Nakajima K, Taki J, Bunko H, Matsudaura M, Muramori A, Matsunari I, Hisada K, Ichihara T. Dynamic acquisition with a Three-Headed SPECT system: Application to technetium 99m-SQ30217 myocardial imaging. J Nucl Med 1991;32:1273-1277.
Ogawa K, Harata Y , Ichihara T, Kubo A , Hashimoto S.A Practical method for Position-Dependent Compton-Scatter correction in Single Photon Emission CT. IEEE Trans. Med. Imag. 1991;10 : 408-412
Nakajima K, Shuke N, Taki J, Ichihara T, Motomura N, Bunko H, Bunko H, Hisada K. A simulation of dynamic SPECT using radiopharmaceuticals with rapid clearance. J Nucl Med 1992;33:1200-1206.
Nakajima K, Taki J, Matsudaira M, Ichihara T, Ohno T, Hisada K.High-resolution cardiac SPET study using fanbeam collimators in infants. Nucl Med Communications 1992;13:604-608.
Yamakado K, Takeda K, Kitano T, Nakagawa T, Futagami Y, Konishi T, Hamada M, Nakano T, Ichihara T. Serial change of iodine-123 metaiodobenzylguanidine(MIBG) myocardial concentration inpatients with diated cardiomyopathy. Eur J Nucl Med 1992; 19: 265-270
Ichihara T, Nambu K, Motomura N. High Spatial Resolution Reconstruction Technique for SPECT using a Fan-beam Collimator. IEEE Trans. Nucl. Sci 1993;40: 1149-1157
Ichihara T, Ogawa K, Motomura N, Kubo A, Hashimoto S. Compton-scatter compensation using the triple energy window method for single and dual isotope SPECT. J Nucl Med 1993;34:2216-2221.
Ogawa K, Ichihara T, Kubo A. Accurate Scatter Correction in Single Photon Emission CT. Ann Nucl Med Sci 1994; 7: 145-150
Ichihara T, Motomura N, Ogawa K, Hasegawa H, Hashimoto J, Kubo A. Evaluation of SPECT Quantification of Simultaneous Emission, Transmission Scan for Brain Using Multidetector SPECT System with TEW Scatter Compensation Method and Fan Beam Collimation. Eur J Nucl Med 1996; 23: 1292-1299
Ichihara T, Maeda H, Yamakado K, Motomura M, Matsumura K,Takeda K, Nakagawa T. Quantitative analysis of scatter and attenuation compensated dynamic SPECT for functional hepatic imaging with receptor-binding radiopharmaceutical. Eur J Nucl Med 1997; 24: 59-67
Hashimoto J, Kubo A, Ogawa K, Amano T, Fukuuich Y, Motomura N, Ichihara T. Scatter and attenuation correction in technetium-99m brain SPECT. J Nucl Med 1997;38:157-162.
Hashimoto J, Ogawa K, Kubo A, Ichihara T, Motomura N, Takayama T, Iwanaga S, Mitamura H, Ogawa S. Application of transmission scan-based attenuation compensation to scatter-corrected thallium-201 myocardial single-photon emission tomographic images. Eur J Nucl Med 1998;25:120-127.
Ogawa K, Kawamura Y, Kubo A , Ichihara T.Estimation of scattered photons in gamma ray transmission CT using Monte Carlo simulations. IEEE Trans. Med. Imag. 1997;44 : 1225-1230
Motomura N, Ichihara T, Hasegawa H, Ogawa K, Hashimoto J, Kubo A. Development of lead X-ray compensation method in simultaneous Tl-201 SPECT & Tc-99m TCT using a flood source. I IEEE Trans. Nucl. Sci 1997;44 : 2459-2464
Ogasawara K, Hoshimoto J, Ogawa K, Kubo A, Motomura N, Hasegawa H, Ichihara T. Simultaneous acquisition of iodine-123 emission and technetium-99m transmission data for quantitative brain single-photon emission tomographic imaging. Eur J Nucl Med 1998;25:1537-1544.
