2013:728624. PMID: 23843780; PMCID: PMC3697413.
      View in: PubMed, PubMed Central
    26. Veress AI, Raymond GM, Gullberg G, Bassingthwaighte JB. Left ventricular finite element model bounded by a systemic circulation model. J Biomech Eng. 2013 May; 135(5):54502. PMID: 24231963; PMCID: PMC3705858.
      View in: PubMed, PubMed Central
    27. Boutchko R, Sitek A, Gullberg G. Practical implementation of tetrahedral mesh reconstruction in emission tomography. Phys Med Biol. 2013 May 07; 58(9):3001-22. PMID: 23588373.
      View in: PubMed
    28. El Bitar Z, Huesman RH, Boutchko R, Bekaert V, Brasse D, Gullberg G. A detector response function design in pinhole SPECT including geometrical calibration. Phys Med Biol. 2013 Apr 07; 58(7):2395-411. PMID: 23492938; PMCID: PMC4017081.
      View in: PubMed, PubMed Central
    29. Zeng GL, Gullberg G. On the bias of finite-view interior tomography using piecewise-constant and non-negativity constraints. Phys Med Biol. 2013 Mar 07; 58(5):L13-6. PMID: 23380877; PMCID: PMC3584581.
      View in: PubMed, PubMed Central
    30. Zeng GL, Kadrmas DJ, Gullberg G. Fourier domain closed-form formulas for estimation of kinetic parameters in reversible multi-compartment models. Biomed Eng Online. 2012 Sep 20; 11:70. PMID: 22995548; PMCID: PMC3538570.
      View in: PubMed, PubMed Central
    31. Zeng GL, Hernandez A, Kadrmas DJ, Gullberg G. Kinetic parameter estimation using a closed-form expression via integration by parts. Phys Med Biol. 2012 Sep 21; 57(18):5809-21. PMID: 22951326; PMCID: PMC3495573.
      View in: PubMed, PubMed Central
    32. Zeng GL, Gullberg G. Null-space function estimation for the interior problem. Phys Med Biol. 2012 Apr 07; 57(7):1873-87. PMID: 22421269; PMCID: PMC3358924.
      View in: PubMed, PubMed Central
    33. Boutchko R, Rayz VL, Vandehey NT, O'Neil JP, Budinger TF, Nico PS, Druhan JL, Saloner DA, Gullberg G, Moses WW. Imaging and modeling of flow in porous media using clinical nuclear emission tomography systems and computational fluid dynamics. J Appl Geophy. 2012 Jan; 76:74-81. PMID: 24917693.
      View in: PubMed
    34. Winant CD, Aparici CM, Zelnik YR, Reutter BW, Sitek A, Bacharach SL, Gullberg G. Investigation of dynamic SPECT measurements of the arterial input function in human subjects using simulation, phantom and human studies. Phys Med Biol. 2012 Jan 21; 57(2):375-93. PMID: 22170801; PMCID: PMC3325151.
      View in: PubMed, PubMed Central
    35. Fung GS, Segars WP, Gullberg G, Tsui BM. Development of a model of the coronary arterial tree for the 4D XCAT phantom. Phys Med Biol. 2011 Sep 07; 56(17):5651-63. PMID: 21828911; PMCID: PMC3169781.
      View in: PubMed, PubMed Central
    36. Lee KS, Roeck WW, Gullberg G, Nalcioglu O. MR-based keyhole SPECT for small animal imaging. Phys Med Biol. 2011 Feb 07; 56(3):685-702. PMID: 21220840; PMCID: PMC3074940.
      View in: PubMed, PubMed Central
    37. Reutter BW, Huesman RH, Brennan KM, Boutchko R, Hanrahan SM, Gullberg G. Longitudinal Evaluation of Fatty Acid Metabolism in Normal and Spontaneously Hypertensive Rat Hearts with Dynamic MicroSPECT Imaging. Int J Mol Imaging. 2011; 2011:893129. PMID: 21490736; PMCID: PMC3072139.
      View in: PubMed, PubMed Central
    38. Zeng GL, Gullberg G, Kadrmas DJ. Closed-form kinetic parameter estimation solution to the truncated data problem. Phys Med Biol. 2010 Dec 21; 55(24):7453-68. PMID: 21098917; PMCID: PMC3023984.
