Staff Profile
Akira Sumiyoshi
Akira Sumiyoshi
Akira Sumiyoshi
Assistant Professor, Department of Functional Brain Imaging, IDAC, Tohoku University
Research Theme
  • The development of brain imaging modality by using animal 7T-MRI
  • '05 Nagoya City University (Pharmaceutical Sciences) -BA
  • '11 Tohoku University (Medical Sciences) -PhD
  • '12 Assistant Professor, Tohoku University
  • '17 JSPS Overseas Research Fellow (NIDA-IRP, NIH)
Ph.D. thesis
"Simultaneous EEG and fMRI recording in small animals"
Tohoku University, Mar 2011. link here
12. Westphal R, Sumiyoshi A, Simmons C, Mesquita M, Wood TC, Williams SC, Vernon AC, Cash D.
"Characterization of gray matter atrophy following 6-hydroxydopamine lesion of the nigrostriatal system"
Neuroscience, 334, 166-179, 2016.
11. Hiraoka K, Sumiyoshi A, Nonaka H, Kikkawa T, Kawashima R, Osumi N.
"Regional volume decreases in the brain of Pax6 heterozygous mutant rats: MRI deformation-based morphometry"
PLoS ONE, 11 (6), e0158153, 2016.
10. Suzuki H, Sumiyoshi A, Matsumoto Y, Duffy BA, Yoshikawa T, Lythgoe MF, Yanai K, Taki Y, Kawashima R, Shimokawa H.
"Structural abnormality of the hippocampus associated with depressive symptoms in heart failure rats"
NeuroImage, 105, 84-92, 2015.
9. Sasaki K, Sumiyoshi A, Nonaka H, Kasahara Y, Ikeda K, Hall FS, Uhl GR, Watanabe M, Kawashima R, Sora I.
"Specific regions display altered gray matter volume in μ-opioid receptor knock out (MOP-KO) mice: MRI-voxel based morphometry"
British Journal of Pharmacology, 172 (2), 654-67, 2015.
8. Sumiyoshi A, Taki Y, Nonaka H, Takeuchi H, Kawashima R.
"Regional gray matter volume increases following 7 days of voluntary wheel running exercise: A longitudinal VBM study in rats"
NeuroImage, 98, 82-90, 2014.
7. Suzuki H, Sumiyoshi A, Taki Y, Matsumoto Y, Fukumoto Y, Kawashima R, Shimokawa H.
"Voxel-based morphometry and histological analysis for evaluating hippocampal damage in a rat model of cardiopulmonary resuscitation"
NeuroImage, 77, 215-221, 2013.
6. Suzuki H, Sumiyoshi A, Kawashima R, Shimokawa H.
"Different brain activation under left and right ventricular stimulation: an fMRI study in anesthetized rats"
PLoS ONE, 8 (2), e56990, 2013.
5. Sumiyoshi A, Suzuki H, Shimokawa H, Kawashima R.
"Neurovascular uncoupling under mild hypoxic hypoxia: an EEG–fMRI study in rats"
Journal of Cerebral Blood Flow & Metabolism, 32 (10), 1853-1858, 2012.
4. Sumiyoshi A, Suzuki H, Ogawa T, Riera JJ, Shimokawa H, Kawashima R.
"Coupling between gamma oscillation and fMRI signal in the rat somatosensory cortex: its dependence on systemic physiological parameters"
NeuroImage, 60 (1), 738-746, 2012.
3. Valdés-Hernández PA*, Sumiyoshi A*, Nonaka H, Haga R, Aubert-Vásquez E, Ogawa T, Iturria-Medina Y, Riera JJ, Kawashima R (*equal contribution).
"An in vivo MRI template set for morphometry, tissue segmentation, and fMRI localization in rats"
Frontiers in Neuroinformatics, 5, 26, 2011.
2. Sumiyoshi A, Riera JJ, Ogawa T, Kawashima R.
"A mini-cap for simultaneous EEG and fMRI recording in rodents"
NeuroImage, 54 (3), 1951-1965, 2011.
1. Riera JJ, Sumiyoshi A.
"Brain oscillations: ideal scenery to understand the neurovascular coupling"
Current Opinion in Neurology, 23 (4), 374-381, 2010.