高山卓三、市原隆、本村信篤、尾川浩一. Triple Energy Window 散乱線補正法における収集エネルギーウインドウ設定方法の一般化. 核医学 1998;35:51-59
Murashima S, Takeda K, Matsumura K, Yamakado K, Sakuma H, Kitano T, Nakagawa T, Ichihara T, Yamakado T, Murata K. Increased lung uptake of iodine-123-MIBG in Diabetics with sympathetic nervous dysfunction. J Nucl Med 1998;39:334-338.
Nakamura M, Takega K, Ichihara T, Motomura N, Shimizu H, Saito Y, Nomura Y, Isaka N, Konishi T, Nakano T. Feasibility of simultaneous stress Tc-99m Sestamibi/Rest Tl-201 dual isotope myocardial perfusion SPECT in the detection of coronary artery disease. J Nucl Med 1999;40:895-903
Ogawa K, Kawade T, Nakamura K, Kubo A , Ichihara T.Ultra high resolution pinhole SPECT for small animal study. IEEE Trans. Med. Imag. 1998;45: 3122-3126
Yamakado K, Matsumura K, Takashima Y, Nakatsuka A, Kitano T, Ichihara T, Maeda H, Takase K, Takeda K. Binding rate constant of Tc-99m DTPA galoctosyl human serum albumin measured by quantitative dynamic SPECT-Clinical evaluation as total and regional liver function test-. Annals of Nucl Med 2001;15:191-198
Saito K, Takeda K, Okamoto S, Okamoto R, Makino K, Tameda Y, Nomura Y, Maeda H, Ichihara T, Nakano T. Detection of doxrubicin cardiotoxicity by using iodine-123 BMIPP early dyanamic SPECT: Quantitative evaluation of early abnormality of fatty acid metabolism with the Rutland method. J Nucl Cardiology 2000;7:553-561
Kitagawa K, Takeda K, Saito K, Okamoto S, Makino K, Maeda H, Ichihara T. Differences in ftty acid metabolic disorder between ischemic myocardium and doxorubicin-induced myocardial dameges: Assessment using BMIPP dymamic SPECT with analysis by the rutland method. J Nucl Med 2002;43: 1286-1294
市原隆. 核医学機能検査に役立つ機器の将来展望.核医学技術 2002;22:286-289
Richard T. George, Caterina Silva, Marco A. S. Cordeiro, Anthony DiPaula, Douglas R. Thompson , William F. McCarthy, Takashi Ichihara, Joao A. C. Lima, Albert C. Lardo. Multidetector Computed Tomography Myocardial Perfusion Imaging During Adenosine Stress. JACC, 2006; 48:153–160.
George RT , Silva C , Ichihara T , et al . Perfusion imaging during fi rst-pass contrastenhanced helical multi-detector computed tomography . Int J Cardiovasc Imaging 2006 ; 22 ( suppl 1 ): 32 – 33.
