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GABRIEL OLIVEIRA SAWAKUCHI

TitleAssistant Professor
InstitutionMD Anderson
DepartmentRadiation Physics
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    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    1. McFadden CH, Rahmanian S, Flint DB, Bright SJ, Yoon DS, O'Brien DJ, Asaithamby A, Abdollahi A, Greilich S, Sawakuchi GO. Isolation of time dependent DNA damage induced by energetic carbon ions and their fragments using fluorescent nuclear track detectors. Med Phys. 2019 Nov 01. PMID: 31677156.
      View in: PubMed
    2. Kry SF, Alvarez P, Cygler JE, DeWerd LA, Howell RM, Meeks S, O'Daniel J, Reft C, Sawakuchi G, Yukihara EG, Mihailidis D. AAPM TG 191 Clinical Use of Luminescent Dosimeters: TLDs and OSLDs. Med Phys. 2019 Oct 01. PMID: 31574174.
      View in: PubMed
    3. Steinmann A, Alvarez P, Lee H, Court L, Stafford R, Sawakuchi G, Wen Z, Fuller C, Followill D. MRIgRT dynamic lung motion thorax anthropomorphic QA phantom: Design, development, reproducibility, and feasibility study. Med Phys. 2019 Nov; 46(11):5124-5133. PMID: 31506963.
      View in: PubMed
    4. Bright SJ, Flint DB, Chakraborty S, McFadden CH, Yoon DS, Bronk L, Titt U, Mohan R, Grosshans DR, Sumazin P, Shaitelman SF, Asaithamby A, Sawakuchi GO. Nonhomologous End Joining Is More Important Than Proton Linear Energy Transfer in Dictating Cell Death. Int J Radiat Oncol Biol Phys. 2019 Aug 16. PMID: 31425731.
      View in: PubMed
    5. Bergom C, West CM, Higginson DS, Abazeed ME, Arun B, Bentzen SM, Bernstein JL, Evans JD, Gerber NK, Kerns SL, Keen J, Litton JK, Reiner AS, Riaz N, Rosenstein BS, Sawakuchi GO, Shaitelman SF, Powell SN, Woodward WA. The Implications of Genetic Testing on Radiation Therapy Decisions: A Guide for Radiation Oncologists. Int J Radiat Oncol Biol Phys. 2019 Nov 15; 105(4):698-712. PMID: 31381960.
      View in: PubMed
    6. Steinmann A, O'Brien D, Stafford R, Sawakuchi G, Wen Z, Court L, Fuller C, Followill D. Investigation of TLD and EBT3 performance under the presence of 1.5T, 0.35T, and 0T magnetic field strengths in MR/CT visible materials. Med Phys. 2019 Jul; 46(7):3217-3226. PMID: 30950071.
      View in: PubMed
    7. Thompson JM, Elliott A, D'Abrantes S, Sawakuchi GO, Hill MA. TRACKING DOWN ALPHA-PARTICLES: THE DESIGN, CHARACTERISATION AND TESTING OF A SHALLOW-ANGLED ALPHA-PARTICLE IRRADIATOR. Radiat Prot Dosimetry. 2019 May 01; 183(1-2):264-269. PMID: 30726978.
      View in: PubMed
    8. Fujimoto TN, Colbert LE, Huang Y, Molkentine JM, Deorukhkar A, Baseler L, Yu M, Lin D, Gupta S, Cabeceiras PK, Kingsley CV, Tailor RC, Sawakuchi GO, Koay EJ, Piwnica-Worms H, Maitra A, Taniguchi CM. Selective EGLN Inhibition Enables Ablative Radiotherapy and Improves Survival in Unresectable Pancreatic Cancer. Cancer Res. 2019 05 01; 79(9):2327-2338. PMID: 31043430.
      View in: PubMed
    9. Chadha AS, Gunther JR, Hsieh CE, Aliru M, Mahadevan LS, Venkatesulu BP, Crane CH, Das P, Herman JM, Koay EJ, Taniguchi C, Holliday EB, Minsky BD, Suh Y, Park P, Sawakuchi G, Beddar S, Odisio BC, Gupta S, Loyer E, Kaur H, Raghav K, Javle MM, Kaseb AO, Krishnan S. Proton beam therapy outcomes for localized unresectable hepatocellular carcinoma. Radiother Oncol. 2019 Apr; 133:54-61. PMID: 30935582.