      View in: PubMed, PubMed Central
    39. Veress AI, Segars WP, Tsui BM, Gullberg G. Incorporation of a left ventricle finite element model defining infarction into the XCAT imaging phantom. IEEE Trans Med Imaging. 2011 Apr; 30(4):915-27. PMID: 21041157; PMCID: PMC3097415.
      View in: PubMed, PubMed Central
    40. Fung GS, Segars WP, Lee TS, Higuchi T, Veress AI, Gullberg G, Tsui BM. Realistic Simulation of Regional Myocardial Perfusion Defects for Cardiac SPECT Studies. IEEE Nucl Sci Symp Conf Rec (1997). 2010 Oct-Nov; 2010:3061-3064. PMID: 26535552.
      View in: PubMed
    41. Gullberg G, Reutter BW, Sitek A, Maltz JS, Budinger TF. Dynamic single photon emission computed tomography--basic principles and cardiac applications. Phys Med Biol. 2010 Oct 21; 55(20):R111-91. PMID: 20858925; PMCID: PMC3306016.
      View in: PubMed, PubMed Central
    42. Zeng GL, Gullberg G. SPECT region of interest reconstruction with truncated transmission and emission data. Med Phys. 2010 Sep; 37(9):4627-33. PMID: 20964181; PMCID: PMC2933253.
      View in: PubMed, PubMed Central
    43. Zeng GL, Gullberg G. Exact iterative reconstruction for the interior problem. Phys Med Biol. 2009 Oct 07; 54(19):5805-14. PMID: 19741279; PMCID: PMC3074952.
      View in: PubMed, PubMed Central
    44. Huang Q, Xu J, Tsui BM, Gullberg G. Reconstructing uniformly attenuated rotating slant-hole SPECT projection data using the DBH method. Phys Med Biol. 2009 Jul 07; 54(13):4325-39. PMID: 19531850; PMCID: PMC2871256.
      View in: PubMed, PubMed Central
    45. Zeng GL, Gullberg G. Exact emission SPECT reconstruction with truncated transmission data. Phys Med Biol. 2009 Jun 07; 54(11):3329-40. PMID: 19430109; PMCID: PMC2871257.
      View in: PubMed, PubMed Central
    46. Huang Q, You J, Zeng GL, Gullberg G. Reconstruction from uniformly attenuated SPECT projection data using the DBH method. IEEE Trans Med Imaging. 2009 Jan; 28(1):17-29. PMID: 19116185; PMCID: PMC2871258.
      View in: PubMed, PubMed Central
    47. Veress AI, Weiss JA, Huesman RH, Reutter BW, Taylor SE, Sitek A, Feng B, Yang Y, Gullberg G. Measuring regional changes in the diastolic deformation of the left ventricle of SHR rats using microPET technology and hyperelastic warping. Ann Biomed Eng. 2008 Jul; 36(7):1104-17. PMID: 18437574; PMCID: PMC2871255.
      View in: PubMed, PubMed Central
    48. Hwang AB, Franc BL, Gullberg G, Hasegawa BH. Assessment of the sources of error affecting the quantitative accuracy of SPECT imaging in small animals. Phys Med Biol. 2008 May 07; 53(9):2233-52. PMID: 18401059; PMCID: PMC2871254.
      View in: PubMed, PubMed Central
    49. Rohmer D, Sitek A, Gullberg G. Reconstruction and visualization of fiber and laminar structure in the normal human heart from ex vivo diffusion tensor magnetic resonance imaging (DTMRI) data. Invest Radiol. 2007 Nov; 42(11):777-89. PMID: 18030201.
      View in: PubMed
    50. Tang Q, Zeng GL, Gullberg G. A Fourier reconstruction algorithm with constant attenuation compensation using 180 degrees acquisition data for SPECT. Phys Med Biol. 2007 Oct 21; 52(20):6165-79. PMID: 17921578.
      View in: PubMed
    51. Veress AI, Segars WP, Weiss JA, Tsui BM, Gullberg G. Normal and pathological NCAT image and phantom data based on physiologically realistic left ventricle finite-element models. IEEE Trans Med Imaging. 2006 Dec; 25(12):1604-16. PMID: 17167995.