IchiharaT, Ishida M, Kitagawa K, Ichikawa Y, Natsume T, Yamaki N, Maeda H, Takeda K, Sakuma H. Quantitative Analysis of First-Pass Contrast-Enhanced Myocardial Perfusion MRI Using a Patlak Plot Method and Blood Saturation Correction.Magn Reson Med 2009:62:373–383
Natsume T, Amano T, Takehara Y , Ichihara T , Takeda K, Sakuma H. Quantitative assessment of regional systolic and diastolic functions and temporal heterogeneity of myocardial contraction in patients with myocardial infarction using cine magnetic resonance imaging and Fourier fitting. Magn Reson Imag 2009:1440–1446
R.T. George, T. Ichihara, J.A.C. Lima, A.C. Lardo, “ Multi-detector computed tomography myocardial perfusion imaging during adenosine stress,” Radiology: vol. 255, pp.396-404, 2010
Ichihara T., George R.T., Silva C., Lima J.A.C., Lardo A.C., Quantitative Analysis of First-Pass Contrast-Enhanced Myocardial Perfusion Multidetector CT Using a Patlak Plot Method and Extraction Fraction Correction During Adenosine Stress, IEEE Trans. Nucl. Sci., vol. 58, NO. 1, pp.133-138, 2011
Ichihara T, George RT, Lima JAC., Lardo AC, Evaluation of Equivalence of Upslope Method-Derived Myocardial Perfusion Index and Transfer Constant Based on Two-Compartment Tracer Kinetic Model for CT Quantitative Myocardial Perfusion, Nuclear Science Symposium Conference Record, IEEE 2330-2333, 2010
Ichihara T, George RT, Mather R, Silva C, Lima JAC, Lardo AC, Quantification of Myocardial Blood Flow Using the Combination of Bolus Tracking and Time-registered Helical Multidetector CT Angiography During Adenosine Stress, Nuclear Science Symposium Conference Record, IEEE 2573-2577, 2010
Ishida M, Ichihara T, Nagata M, Ishida N, Takase S, Kurita T, Ito M, Takeda K, Sakuma H, Quantification of myocardial blood flow using model based analysis of first-pass perfusion MRI: Extraction fraction of Gd-DTPA varies with myocardial blood flow in human myocardium, Magn Reson Med 2011:66:1391–1399
J Yao, T Sakaguchi, O Yousuf, J Trost, J.A.C. Lima, T Ichihara, R T. George, Linear Quantification Correction for Myocardial Perfusion Imaging from X-Ray Coronary Angiography, Nuclear Science Symposium Conference Record, IEEE, 2012 pp.2977-2982
Ota S, Uno M, Kato M, Ishiguro M, Natsume T, Kikukawa K, Tadokoro M, Ichihara T, Toyama H, 89
Sr bremsstrahlung single photon emission computed tomography using a gamma camera for bone metastases, Ann Nucl Med. 2014; 28(2):112-119
Sakaguchi T, Ichihara T, Trost JC, Yousuf O, Lima JA, Yao J, George RT, Development of a theory for generating regional cardiac perfusion images during coronary angiography in the coronary angiography lab, Int J Cardiovasc Imaging. 2014;30(1):9-19
Sakaguchi T, Ichihara T, Natsume T, Yao J, Yousuf O, Trost JC, Lima JA, George RT, Development of a method for automated and stable myocardial perfusion measurement using coronary X-ray angiography images, Int J Cardiovasc Imaging. 2015; 5:905-14.
Natsume T, Ishida M, Kitagawa K, Nagata M, Sakuma H, Ichihara T, Theoretical Considerations in Measurement of Time Discrepancies Between Input and Myocardial Time-Signal Intensity Curves in Estimates of Regional Myocardial Perfusion with First-Pass Contrast-Enhanced MRI, Magnetic Resonance Imaging. 2015; 33 (9): 1059-1065.
Ichihara T, George RT, Mather R, Lima JAC, A technique for quantitative measurement of myocardial blood flow using a combination of bolus tracking and time-registered helical multidetector CT angiography during adenosine stress, Fujita Medical Journal, 2015;1(1): 9-14.
Shiroki R, Fukami N, Fukaya K, Kusaka M, Natsume T, Ichihara T, Toyama H, Robot-assisted partial nephrectomy: Superiority over laparoscopic partial nephrectomy, International Journal of Urology, 2016;23: 122-131.