      View in: PubMed
    10. Schuemann J, McNamara AL, Warmenhoven JW, Henthorn NT, Kirkby KJ, Merchant MJ, Ingram S, Paganetti H, Held KD, Ramos-Mendez J, Faddegon B, Perl J, Goodhead DT, Plante I, Rabus H, Nettelbeck H, Friedland W, Kundrát P, Ottolenghi A, Baiocco G, Barbieri S, Dingfelder M, Incerti S, Villagrasa C, Bueno M, Bernal MA, Guatelli S, Sakata D, Brown JMC, Francis Z, Kyriakou I, Lampe N, Ballarini F, Carante MP, Davídková M, Štepán V, Jia X, Cucinotta FA, Schulte R, Stewart RD, Carlson DJ, Galer S, Kuncic Z, Lacombe S, Milligan J, Cho SH, Sawakuchi G, Inaniwa T, Sato T, Li W, Solov'yov AV, Surdutovich E, Durante M, Prise KM, McMahon SJ. A New Standard DNA Damage (SDD) Data Format. Radiat Res. 2019 01; 191(1):76-92. PMID: 30407901.
      View in: PubMed
    11. Colbert LE, Rebueno N, Moningi S, Beddar S, Sawakuchi GO, Herman JM, Koong AC, Das P, Holliday EB, Koay EJ, Taniguchi CM. Dose escalation for locally advanced pancreatic cancer: How high can we go? Adv Radiat Oncol. 2018 Oct-Dec; 3(4):693-700. PMID: 30370371.
      View in: PubMed
    12. Alsanea F, Therriault-Proulx F, Sawakuchi G, Beddar S. A real-time method to simultaneously measure linear energy transfer and dose for proton therapy using organic scintillators. Med Phys. 2018 Apr; 45(4):1782-1789. PMID: 29446078.
      View in: PubMed
    13. O'Brien DJ, Dolan J, Pencea S, Schupp N, Sawakuchi GO. Relative dosimetry with an MR-linac: Response of ion chambers, diamond, and diode detectors for off-axis, depth dose, and output factor measurements. Med Phys. 2018 Feb; 45(2):884-897. PMID: 29178457.
      View in: PubMed
    14. Steinmann A, Stafford RJ, Sawakuchi G, Wen Z, Court L, Fuller CD, Followill D. Developing and characterizing MR/CT-visible materials used in QA phantoms for MRgRT systems. Med Phys. 2018 Feb; 45(2):773-782. PMID: 29178486.
      View in: PubMed
    15. O'Brien DJ, Sawakuchi GO. Monte Carlo study of the chamber-phantom air gap effect in a magnetic field. Med Phys. 2017 Jul; 44(7):3830-3838. PMID: 28432792.
      View in: PubMed
    16. Underwood TS, Sung W, McFadden CH, McMahon SJ, Hall DC, McNamara AL, Paganetti H, Sawakuchi GO, Schuemann J. Comparing stochastic proton interactions simulated using TOPAS-nBio to experimental data from fluorescent nuclear track detectors. Phys Med Biol. 2017 04 21; 62(8):3237-3249. PMID: 28350546.
      View in: PubMed
    17. Chadha AS, Liu G, Chen HC, Das P, Minsky BD, Mahmood U, Delclos ME, Suh Y, Sawakuchi GO, Beddar S, Katz MH, Fleming JB, Javle MM, Varadhachary GR, Wolff RA, Crane CH, Wang X, Thames H, Krishnan S. Does Unintentional Splenic Radiation Predict Outcomes After Pancreatic Cancer Radiation Therapy? Int J Radiat Oncol Biol Phys. 2017 02 01; 97(2):323-332. PMID: 28068240.
      View in: PubMed
    18. O'Brien DJ, Roberts DA, Ibbott GS, Sawakuchi GO. Reference dosimetry in magnetic fields: formalism and ionization chamber correction factors. Med Phys. 2016 Aug; 43(8):4915. PMID: 27487908.