      View in: PubMed
    52. Sitek A, Huesman RH, Gullberg G. Tomographic reconstruction using an adaptive tetrahedral mesh defined by a point cloud. IEEE Trans Med Imaging. 2006 Sep; 25(9):1172-9. PMID: 16967802.
      View in: PubMed
    53. Sitek A, Reutter BW, Huesman RH, Gullberg G. Method of generating multiple sets of experimental phantom data. J Nucl Med. 2006 Jul; 47(7):1187-92. PMID: 16818954.
      View in: PubMed
    54. Defrise M, Gullberg G. Image reconstruction. Phys Med Biol. 2006 Jul 07; 51(13):R139-54. PMID: 16790900.
      View in: PubMed
    55. Veress AI, Gullberg G, Weiss JA. Measurement of strain in the left ventricle during diastole with cine-MRI and deformable image registration. J Biomech Eng. 2005 Dec; 127(7):1195-207. PMID: 16502662.
      View in: PubMed
    56. Tang Q, Zeng GL, Wu J, Gullberg G. Exact fan-beam and 4pi-acquisition cone-beam SPECT algorithms with uniform attenuation correction. Med Phys. 2005 Nov; 32(11):3440-7. PMID: 16372416.
      View in: PubMed
    57. Tang Q, Zeng GL, Gullberg G. Analytical fan-beam and cone-beam reconstruction algorithms with uniform attenuation correction for SPECT. Phys Med Biol. 2005 Jul 07; 50(13):3153-70. PMID: 15972987.
      View in: PubMed
    58. Huang Q, Zeng GL, You J, Gullberg G. An FDK-like cone-beam SPECT reconstruction algorithm for non-uniform attenuated projections acquired using a circular trajectory. Phys Med Biol. 2005 May 21; 50(10):2329-39. PMID: 15876670.
      View in: PubMed
    59. Zeng GL, Gullberg G. Cone-beam and fan-beam image reconstruction algorithms based on spherical and circular harmonics. Phys Med Biol. 2004 Jun 07; 49(11):2239-56. PMID: 15248575.
      View in: PubMed
    60. Cheryauka AB, Lee JN, Samsonov AA, Defrise M, Gullberg G. MRI diffusion tensor reconstruction with PROPELLER data acquisition. Magn Reson Imaging. 2004 Feb; 22(2):139-48. PMID: 15010105.
      View in: PubMed
    61. Veress AI, Weiss JA, Gullberg G, Vince DG, Rabbitt RD. Strain measurement in coronary arteries using intravascular ultrasound and deformable images. J Biomech Eng. 2002 Dec; 124(6):734-41. PMID: 12596642.
      View in: PubMed
    62. Panin VY, Zeng GL, Defrise M, Gullberg G. Diffusion tensor MR imaging of principal directions: a tensor tomography approach. Phys Med Biol. 2002 Aug 07; 47(15):2737-57. PMID: 12200936.
      View in: PubMed
    63. Reutter BW, Gullberg G, Huesman RH. Effects of temporal modelling on the statistical uncertainty of spatiotemporal distributions estimated directly from dynamic SPECT projections. Phys Med Biol. 2002 Aug 07; 47(15):2673-83. PMID: 12200931.
      View in: PubMed
    64. Feng B, Sitek A, Gullberg G. Calculation of the left ventricular ejection fraction without edge detection: application to small hearts. J Nucl Med. 2002 Jun; 43(6):786-94. PMID: 12050324.
      View in: PubMed
    65. Sitek A, Di Bella EV, Gullberg G, Huesman RH. Removal of liver activity contamination in teboroxime dynamic cardiac SPECT imaging with the use of factor analysis. J Nucl Cardiol. 2002 Mar-Apr; 9(2):197-205. PMID: 11986565.
      View in: PubMed
    66. Sitek A, Gullberg G, Huesman RH. Correction for ambiguous solutions in factor analysis using a penalized least squares objective. IEEE Trans Med Imaging. 2002 Mar; 21(3):216-25. PMID: 11989846.
