Tatsuhiro Terada^1,2, Tomokazu Obi², Masamichi Yokokura³, Tomoyasu Bunai¹, Hitoshi Shimada⁴, Tetsuya Suhara⁴, Makoto Higuchi⁴, Takashi Matsudaira^1,2, Yasuomi Ouchi¹ (1.Department of Biofunctional Imaging, Preeminent Medical Photonics Education & Research Center, Hamamatsu University School of Medicine, 2.Department of Neurology, Shizuoka Institute of Epilepsy and Neurological Disorders, 3.Department of Psychiatry, Hamamatsu University School of Medicine, 4.Department of Functional Brain Imaging Research, Clinical Research Cluster, National Institute of Radiological Sciences, National Institutes for Quantum and Radiological Science and Technology)

Kaori Iwata¹, Takashi Kato¹, Kazutaka Nakashima^1,2, Yasuyuki Kimura¹, Takashi Sakurai¹, Akinori Takeda¹, Hideyuki Hattori¹, Yukihiko Washimi¹, Kengo Ito¹, Akinori Nakamura¹, study group MULNIAD¹ (1.National Center for Geriatrics and Gerontology, Obu, Japan, 2.Graduate School of Health Sciences, Fujita Health University, Toyoake, Japan)

Senri Oyama^1,2, Miho Shidahara³, Keisuke Matsubara⁴, Masanobu Ibaraki⁴, Shoichi Watanuki², Hiroshi Watabe⁵, Manabu Tashiro^1,2 (1.Division of Cyclotron Nuclear Medicine, Graduate School of Medicine, Tohoku University, Sendai, Japan, 2.Division of Cyclotron, Nuclear Medicine, Cyclotron and Radioisotope Center, Tohoku University, Sendai, Japan, 3.Division of Applied Quantum Medical Engineering, Department of Quantum Science and Energy Engineering, Graduate School of Engineering, Tohoku University, Sendai, Japan, 4.Department of Radiology and Nuclear Medicine, Research Institute for Brain and Blood Vessels-Akita, Akita, Japan, 5.Division of Radiation Protection and Safety Control, Cyclotron and Radioisotope Center, Tohoku University, Sendai, Japan)

Naoto Takenoshita¹, Raita Fukasawa¹, Daisuke Hirose¹, Soichiro Shimizu¹, Takahiko Umahara¹, Hirohumi Sakurai¹, Haruo Hanyu¹, Kenji Ishi², Hitoshi Shimada³, Masato Higuchi³, Tetuya Suhara³ (1.Department of Medicine,Tokyo Medical University,Tokyo,Japan, 2.Research Team for Neuroimaging,Tokyo Metropolitan Institute of Gerontology,Tokyo,Japan, 3.Department of Functional Brain Imaging Research (DOFI),National Insitutes for Quantum and Radiological Science and Technology(QST), Chiba-shi,Chiba,Japan)

Akinori Takenaka, Kaori Iwata, Akinori Nakamura, Yasuyuki Kimura, Yutaka Arahata, Izumi Kuratsubo, Ai Honda, Hidetoshi Endo, Kengo Ito, Takashi Kato, study group MULNIAD (National Center for Geriatrics and Gerontology, Obu, Japan)

Takahiro Yamada¹, Yuichi Kimura², Mitsutaka Nemoto³, Muneyuki Sakata⁴, Takashi Nagaoka², Kohei Hanaoka⁵, Hayato Kaida⁶, Kazunari Ishii^5,6 (1.Graduate School of Biology-Oriented Science and Technology, Kindai University, Wakayama, Japan., 2.Faculty of Biology-Oriented Science and Technology, Kindai University, Wakayama, Japan., 3.Faculty of Biology-Oriented Science and Technology, Kindai University, Wakayama, Japan., 4.Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan., 5.Division of PET Molecular Imaging, Kindai University, Osaka, Japan., 6.Department of Radiology, Faculty of Medicine, Kindai University, Osaka, Japan.)

Kazutaka Nakashima^1,2, Akinori Nakamura¹, Yukiko Nishita¹, Kaori Iwata¹, Yasuyuki Kimura¹, Masahiko Bundo¹, Naoki Saji¹, Seiji Shirakawa³, Kengo Ito¹, Takashi Kato¹, study group MULMIAD¹ (1.National Center for Geriatrics and Gerontology,, Obu, Japan, 2.Graduate School of Health Sciences, Fujita Health University, Toyoake, Japan, 3.Faculty of Radiological Technology, Fujita Health University, Toyoake, Japan)