^○Hisae Sumi-akamaru^1,2, Yasuo Miki³, Yuichi Riku^4,5,6, Shinsuke Kato⁷, Koichi Wakabayashi³, Mari Yoshida⁵, Hideki Mochizuki² (1.Department of Clinical Laboratory, Higashi-Osaka Medical Center, 2.Department of Neurology, Graduate School of Medicine, Osaka University, 3.Department of Neuropathology, Institute of Brain Science, Hirosaki University Graduate School of Medicine, 4.Department of Neurology, Nagoya University Graduate School of Medicine, 5.Institute for Medical Science of Aging, Aichi Medical University, 6.Laboratoire de Neuropathologie, Groupe Hospitalier PITIE-SALPETRIERE, 7.Division of Neuropathology, Department of Brain and Neurosciences, Tottori University Faculty of Medicine)

^○Takayoshi Shimohata¹, Ikuko Aiba², Mari Yoshida³, Yasuko Toyoshima⁴, Shigeo Murayama⁵, Toshiki Uchihara⁶, Tetsuaki Arai⁷, Yufuko Saito², Ichiro Yabe^5,8, Takafumi Hasegawa⁹, Yuko Saito¹⁰, Hiroshi Takigawa¹¹, Kazuko Hasegawa¹², Takeshi Ikeuchi¹³, Masato Hasegawa¹⁴, Takashi Komori¹⁵, Koichi Wakabayashi¹⁶, Aya Tokumaru¹⁷, Keita Sakurai¹⁷, Kenji Nakashima¹⁸, J-VAC study group (1.Dpt. of Neurology and Geriatrics, Gifu University Graduate School of Medicine, 2.Dpt. of Neurology, NHO, Higashinagoya National Hospital, 3.Dpt. of Neuropathology, Institute for Medical Science of Aging, Aichi Medical University, 4.Dpt. of Pathology, Brain Research Institute, Niigata University, 5.Dpt. of Pathology, Brain Research Institute, Niigata University, 5Dpt. of Neurology and Neuropathology, Tokyo Metropolitan Geriatric Hospital and Institute of Gerontology, 6.Laboratory of Structural Neuropathology, Tokyo Metropolitan Institute of Medical Science, 7.Dpt. of Neuropsychiatry, Faculty of Medicine, University of Tsukuba, 8.Dpt. of Neurology, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, 9.Division of Neurology, Dpt. of Neuroscience and Sensory Organs, Tohoku University Graduate School of Medicine, 10.Dpt. of Pathology and Laboratory Medicine, National Center Hospital of Neurology and Psychiatry, 11.Division of Neurology, Dpt of Brain and Neurosciences, Faculty of Medicine, Tottori University, 12.Dpt. of Neurology, NHO, Sagamihara National Hospital, 13.Dpt. of Molecular Genetics, Brain Research Institute, Niigata University, 14.Dpt. of Dementia and Higher Brain Function, Tokyo Metropolitan Institute of Medical Science, 15.Dpt. of Laboratory Medicine and Pathology (Neuropathology), Tokyo Metropolitan Neurological Hospital, 16.Dpt. of Neuropathology, Hirosaki University Graduate School of Medicine, 17.Dpt. of Diagnostic Radiology, Tokyo Metropolitan Medical Center of Gerontology, 18.Dpt. of Neurology, NHO, Matsue Medical Center, Japan)

^○Tsuneaki Yoshinaga¹, Masahide Yazaki^2,3, Fuyuki Kametani⁴, Yoshiki Sekijima^1,3 (1.Department of Neurology and Rheumatology, Shinshu University Hospital, 2.Department of Health and Medical Sciences, Shinshu University, 3.Institute for Biomedical Sciences,Shinshu University School of Medicine, 4.Department of Dementia and Higher Brain Function, Tokyo Metropolitan Institute of Medical Science)

^○Haruki Koike, Ryoji Nishi, Shohei Ikeda, Yuichi Kawagashira, Masahiro Iijima, Masahisa Katsuno, Gen Sobue (Department of Neurology, Nagoya University Graduate School of Medicine)

^○Shohei Ikeda¹, Ryoji Nishi¹, Yuichi Kawagashira¹, Masahiro Iijima¹, Haruki Koike¹, Masahisa Katsuno¹, Gen Sobue^1,2 (1.Department of Neurology, Nagoya University Graduate School of Medicine, 2.Nagoya University Graduate School of Medicine)

^○Ryoji Nishi¹, Shohei Ikeda¹, Ken Ohyama¹, Yuichi Kawagashira¹, Masahiro Iijima¹, Haruki Koike¹, Masahisa Katsuno¹, Sobue Gen^1,2 (1.Department of Neurology, Nagoya University Graduate School of Medicine, 2.Research Division of Dementia and Neurodegenerative Disease, Nagoya University Graduate School of Medicine)