Contact Information

Masaki Fukunaga
10 Center Dr.
Bldg. 10, Rm. B1D-723A - MSC 1065
Bethesda, MD 20892-1065
USA
Tel.: +1 301 594 7312
Fax: +1 301 480 1981
E-mail: fukunagm at mail.nih.gov

Previous Positions

• 2003-2007, Visiting Fellow, Advanced MRI, Laboratory of Functional and Molecular Imaging, NINDS, NIH
• 2000-2003, Instructor, Department of Medical Informatics, Meiji University of Oriental Medicine, Kyoto, Japan
• 1999-2003, Visiting Fellow, BF Research Institute, Osaka, Japan

Education

• Ph.D.: Graduate school of Meiji University of Oriental Medicine, Kyoto, Japan, March 2000
  • Thesis entitled: Brain Activation under Electro-Acupuncture Stimulation using Functional Magnetic Resonance Imaging

• M.Sc.: Graduate school of Meiji University of Oriental Medicine, Kyoto, Japan, March 1997
  • Masters' Theses: Three-Dimentional Brain Mapping using functional MRI

• B.Sc.: Meiji University of Oriental Medicine, Kyoto, Japan, March 1993
  • School of Acupuncture and Moxibustion

• Clinical Licences of Acupuncture and Moxibustion (in Japan), April 1992

Publications

• SG Horovitz, AR Braun, WS Carr, D Picchioni, TJ Balkin, M Fukunaga, JH Duyn
  Decoupling of the brain's default mode network during deep sleep.
  Proc Natl Acad Sci U S A. in press
• JA de Zwart,, P van Gelderen, JM Jansma, M Fukunaga, M Bianciardi, JH Duyn
  Hemodynamic nonlinearities affect BOLD fMRI response timing and amplitude.
  Neuroimage in press
• M Bianciardi, M Fukunaga, P van Gelderen, Horovitz SG, JA de Zwart, Shmueli K, JH Duyn
  Sources of functional magnetic resonance imaging signal fluctuations in the human brain at rest: a 7 T study.
  Magn Reson Imaging in press
• M Bianciardi, M Fukunaga, P van Gelderen, Horovitz SG, JA de Zwart, JH Duyn
  Modulation of spontaneous fMRI activity in human visual cortex by behavioral state.
  Neuroimage 45:160-8
• M Bianciardi, P van Gelderen, JH Duyn, M Fukunaga, JA de Zwart
  Making the most of fMRI at 7 T by suppressing spontaneous signal fluctuations.
  Neuroimage 44:448-54
• D Picchioni , M Fukunaga ,WS Carr, AR Braun, TJ Balkin, JH Duyn, SG Horovitz
  fMRI differences between early and late stage-1 sleep.
  Neurosci Lett 2008 441:81-5
• M Fukunaga, SG Horovitz, JA de Zwart, P van Gelderen, TJ Balkin, AR Braun, JH Duyn
  Metabolic origin of BOLD signal fluctuations in the absence of stimuli.
  J Cereb Blood Flow Metab 2008 28:1377-87
• SG Horovitz, M Fukunaga, JA de Zwart, P van Gelderen, SC Fulton, TJ Balkin, JH Duyn
  Low frequency BOLD fluctuations during resting wakefulness and light sleep: A simultaneous EEG-fMRI study.
  Hum Brain Mapp 2008 29:671-82
• JA de Zwart, P van Gelderen, M Fukunaga, JH Duyn
  Reducing correlated noise in fMRI data.
  Magn Reson Med 2008 59:939-45
• K Shmueli, P van Gelderen, JA de Zwart, SG Horovitz, M Fukunaga, JM Jansma, JH Duyn
  Low-frequency fluctuations in the cardiac rate as a source of variance in the resting-state fMRI BOLD signal.
  Neuroimage 2007 38:306-20
• I Mukai, D Kim, M Fukunaga, S Japee, S Marrett, LG Ungerleider
  Activations in visual and attention-related areas predict and correlate with the degree of perceptual learning.
  J Neurosci 2007 27:11401-11
• JH Duyn, P van Gelderen, TQ Li, JA de Zwart, AP Koretsky, M Fukunaga
  High-field MRI of brain cortical substructure based on signal phase.
  Proc Natl Acad Sci U S A 2007 104:11796-801
• RH Deckers, P van Gelderen, M Ries, O Barret, JH Duyn, VN Ikonomidou, M Fukunaga, GH Glover, JA de Zwart
  An adaptive filter for suppression of cardiac and respiratory noise in MRI time series data.
  Neuroimage 2006 33:1072-1081
• Fukunaga M, Horovitz SG, van Gelderen P, de Zwart JA, Jansma JM, Ikonomidou VN, Chu R, Deckers RH, Leopold DA, Duyn JH
  Large-amplitude, spatially correlated fluctuations in BOLD fMRI signals during extended rest and early sleep stages.
  Magn Reson Imaging 2006 24:979-992
• H Ban, H Yamamoto, M Fukunaga, A Nakagoshi, M Umeda, C Tanaka, Y Ejima
  Toward a common circle: interhemispheric contextual modulation in human early visual areas.
  J Neurosci 2006 26:8804-9
• A Nakagoshi, M Fukunaga, M Umeda, Y Mori, T Higuchi, C Tanaka
  Somatotopic representation of acupoints in human primary somatosensory cortex: an FMRI study.
  Magn Reson Med Sci 2005 4:187-9
• VN Ikonomidou, P van Gelderen, JA de Zwart, M Fukunaga, JH Duyn
  Optimizing brain tissue contrast with EPI: a simulated annealing approach.
  Magn Reson Med 2005 54:373-85
• JA de Zwart, AC Silva, P van Gelderen, P Kellman, M Fukunaga, R Chu, AP Koretsky, JA Frank, JH Duyn
  Temporal dynamics of the BOLD fMRI impulse response.
  Neuroimage 2005 24:667-77
• M Kobayashi, M Takeda, N Hattori, M Fukunaga, T Sasabe, N Inoue, Y Nagai, T Sawada, N Sadato, Y Watanabe
  Functional imaging of gustatory perception and imagery: "top-down" processing of gustatory signals.
  Neuroimage 2004 23:1271-82
• R Chu, JA de Zwart, P van Gelderen, M Fukunaga, P Kellman, T Holroyd, JH Duyn
  Hunting for neuronal currents: absence of rapid MRI signal changes during visual-evoked response.
  Neuroimage 2004 23:1059-67
• Y Ejima, S Takahashi, H Yamamoto, M Fukunaga, C Tanaka, T Ebisu, M Umeda
  Interindividual and interspecies variations of the extrastriate visual cortex.
  Neuroreport 2003 14:1579-83
• I Aoki, T Ebisu, C Tanaka, K Katsuta, A Fujikawa, M Umeda, M Fukunaga, T Takegami, EM Shapiro, S Naruse
  Detection of the anoxic depolarization of focal ischemia using manganese-enhanced MRI.
  Magn Reson Med 2003 50:7-12
• M Fukunaga, Y Someya, M Matsui, N Inoue, N Hattori, T Sawada, C Tanaka, M Umeda, T Ebisu, S Naruse
  [3.0T imaging]
  Nippon Igaku Hoshasen Gakkai Zasshi 2003 63:18-22
• I Aoki, C Tanaka, T Takegami, T Ebisu, M Umeda, M Fukunaga, K Fukuda, AC Silva, AP Koretsky, S Naruse
  Dynamic activity-induced manganese-dependent contrast magnetic resonance imaging (DAIM MRI).
  Magn Reson Med 2002 48:927-33
• M Fukunaga, C Tanaka, M Umeda, T Ebisu, I Aoki, T Higuchi, S Naruse
  [Three-dimensional brain mapping using fMRI]
  No To Shinkei 1997 49:905-13
• T Higuchi, M Fukunaga, M Umeda, T Ebisu, C Tanaka, S Naruse, S Ueda
  [Functional brain mapping in motor task and somatosensory stimulation using echo planar MRI]
  Nippon Rinsho 1997 55:1688-93
• C Tanaka, M Fukunaga, M Umeda, T Ebisu
  [Theory and clinical application of functional MRI: 3D-functional brain mapping]
  Nippon Rinsho 1997 55:1660-5
• T Ebisu, C Tanaka, M Umeda, M Kitamura, M Fukunaga, I Aoki, H Sato, T Higuchi, S Naruse, Y Horikawa, S Ueda
  Hemorrhagic and nonhemorrhagic stroke: diagnosis with diffusion-weighted and T2-weighted echo-planar MR imaging.
  Radiology 1997 203:823-8
• M Fukunaga, C Tanaka, M Umeda, T Ebisu, I Aoki, Y Watanabe, T Higuchi, S Naruse
  Comparison of supplementary motor area activation between simple and complex motor task.
  Electroencephalogr Clin Neurophysiol Suppl 1996 47:265-9
• Y Takanashi, K Yoshikawa, K Iwamoto, Y Yoshida, M Ueda, C Tanaka, M Umeda, T Ebisu, M Fukunaga, S Naruse, H Sato, K Nakajima
  Comparison of functional localization in human visual cortices using MEG and fMRI: a preliminary report.
  Electroencephalogr Clin Neurophysiol Suppl 1996 47:59-63
• T Yoshida, C Tanaka, M Umeda, T Higuchi, M Fukunaga, S Naruse
  Non-invasive measurement of brain activity using functional MRI: toward the study of brain response to acupuncture stimulation.
  Am J Chin Med 1995 23:319-25