Ishida M, Kitagawa K, Ichihara T, Natsume T, Nakayama 1, Nagasawa N, Kubooka M, Ito T, Uno M, Goto Y, Nagata M, Sakuma H, Underestimation of myocardial blood flow by dynamic perfusion CT: Explanations by two-compartment model analysis and limited temporal sampling of dynamic CT, J Cardiovasc Comput Tomogr. 2016;10:207–214
Ichihara T, New Platform for PET/CT Clinical Application (WIP), AMI, 2005
Rich Goerge, Al Larde, Ichihara T, et al, MDCT Quantifies Myocardial Perfusion During Adenosine Stress, AHA, 2005
George RT, Silva C, Ichihara T, Lima JAC, et al, Quantitative Myocardial Perfusion Imaging During First-pass Contrast-enhanced Helical Multi-detector Computed Tomography, SCCT, 2006
Kobayashi Y, Ishikawa T, Maeda H, Yamaki N, Ichihara T, Study on the reduction of statistical fluctuation using wavelet transform in SPECT imaging, 2006
Yonezu N, Fukatani M, Yamaki N, Maeda H, Ichihara T, Generation of attenuation coefficient map for attenuation correction in I-123-IMP brain SPECT and its clinical application, SNM-55th Annual Meeting, 2008
Ichihara T, Natsume T, Yoshida I, Asanuma G, Azumi Y, Isaji S, Sakuma H, Development of Quantitative Method for the Hepatic Functional Images from Dynamic MRI with Gd-EOB-DTPA Using a Graphical Method. 2010 IEEE Nuclear Science Symposium and Medical Imaging Conference, Knoxville, Tennessee, USA, 2010
Ota S, Toyama H, Uno M, Kato M, Ishiguro M, Natsume T, Kikukawa K, Ito F, Tadokoro M, Ichihara T, Katada K, Sr-89 bremsstrahlung SPECT using gamma camera in bone metastases, SNM 2011 Annual Meeting, San Antono, Texas, 2011
Kizawa G, Toyama H, Uno M, Kato M, Ishiguro M, Natsume T, Inui Y, Ichihara T, Katada K, CT attenuation correction for the quantitative 123I-IMP CBF SPECT image reconstruction, SNM 2011 Annual Meeting, San Antono, Texas, 2011
Ichihara T, Natsume T, Kitagawa K, Ishida M, Sakuma H, Measurements of Time Discrepancies Between Input and Myocardial Time-Signal Intensity Curves on Estimates of Regional Myocardial Perfusion with First-Pass Contrast-Enhanced MRI, 2011 IEEE Nuclear Science Symposium and Medical Imaging Conference, Valencia, Spain, 2011
Ichihara T, Natsume T, Kitagawa K, Michibata T, Ikeda Y, Ishida M, Sakuma H, Myocardial Perfusion with Iodixanol Contrast Agent. Measurement of Extraction Fraction and Myocardial Blood Flow with CT Versus N-13-Ammonia PET, 2011 IEEE Nuclear Science Symposium and Medical Imaging Conference, Valencia, Spain, 2011
Ichihara T, Natsume T, Kitagawa K, T. Michibata, Y. Ikeda, M. Ishida, H. Sakuma. Development of a Theory for Generating Regional Cardiac Perfusion Images during Coronary Angiography in the Coronary Angiography Lab. 2011 IEEE Nuclear Science Symposium and Medical Imaging Conference, Valencia, Spain, 2011
Natsume T, Ichihara T, Kitagawa K, Ishida M, Sakuma H, Automatic Generation of Myocardial Contour Using Contrast Enhanced Cardiac MRI for Myocardial Perfusion Analysis, 2011 IEEE Nuclear Science Symposium and Medical Imaging Conference, Valencia, Spain, 2011
Ishida M, Natsume T, Ichihara T, Azumi Y, Asanuma G, Sakuma H, A Model-based Quantitative Analysis of Dynamic Gd-EOB-DTPA MRI of the Liver, 97th Scientific Assembly and Annual Meeting RSNA 2011, Chicago, America, 2011