      View in: PubMed
    67. Sitek A, Gullberg G, Di Bella EV, Celler A. Reconstruction of dynamic renal tomographic data acquired by slow rotation. J Nucl Med. 2001 Nov; 42(11):1704-12. PMID: 11696643.
      View in: PubMed
    68. Johnell O, Kanis J, Gullberg G. Mortality, morbidity, and assessment of fracture risk in male osteoporosis. Calcif Tissue Int. 2001 Oct; 69(4):182-4. PMID: 11730245.
      View in: PubMed
    69. Gullberg G, Di Bella EV, Sinusas AJ. Estimation of coronary flow reserve: can SPECT compete with other modalities? J Nucl Cardiol. 2001 Sep-Oct; 8(5):620-5. PMID: 11593228.
      View in: PubMed
    70. Khare HS, Dibella EV, Kadrmas DJ, Christian PE, Gullberg G. Comparison of Static and Dynamic Cardiac Perfusion Thallium-201 SPECT. IEEE Trans Nucl Sci. 2001 Jun; 48(3):774. PMID: 20107525.
      View in: PubMed
    71. Taguchi K, Zeng GL, Gullberg G. Cone-beam image reconstruction using spherical harmonics. Phys Med Biol. 2001 Jun; 46(6):N127-38. PMID: 11419632.
      View in: PubMed
    72. Kadrmas DJ, Gullberg G. 4D maximum a posteriori reconstruction in dynamic SPECT using a compartmental model-based prior. Phys Med Biol. 2001 May; 46(5):1553-74. PMID: 11384070; PMCID: PMC2808127.
      View in: PubMed, PubMed Central
    73. Gullberg G, Defrise M, Panin VY, Zeng GL. Efficient cardiac diffusion tensor MRI by three-dimensional reconstruction of solenoidal tensor fields. Magn Reson Imaging. 2001 Feb; 19(2):233-56. PMID: 11358662.
      View in: PubMed
    74. Laurette I, Zeng GL, Welch A, Christian PE, Gullberg G. A three-dimensional ray-driven attenuation, scatter and geometric response correction technique for SPECT in inhomogeneous media. Phys Med Biol. 2000 Nov; 45(11):3459-80. PMID: 11098917.
      View in: PubMed
    75. Sitek A, Di Bella EV, Gullberg G. Factor analysis with a priori knowledge--application in dynamic cardiac SPECT. Phys Med Biol. 2000 Sep; 45(9):2619-38. PMID: 11008961.
      View in: PubMed
    76. Kadrmas DJ, Di Bella EV, Khare HS, Christian PE, Gullberg G. Static Versus Dynamic Teboroxime Myocardial Perfusion SPECT in Canines. IEEE Trans Nucl Sci. 2000 Jun 01; 47(3):1112-1117. PMID: 20090867.
      View in: PubMed
    77. Di Bella EV, Khare HS, Kadrmas DJ, Gullberg G. SPECT Imaging of Teboroxime during Myocardial Blood Flow Changes. IEEE Trans Nucl Sci. 2000 Jun; 47(3):nihpa165910. PMID: 20098635.
      View in: PubMed
    78. Bai C, Zeng GL, Gullberg G. A slice-by-slice blurring model and kernel evaluation using the Klein-Nishina formula for 3D scatter compensation in parallel and converging beam SPECT. Phys Med Biol. 2000 May; 45(5):1275-307. PMID: 10843105.
      View in: PubMed
    79. Zeng GL, Gullberg G. Unmatched projector/backprojector pairs in an iterative reconstruction algorithm. IEEE Trans Med Imaging. 2000 May; 19(5):548-55. PMID: 11021698.
      View in: PubMed
    80. Reutter BW, Gullberg G, Huesman RH. Direct least-squares estimation of spatiotemporal distributions from dynamic SPECT projections using a spatial segmentation and temporal B-splines. IEEE Trans Med Imaging. 2000 May; 19(5):434-50. PMID: 11021687.
      View in: PubMed
    81. Kadrmas DJ, DiBella EV, Huesman RH, Gullberg G. Analytical propagation of errors in dynamic SPECT: estimators, degrading factors, bias and noise. Phys Med Biol. 1999 Aug; 44(8):1997-2014. PMID: 10473210; PMCID: PMC2818810.