      View in: PubMed
    19. Sawakuchi GO, Ferreira FA, McFadden CH, Hallacy TM, Granville DA, Sahoo N, Akselrod MS. Nanoscale measurements of proton tracks using fluorescent nuclear track detectors. Med Phys. 2016 May; 43(5):2485. PMID: 27147359.
      View in: PubMed
    20. McFadden CH, Hallacy TM, Flint DB, Granville DA, Asaithamby A, Sahoo N, Akselrod MS, Sawakuchi GO. Time-Lapse Monitoring of DNA Damage Colocalized With Particle Tracks in Single Living Cells. Int J Radiat Oncol Biol Phys. 2016 09 01; 96(1):221-7. PMID: 27511858.
      View in: PubMed
    21. Granville DA, Sahoo N, Sawakuchi GO. Simultaneous measurements of absorbed dose and linear energy transfer in therapeutic proton beams. Phys Med Biol. 2016 Feb 21; 61(4):1765-79. PMID: 26859539.
      View in: PubMed
    22. Krishnan S, Chadha AS, Suh Y, Chen HC, Rao A, Das P, Minsky BD, Mahmood U, Delclos ME, Sawakuchi GO, Beddar S, Katz MH, Fleming JB, Javle MM, Varadhachary GR, Wolff RA, Crane CH. Focal Radiation Therapy Dose Escalation Improves Overall Survival in Locally Advanced Pancreatic Cancer Patients Receiving Induction Chemotherapy and Consolidative Chemoradiation. Int J Radiat Oncol Biol Phys. 2016 Mar 15; 94(4):755-65. PMID: 26972648.
      View in: PubMed
    23. Granville DA, Sawakuchi GO. Comparison of linear energy transfer scoring techniques in Monte Carlo simulations of proton beams. Phys Med Biol. 2015 Jul 21; 60(14):N283-91. PMID: 26147442.
      View in: PubMed
    24. Granville DA, Sahoo N, Sawakuchi GO. Calibration of the Al2O3:C optically stimulated luminescence (OSL) signal for linear energy transfer (LET) measurements in therapeutic proton beams. Phys Med Biol. 2014 Aug 07; 59(15):4295-310. PMID: 25029434.
      View in: PubMed
    25. Zhu XR, Poenisch F, Lii M, Sawakuchi GO, Titt U, Bues M, Song X, Zhang X, Li Y, Ciangaru G, Li H, Taylor MB, Suzuki K, Mohan R, Gillin MT, Sahoo N. Commissioning dose computation models for spot scanning proton beams in water for a commercially available treatment planning system. Med Phys. 2013 Apr; 40(4):041723. PMID: 23556893.
      View in: PubMed
    26. Derveni M, Allen M, Sawakuchi GO, Yukihara EG, Richter L, Sims MR, Cullen DC. Survivability of immunoassay reagents exposed to the space radiation environment on board the ESA BIOPAN-6 platform as a prelude to performing immunoassays on Mars. Astrobiology. 2013 Jan; 13(1):92-102. PMID: 23286207.
      View in: PubMed
    27. Omotayo AA, Cygler JE, Sawakuchi GO. The effect of different bleaching wavelengths on the sensitivity of Al(2)O(3):C optically stimulated luminescence detectors (OSLDs) exposed to 6 MV photon beams. Med Phys. 2012 Sep; 39(9):5457-68. PMID: 22957613.
      View in: PubMed
    28. Chequers MH, Sawakuchi GO. SU-E-T-91: Validation of Geant4 Physics for Ionization Chamber Calculations in Radiotherapy Photon Beams. Med Phys. 2012 Jun; 39(6Part11):3723. PMID: 28517116.
      View in: PubMed
    29. Omotayo A, Cygler J, Sawakuchi G. SU-E-T-90: Investigation of Different Bleaching Wavelengths on the Absorbed-Dose Sensitivity of NanoDot OSLDs Exposed to 6 MV X-Ray Beams. Med Phys. 2012 Jun; 39(6Part11):3723. PMID: 28517131.