Ishida M, Ichihara T, Kitagawa K, Nagata M, Natsume T, Sakuma H, Quantitative Analysis of Myocardial Perfusion MRI: Pharmacokinetic Modeling and Clinical Applications, 97th Scientific Assembly and Annual Meeting RSNA 2011, Chicago, America, 2011 (Education Exhibits)
Natsume T, Nakano M, Kitagawa K, Ishida M, Sakuma H, Ichihara T, Automatic Generation of Myocardial Contour With Respiratory Motion Correction Using Contrast Enhanced Cardiac MRI for Myocardial Perfusion Analysis. 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference, California, USA, 2012
Ichihara T, Sakaguchi T, Natsume T, Sekikawa Y, Trost JC, Yousuf O, Lima JAC, George RT, Development of a Theory for Determining the Fluoro-Perfusion Image-Based Fractional Flow Reserve Using Angiography in the Coronary Angiography Lab. 2012 IEEE Nuclear Science Symposium and Medical Imaging Conference, California, USA, 2012
Ichihara T, Izawa K, Natsume T, Ikeda Y, Kaminaga S, Optimization of the CT Scan Protocol for Quantitative Myocardial Perfusion Imaging. 2013 IEEE Nuclear Science Symposium and Medical Imaging Conference, Seoul, Korea, 2013
Sakaguchi T, Ichihara T, Natsume T, Yao J, Yousuf O, Trost JC, Lima JAC,George RT, Development of a Method for Automated Myocardial Perfusion Measurement by Using Coronary X-ray Angiography Images. 2013 IEEE Nuclear Science Symposium and Medical Imaging Conference, Seoul, Korea, 2013
Natsume T, Nakano M, Kitagawa K, Ishida M, Sakuma H, Ichihara T, A Graphical Analysis for Myocardial Blood Flow and Partition Coefficient with Contrast Enhanced Cardiac MRI. 2013 IEEE Nuclear Science Symposium and Medical Imaging Conference, Seoul, Korea, 2013
Sakaguchi T, Natsume T, Kanamori Y, Ichihara T, Development of Calibration Phantoms for Generating Quantitative Perfusion Images Using 2D Angiography Data. 2014 IEEE Nuclear Science Symposium and Medical Imaging Conference, Seattle, USA, 2014
Toyama H, Natsume T, Ichihara T, Ota S, Toyoda A, Uno M, Ishiguro M, Kizawa G, Murayama K, Evaluation of scatter and 2 attenuation correction methods using a originally designed 3D striatal phantom with 3D printer for quantitative brain SPECT. SNMMI 2015 Annual Meeting, Baltimore, USA, 2015
Yasutaka Ichikawa, Naohisa Suzawa, Masaki Ishida, Akira Kamigiri, Yoya Tomita, Takahiro Natsume, Takashi Ichihara, Hajime Sakuma, New indices for the quantitative assessment of liver uptake of 99mTc-GSA in SPECT/CT, SNMMI, SanDiego, USA, 2016
Ryo Matsukiyo, Takashi Ichihara, Takahiro Natsume2Yujiro Doi, Yumi Kataoka, Midori Hasegawa, Ryoichi Shiroki, Takashi Kenmochi, Hiroshi Toyama, Simultaneous measurement of glomerular filtration rate and effective renal plasma flow using dynamic contrast-enhanced CT, SNMMI , SanDiego, USA, 2016
Takahiro Natsume, Masaki Uno, Masanobu Ishiguro, Takuma Miyazaki, Kengo Ito, Katsuhiko Kato, Hajime Sakuma, Hidehiko Okazawa, Hiroshi Toyama, Takashi Ichihara, Creation of the Common Normal Database for Brain Perfusion SPECT: A Multicenter Phantom Study, SNMMI, SanDiego, USA, 2016