      View in: PubMed, PubMed Central
    82. Zeng GL, Bai C, Gullberg G. A projector/backprojector with slice-to-slice blurring for efficient three-dimensional scatter modeling. IEEE Trans Med Imaging. 1999 Aug; 18(8):722-32. PMID: 10534054.
      View in: PubMed
    83. Di Bella EV, Clackdoyle R, Gullberg G. Blind estimation of compartmental model parameters. Phys Med Biol. 1999 Mar; 44(3):765-80. PMID: 10211809.
      View in: PubMed
    84. Tsui BM, Frey EC, LaCroix KJ, Lalush DS, McCartney WH, King MA, Gullberg G. Quantitative myocardial perfusion SPECT. J Nucl Cardiol. 1998 Sep-Oct; 5(5):507-22. PMID: 9796898.
      View in: PubMed
    85. Gullberg G. Innovative design concepts for transmission CT in attenuation-corrected SPECT imaging. J Nucl Med. 1998 Aug; 39(8):1344-7. PMID: 9708503.
      View in: PubMed
    86. Nilsson P, Gullberg G, Ekesbo R, Von Schenck H, Gustafson L. No impaired cognitive function in treated patients with mild-moderate hypertension compared to normotensive controls. Blood Press. 1998 Jul; 7(4):209-13. PMID: 9858112.
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    87. Zeng GL, Gullberg G. Iterative and analytical reconstruction algorithms for varying-focal-length cone-beam projections. Phys Med Biol. 1998 Apr; 43(4):811-21. PMID: 9572506.
      View in: PubMed
    88. Huesman RH, Reutter BW, Zeng GL, Gullberg G. Kinetic parameter estimation from SPECT cone-beam projection measurements. Phys Med Biol. 1998 Apr; 43(4):973-82. PMID: 9572520.
      View in: PubMed
    89. Basko R, Zeng GL, Gullberg G. Application of spherical harmonics to image reconstruction for the Compton camera. Phys Med Biol. 1998 Apr; 43(4):887-94. PMID: 9572512.
      View in: PubMed
    90. Frey EC, Tsui BM, Gullberg G. Improved estimation of the detector response function for converging beam collimators. Phys Med Biol. 1998 Apr; 43(4):941-50. PMID: 9572517.
      View in: PubMed
    91. Hsieh YL, Zeng GL, Gullberg G. Projection space image reconstruction using strip functions to calculate pixels more "natural" for modeling the geometric response of the SPECT collimator. IEEE Trans Med Imaging. 1998 Feb; 17(1):24-44. PMID: 9617905.
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    92. Gregoriou GK, Tsui BM, Gullberg G. Effect of truncated projections on defect detection in attenuation-compensated fanbeam cardiac SPECT. J Nucl Med. 1998 Jan; 39(1):166-75. PMID: 9443757.
      View in: PubMed
    93. Zeng GL, Gullberg G, Bai C, Christian PE, Trisjono F, Di Bella EV, Tanner JW, Morgan HT. Iterative reconstruction of fluorine-18 SPECT using geometric point response correction. J Nucl Med. 1998 Jan; 39(1):124-30. PMID: 9443751.
      View in: PubMed
    94. Welch A, Gullberg G. Implementation of a model-based nonuniform scatter correction scheme for SPECT. IEEE Trans Med Imaging. 1997 Dec; 16(6):717-26. PMID: 9533573.
      View in: PubMed
    95. Ross SG, Welch A, Gullberg G, Huesman RH. An investigation into the effect of input function shape and image acquisition interval on estimates of washin for dynamic cardiac SPECT. Phys Med Biol. 1997 Nov; 42(11):2193-213. PMID: 9394407.
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    96. Welch A, Clack R, Natterer F, Gullberg G. Toward accurate attenuation correction in SPECT without transmission measurements. IEEE Trans Med Imaging. 1997 Oct; 16(5):532-41. PMID: 9368109.