      View in: PubMed
    30. Omotayo A, Cygler J, Sawakuchi G. SU-E-T-87: The Effect of Bleaching Wavelengths on the Regeneration of the Optically Stimulated Luminescence Signal of NanoDot Dosimeters Pre-Exposed to High-Doses. Med Phys. 2012 Jun; 39(6Part11):3722. PMID: 28517169.
      View in: PubMed
    31. McFadden C, Bartz J, Akselrod M, Sawakuchi G. SU-E-T-98: Towards Cell Nucleus Microdosimetry: Construction of a Confocal Laser-Scanning Fluorescence Microscope to Readout Fluorescence Nuclear Track Detectors (FNTDs). Med Phys. 2012 Jun; 39(6Part11):3725. PMID: 28517171.
      View in: PubMed
    32. Granville D, Chequers M, Sawakuchi G. SU-E-T-22: Is the Residual Range a Universal Quantity to Specify the Quality of Modulated Proton Beams? Med Phys. 2012 Jun; 39(6Part9):3707. PMID: 28519048.
      View in: PubMed
    33. Anand A, Sahoo N, Zhu XR, Sawakuchi GO, Poenisch F, Amos RA, Ciangaru G, Titt U, Suzuki K, Mohan R, Gillin MT. A procedure to determine the planar integral spot dose values of proton pencil beam spots. Med Phys. 2012 Feb; 39(2):891-900. PMID: 22320798.
      View in: PubMed
    34. Sawakuchi GO, Yukihara EG. Analytical modeling of relative luminescence efficiency of Al2O3:C optically stimulated luminescence detectors exposed to high-energy heavy charged particles. Phys Med Biol. 2012 Jan 21; 57(2):437-54. PMID: 22173080.
      View in: PubMed
    35. Titt U, Mirkovic D, Sawakuchi GO, Perles LA, Newhauser WD, Taddei PJ, Mohan R. Adjustment of the lateral and longitudinal size of scanned proton beam spots using a pre-absorber to optimize penumbrae and delivery efficiency. Phys Med Biol. 2010 Dec 07; 55(23):7097-106. PMID: 21076194.
      View in: PubMed
    36. Sawakuchi GO, Mirkovic D, Perles LA, Sahoo N, Zhu XR, Ciangaru G, Suzuki K, Gillin MT, Mohan R, Titt U. An MCNPX Monte Carlo model of a discrete spot scanning proton beam therapy nozzle. Med Phys. 2010 Sep; 37(9):4960-70. PMID: 20964215.
      View in: PubMed
    37. Sawakuchi GO, Sahoo N, Gasparian PB, Rodriguez MG, Archambault L, Titt U, Yukihara EG. Determination of average LET of therapeutic proton beams using Al2O3:C optically stimulated luminescence (OSL) detectors. Phys Med Biol. 2010 Sep 07; 55(17):4963-76. PMID: 20693613.
      View in: PubMed
    38. Sawakuchi GO, Zhu XR, Poenisch F, Suzuki K, Ciangaru G, Titt U, Anand A, Mohan R, Gillin MT, Sahoo N. Experimental characterization of the low-dose envelope of spot scanning proton beams. Phys Med Biol. 2010 Jun 21; 55(12):3467-78. PMID: 20508318.
      View in: PubMed
    39. Sawakuchi GO, Titt U, Mirkovic D, Ciangaru G, Zhu XR, Sahoo N, Gillin MT, Mohan R. Monte Carlo investigation of the low-dose envelope from scanned proton pencil beams. Phys Med Biol. 2010 Feb 07; 55(3):711-21. PMID: 20071752.
      View in: PubMed
    40. Gillin MT, Sahoo N, Bues M, Ciangaru G, Sawakuchi G, Poenisch F, Arjomandy B, Martin C, Titt U, Suzuki K, Smith AR, Zhu XR. Commissioning of the discrete spot scanning proton beam delivery system at the University of Texas M.D. Anderson Cancer Center, Proton Therapy Center, Houston. Med Phys. 2010 Jan; 37(1):154-63. PMID: 20175477.