Book Chapters

• H Yamamoto, H Ban, M Fukunaga, M Umeda, C Tanaka, Y Ejima.
  Large- and Small-Scale Functional Organization of Visual Field Representation in the Human Visual Cortex.
  In: "Visual Cortex: New Research." (ISBN ) P.A. Portocello and R.B. Velloti (eds.) in press
• C Tanaka, T Ebisu, M Umeda, I Aoki, M Fukunaga, Y Watanabe, Y Someya, Y Mori, S Naruse.
  Evaluation and analysis of brain attack using MR functional imaging.
  In: "Strategic Medical Science Against Brain Attack" (ISBN 4431703373) H. Kikuchi (eds.) 2002 269-292
• M Fukunaga, C Tanaka, T Ebisu, M Umeda, Y Someya, I Aoki, Y Watanabe, T Higuchi, S Naruse
  Clinical application of functional MR imaging localization of the central sulcus. Ultrafast Magnetic Resonance Imaging.
  In: "Excerpta Medica International Congress Series 1192-R, Ultrafast Magnetic Resonance Imaging (ISBN 0444502807)" S. Naruse, H. Watari (eds.) 1999 157-160
• T Ebisu, C Tanaka, M Umeda, M Fukunaga, I Aoki, Y Watanabe, Y Someya, S Naruse
  Can diffusion-weighted and perfusion-weighted echo planer imaging provide any information about reversibility in inchemic damage?
  In: "Excerpta Medica International Congress Series 1192-R, Ultrafast Magnetic Resonance Imaging (ISBN 0444502807)" S. Naruse, H. Watari (eds.) 1999 195-198

Grants Received

• Grant-in-Aid for Scientific Research of JSPS, 2002 - 2003