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    97. Wan X, Gullberg G, Parker DL, Zeng GL. Reduction of geometric and intensity distortions in echo-planar imaging using a multireference scan. Magn Reson Med. 1997 Jun; 37(6):932-42. PMID: 9178246.
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    98. Smith AM, Gullberg G, Christian PE. Experimental verification of technetium 99m-labeled teboroxime kinetic parameters in the myocardium with dynamic single-photon emission computed tomography: reproducibility, correlation to flow, and susceptibility to extravascular contamination. J Nucl Cardiol. 1996 Mar-Apr; 3(2):130-42. PMID: 8799238.
      View in: PubMed
    99. Welch A, Smith AM, Gullberg G. An investigation of the effect of finite system resolution and photon noise on the bias and precision of dynamic cardiac SPECT parameters. Med Phys. 1995 Nov; 22(11 Pt 1):1829-36. PMID: 8587537.
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    100. Welch A, Gullberg G, Christian PE, Datz FL, Morgan HT. A transmission-map-based scatter correction technique for SPECT in inhomogeneous media. Med Phys. 1995 Oct; 22(10):1627-35. PMID: 8551987.
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    101. Wan X, Parker DL, Lee JN, Buswell HR, Gullberg G. Reduction of phase error ghosting artifacts in thin slice fast spin-echo imaging. Magn Reson Med. 1995 Oct; 34(4):632-8. PMID: 8524034.
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    102. Ma X, Gullberg G, Parker DL. Magnetic resonance imaging verification of a multi-compartment perfusion model for a chromatography gel phantom. Magn Reson Imaging. 1995; 13(4):581-98. PMID: 7674854.
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    103. Tung CH, Gullberg G. A simulation of emission and transmission noise propagation in cardiac SPECT imaging with nonuniform attenuation correction. Med Phys. 1994 Oct; 21(10):1565-76. PMID: 7869988.
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    104. Viohl I, Gullberg G. Tuning and matching networks for MR imaging and spectroscopy. J Magn Reson Imaging. 1994 Jul-Aug; 4(4):627-30. PMID: 7949693.
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    105. Smith AM, Gullberg G, Christian PE, Datz FL. Kinetic modeling of teboroxime using dynamic SPECT imaging of a canine model. J Nucl Med. 1994 Mar; 35(3):484-95. PMID: 8113904.
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    106. Zeng GL, Clack R, Gullberg G. Implementation of Tuy's cone-beam inversion formula. Phys Med Biol. 1994 Mar; 39(3):493-507. PMID: 15551594.
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    107. Zeng GL, Gullberg G. A backprojection filtering algorithm for a spatially varying focal length collimator. IEEE Trans Med Imaging. 1994; 13(3):549-56. PMID: 18218530.
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    108. Datz FL, Gullberg G, Zeng GL, Tung CH, Christian PE, Welch A, Clack R. Application of convergent-beam collimation and simultaneous transmission emission tomography to cardiac single-photon emission computed tomography. Semin Nucl Med. 1994 Jan; 24(1):17-37. PMID: 8122126.
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    109. Li J, Jaszczak RJ, Wang H, Gullberg G, Greer KL, Coleman RE. A cone beam SPECT reconstruction algorithm with a displaced center of rotation. Med Phys. 1994 Jan; 21(1):145-52. PMID: 8164581.
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    110. Tsui BM, Terry JA, Gullberg G. Evaluation of cardiac cone-beam single photon emission computed tomography using observer performance experiments and receiver operating characteristic analysis. Invest Radiol. 1993 Dec; 28(12):1101-12. PMID: 8307713.
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    111. Datz FL, Rosenberg C, Gabor FV, Christian PE, Gullberg G, Ahluwalia R, Morton KA. The use of computer-assisted diagnosis in cardiac perfusion nuclear medicine studies: a review (Part 3) J Digit Imaging. 1993 May; 6(2):67-80. PMID: 8334175.
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    112. Datz FL, Gabor FV, Christian PE, Gullberg G, Menzel CE, Morton KA. The use of computer-assisted diagnosis in cardiac perfusion nuclear medicine studies: a review (Part 2). J Digit Imaging. 1993 Feb; 6(1):1-15. PMID: 8439577.