Akimasa Yamada, Masaki Ishida, Takashi Ichihara, Takahiro Natsume, Tsuge Shinsuke , Yoshitaka Goto, Mio Uno, Motonori Nagata, Yasutaka Ichikawa, Kakuya Kitagawa, Hajime Sakuma, Fermi function constrained deconvolution underestimates myocardial blood flow and myocardial perfusion reserve regardless of saturation correction of arterial input curve. SCMR, LOS ANGELES, USA, 2016
Akimasa Yamada, Masaki Ishida, Takashi Ichihara, Takahiro Natsume, Yoshitaka Goto, Mio Uno, Motonori Nagata, Yasutaka Ichikawa, Kakuya Kitagawa, Hajime Sakuma, Comprehensive assessments of myocardial tissue kinetic parameters of K1, k2, MBF, lambda and ECV by using a synergistic quantitative analysis of first-pass myocardial perfusion MRI and pre-and post-contrast T1 mapping in patients with myocardial infarction. ISMRM, Singapore, 2016
Yoshitaka Inui, Takashi Ichihara, Masaki Uno, Masanobu Ishiguro, Seiichiro Ota, Kengo Ito, Takahiro Yamazaki, Katsuhiko Kato, Hajime Sakuma, Hidehiko Okazawa, Hiroshi Toyama, Clinical evaluation of the statistical images for the cerebral blood flow SPECT using common normal database constructed with CT based-attenuation correction and resolution compensation: a multicenter study, SNMMI, DENVER COLORADO, USA, 2017
Seiichiro Ota, Akihiro Toyoda, Masanobu Ishiguro, Kengo Ito, Katsuhiko Kato, Hajime Sakuma, Hidehiko Okazawa, Hiroshi Toyama, Investigation into the Clinical Utility of the Normal Database for Statistical Analysis Constructed Using CT Attenuation Correction: A Multicenter Study, ANMAF ,Shanghai, China, 2017
Masanobu Ishiguro, Masaki Uno, Takuma Miyazaki, Yumi Kataoka, Hiroshi Toyma, and Takashi Ichihara, Striatal and Skull Phantom for Quantitative123I-FP-CIT SPECT, ANMAF ,Shanghai, China, 2017
Sho Momiyama,Yumi Kataoka,Takahiro Natsume, Yujiro Doi, Yutaka Kinomura, Takashi Ichihara, Evaluation of the Imaging Protocol for Effective Renal Plasma Flow and Glomerular Filtration Rate Using Dynamic Contrast Enhanced CT, 日本医学放射線学会, 横浜, 2016年4月
Takuma Miyazaki, Shinsuke Tsuge, Sho Momiyama, Takahiro Natume, Masanobu Ishiguro, Akihiro Toyoda, Takashi Ichihara, Quantitative Evaluation of the 123I-Ioflupane SPECT Using an Original 3D Striatum Phantom,日本医学放射線学会, 横浜, 2016年4月
シンポジューム:Special project for QIBA(Quantitative Imaging Biomarker Alliance) 市原 隆、「我が国におけるQIBA関連事業の産学連携のあり方に関する提言」,日本医学放射線学会総会, 2017
Nadeeka Hemachandra, Tsugumi Mase, Takeshi Kondo, Masao Mizuno,Takashi Ichihara, Development of severity map for quantitative myocardial perfusion One shot analysis in 80 rows multi detector CT,日本放射線技術学会総会学術大会, 2017
Keita Fukui, Tsugumi Mase, Hitoshi Nishio, Takaaki Sato, Masaki Ishida, Hajime Sakuma, Takashi Ichihara, Comparison of Myocardial Blood Flow Measured by Model Analysis Using Myocardial MR Perfusion and O-15 Water PET,日本放射線技術学会総会学術大会, 2017
Tsugumi Mase, Keita Fukui, Nishio Hitoshi, Ryota Matsumoto, Yumi Kataoka1,3, Yutaka Kinomura, Takashi Ichihara, Noise Reduction Method Using a Statistical Value for the Captured Contrast CT Image for Quantitative Myocardial Perfusion Imaging,日本放射線技術学会総会学術大会, 2017
Takahito Mizusaki, Shunsuke Imai, Ryou Kajita, Yuki Nakashima, Takeshi Kondou, Hitoshi Matsuo, Takashi Ichihara, The Optimal Start Timing of Helical Scan for CT myocardial Perfusion(CTP) using 64-MDCT, 日本放射線技術学会総会学術大会, 2017