      View in: PubMed
    41. Ciangaru G, Sahoo N, Zhu XR, Sawakuchi GO, Gillin MT. Computation of doses for large-angle Coulomb scattering of proton pencil beams. Phys Med Biol. 2009 Dec 21; 54(24):7285-300. PMID: 19926912.
      View in: PubMed
    42. Reitz G, Berger T, Bilski P, Facius R, Hajek M, Petrov V, Puchalska M, Zhou D, Bossler J, Akatov Y, Shurshakov V, Olko P, Ptaszkiewicz M, Bergmann R, Fugger M, Vana N, Beaujean R, Burmeister S, Bartlett D, Hager L, Pálfalvi J, Szabó J, O'Sullivan D, Kitamura H, Uchihori Y, Yasuda N, Nagamatsu A, Tawara H, Benton E, Gaza R, McKeever S, Sawakuchi G, Yukihara E, Cucinotta F, Semones E, Zapp N, Miller J, Dettmann J. Astronaut's organ doses inferred from measurements in a human phantom outside the international space station. Radiat Res. 2009 Feb; 171(2):225-35. PMID: 19267549.
      View in: PubMed
    43. Sawakuchi GO, Titt U, Mirkovic D, Mohan R. Density heterogeneities and the influence of multiple Coulomb and nuclear scatterings on the Bragg peak distal edge of proton therapy beams. Phys Med Biol. 2008 Sep 07; 53(17):4605-19. PMID: 18678928.
      View in: PubMed
    44. Evaluation of aluminum oxide fluorescent and OSL detectors in proton radiotherapy beams. Radiation Measurements. 46:1974-1978.
    45. Relative optically stimulated luminescence and thermoluminescence efficiencies of Al2O3. Journal of Applied Physics. 104.
    46. Erratum. Physics in Medicine and Biology. 57:4459.
    47. Application of the optically stimulated luminescence (OSL) technique in space dosimetry. Radiation Measurements. 41:1126-1135.
    48. Erratum. Physics in Medicine and Biology. 59:3239-3240.
    49. Nanoscale measurements of proton tracks using fluorescent nuclear track detectors. Medical Physics. 43:2485-2490.
    50. Medical applications of optically stimulated luminescence dosimeters (OSLDs). Radiation Measurements. 45:658-662.
    51. Time-Lapse Monitoring of DNA Damage Colocalized With Particle Tracks in Single Living Cells. International Journal of Radiation Oncology Biology Physics. 96:221-227.
    52. Monte carlo investigation of rebinning material density distributions of lung parenchyma phantoms in proton therapy. Nuclear Technology. 175:22-26.
    53. Optically stimulated luminescence fluence response of Al2 O3. Radiation Measurements. 43:450-454.
    54. Linear energy transfer dependence of Al2O3. Radiation Measurements. 71:69-73.
    55. Effects of high gamma ray doses in quartz. Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms. 218:217-221.
    56. Simultaneous measurements of absorbed dose and linear energy transfer in therapeutic proton beams. Physics in Medicine and Biology. 61:1765-1779.
    57. Overlap of heavy charged particle tracks and the change in shape of optically stimulated luminescence curves of Al2 O3. Radiation Measurements. 43:194-198.
    58. Optically stimulated luminescence from Al2O3. Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 580:210-213.
    59. DOsimetry of BIological EXperiments in SPace (DOBIES) with luminescence (OSL and TL) and track etch detectors. Radiation Measurements. 43:694-697.
    60. The role of aluminium and titanium in the point defects of gamma irradiated natural quartz. 588-591.
    61. Reference dosimetry in magnetic fields. Medical Physics. 43:4915-4927.
    62. Does Unintentional Splenic Radiation Predict Outcomes After Pancreatic Cancer Radiation Therapy?. International Journal of Radiation Oncology Biology Physics. 97:323-332.
    63. Focal radiation therapy dose escalation improves overall survival in locally advanced pancreatic cancer patients receiving induction chemotherapy and consolidative chemoradiation. International Journal of Radiation Oncology Biology Physics. 94:755-765.
    64. Ionization density dependence of the curve shape and ratio of blue to UV emissions of Al2O3. Radiation Measurements.
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