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    113. Zeng GL, Gullberg G, Jaszczak RJ, Li J. Fan-beam reconstruction algorithm for a spatially varying focal length collimator. IEEE Trans Med Imaging. 1993; 12(3):575-82. PMID: 18218451.
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    114. Datz FL, Gabor FV, Christian PE, Gullberg G, Menzel CE, Morton KA. The use of computer-assisted diagnosis in cardiac-perfusion nuclear medicine studies: a review. J Digit Imaging. 1992 Nov; 5(4):209-22. PMID: 1457536.
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    115. Gullberg G, Zeng GL, Datz FL, Christian PE, Tung CH, Morgan HT. Review of convergent beam tomography in single photon emission computed tomography. Phys Med Biol. 1992 Mar; 37(3):507-34. PMID: 1565688.
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    116. Zeng GL, Gullberg G. A cone-beam tomography algorithm for orthogonal circle-and-line orbit. Phys Med Biol. 1992 Mar; 37(3):563-77. PMID: 1565691.
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    117. Gullberg G, Zeng GL. A cone-beam filtered backprojection reconstruction algorithm for cardiac single photon emission computed tomography. IEEE Trans Med Imaging. 1992; 11(1):91-101. PMID: 18218361.
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    118. Gullberg G, Christian PE, Zeng GL, Datz FL, Morgan HT. Cone beam tomography of the heart using single-photon emission-computed tomography. Invest Radiol. 1991 Jul; 26(7):681-8. PMID: 1885277.
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    119. Datz FL, Gullberg G, Gabor FV, Morton KA. SPECT myocardial perfusion imaging update. Semin Ultrasound CT MR. 1991 Feb; 12(1):28-44. PMID: 1825916.
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    120. Gullberg G, Ma X, Parker DL, Roy DN. An MRI perfusion model incorporating nonequilibrium exchange between vascular and extravascular compartments. Magn Reson Imaging. 1991; 9(1):39-52. PMID: 2056850.
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    121. Gullberg G, Zeng GS, Christian PE, Tsui BM, Morgan HT. Single photon emission computed tomography of the heart using cone beam geometry and noncircular detector rotation. Prog Clin Biol Res. 1991; 363:123-38. PMID: 1988968.
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    122. Gullberg G, Tsui BM, Crawford CR, Ballard JG, Hagius JT. Estimation of geometrical parameters and collimator evaluation for cone beam tomography. Med Phys. 1990 Mar-Apr; 17(2):264-72. PMID: 2333053.
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    123. Parker DL, Gullberg G. Signal-to-noise efficiency in magnetic resonance imaging. Med Phys. 1990 Mar-Apr; 17(2):250-7. PMID: 2333051.
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    124. Tsui BM, Gullberg G. The geometric transfer function for cone and fan beam collimators. Phys Med Biol. 1990 Jan; 35(1):81-93. PMID: 2304971.
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    125. Tsui BM, Gullberg G, Edgerton ER, Ballard JG, Perry JR, McCartney WH, Berg J. Correction of nonuniform attenuation in cardiac SPECT imaging. J Nucl Med. 1989 Apr; 30(4):497-507. PMID: 2786944.
      View in: PubMed
    126. Yuan C, Gullberg G, Parker DL. Flow-induced phase effects and compensation technique for slice-selective pulses. Magn Reson Med. 1989 Feb; 9(2):161-76. PMID: 2716502.
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    127. Gullberg G, Simons MA, Wehrli FW. A mathematical model for signal from spins flowing during the application of spin echo pulse sequences. Magn Reson Imaging. 1988 Jul-Aug; 6(4):437-61. PMID: 3185138.
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    128. Hahn LJ, Jaszczak RJ, Gullberg G, Floyd CE, Manglos SH, Greer KL, Coleman RE. Noise characteristics for cone beam collimators: a comparison with parallel hole collimator. Phys Med Biol. 1988 May; 33(5):541-55. PMID: 3261015.
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    129. Crawford CR, Gullberg G, Tsui BM. Reconstruction for fan beam with an angular-dependent displaced center-of-rotation. Med Phys. 1988 Jan-Feb; 15(1):67-71. PMID: 3258402.
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    130. Hu H, Gullberg G, Kruger RA. Convolutional reconstruction algorithm for fan beam concave and convex circular detectors. IEEE Trans Med Imaging. 1988; 7(3):233-8. PMID: 18230474.
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    131. Yuan C, Gullberg G, Parker DL. The solution of Bloch equations for flowing spins during a selective pulse using a finite difference method. Med Phys. 1987 Nov-Dec; 14(6):914-21. PMID: 3696079.
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    132. Gullberg G, Wehrli FW, Shimakawa A, Simons MA. MR vascular imaging with a fast gradient refocusing pulse sequence and reformatted images from transaxial sections. Radiology. 1987 Oct; 165(1):241-6. PMID: 3628776.
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    133. Parker DL, Gullberg G, Frederick PR. Gibbs artifact removal in magnetic resonance imaging. Med Phys. 1987 Jul-Aug; 14(4):640-5. PMID: 3627004.
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    134. Gullberg G. An analytical approach to quantify uniformity artifacts for circular and noncircular detector motion in single photon emission computed tomography imaging. Med Phys. 1987 Jan-Feb; 14(1):105-14. PMID: 3494185.
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    135. Wehrli FW, Shimakawa A, Gullberg G, MacFall JR. Time-of-flight MR flow imaging: selective saturation recovery with gradient refocusing. Radiology. 1986 Sep; 160(3):781-5. PMID: 3526407.
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    136. Tsui BM, Gullberg G, Edgerton ER, Gilland DR, Perry JR, McCartney WH. Design and clinical utility of a fan beam collimator for SPECT imaging of the head. J Nucl Med. 1986 Jun; 27(6):810-9. PMID: 3486963.
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    137. Malko JA, Van Heertum RL, Gullberg G, Kowalsky WP. SPECT liver imaging using an iterative attenuation correction algorithm and an external flood source. J Nucl Med. 1986 May; 27(5):701-5. PMID: 3486959.
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    138. Gullberg G, Crawford CR, Tsui BM. Reconstruction Algorithm for Fan Beam with a Displaced Center-of-Rotation. IEEE Trans Med Imaging. 1986; 5(1):23-9. PMID: 18243979.
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    139. Gullberg G, Huesman RH, Malko JA, Pelc NJ, Budinger TF. An attenuated projector-backprojector for iterative SPECT reconstruction. Phys Med Biol. 1985 Aug; 30(8):799-816. PMID: 3840265.
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    140. Malko JA, Gullberg G, Kowalsky WP, Van Heertum RL. A count-based algorithm for attenuation-corrected volume determination using data from an external flood source. J Nucl Med. 1985 Feb; 26(2):194-200. PMID: 3968581.
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    141. Caldwell JH, Williams DL, Hamilton GW, Ritchie JL, Harp GD, Eisner RL, Gullberg G, Nowak DJ. Regional distribution of myocardial blood flow measured by single-photon emission tomography: comparison with in vitro counting. J Nucl Med. 1982 Jun; 23(6):490-5. PMID: 6978934.
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    142. Gullberg G, Budinger TF. The use of filtering methods to compensate for constant attenuation in single-photon emission computed tomography. IEEE Trans Biomed Eng. 1981 Feb; 28(2):142-57. PMID: 6974681.
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    143. Budinger TF, Derenzo SE, Greenberg WL, Gullberg G, Huesman RH. Quantitative potentials of dynamic emission computed tomography. J Nucl Med. 1978 Mar; 19(3):309-15. PMID: 632910.
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    144. Budinger TF, Cahoon JL, Derenzo SE, Gullberg G, Moyer BR, Yano Y. Three dimensional imaging of the myocardium with radionuclides. Radiology. 1977 Nov; 125(2):433-9. PMID: 910054.
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    145. Budinger TF, Derenzo SE, Gullberg G, Greenberg WL, Huesman RH. Emission computer assisted tomography with single-photon and positron annihilation photon emitters. J Comput Assist Tomogr. 1977 Jan; 1(1):131-45. PMID: 615887.
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    146. Budinger TF, Gullberg G. Letter: Three-dimensional reconstruction of isotope distributions. Phys Med Biol. 1974 May; 19(3):387-9. PMID: 4445217.
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