^○Akiko Nagaishi^1,2, Sudarshini Ramanathan^2,3, Deniz Akdeniz², Anne-kathrin Kienzler², Andrew Fower², Mark Woodhall², Bo Sun², Valentina Damato², Lynn Dustin⁴, Jacqueline Palace^2,5, Nick Willcox², M Isabel Leite^2,5, Mateusz Makuch², Patrick J Waters², Sarosh R Irani^2,5 (1.Department of Neurology, NHO Nagasaki Kawatana Medical Center, Japan, 2.Autoimmune Neurology Group, Nuffield Department of Clinical Neurosciences, John Radcliffe Hospital; University of Oxford, UK, 3.Sydney Medical School, University of Sydney; Kids Neuroscience Centre, Children's Hospital at Westmead, 4.Viral Infection and Immunity Group; Medical Sciences Division, University of Oxford, 5.Department of Neurology, Oxford University Hospitals Trust)

^○Hiroki Masuda¹, Mori Masahiro¹, Akiyuki Uzawa¹, Tomohiko Uchida¹, Ryohei Ohtani^1,2, Reiji Aoki¹, Satoshi Kuwabara¹ (1.Department of Neurology, Graduate School of Medicine, Chiba University, Japan, 2.Department of Neurology, JR Tokyo general hospital)

^○Kimihiko Kaneko^1,2, Toshiyuki Takahashi^2,3, Douglas Kazutoshi Sato^2,4, Yoshiki Takai², Shuhei Nishiyama², Tatsuro Misu², Ichiro Nakashima^2,5, Kazuo Fujihara^2,6,7, Masashi Aoki² (1.Department of neurology, NHO Miyagi National Hospital, Japan, 2.Department of Neurology, Tohoku University school of medicine, Japan, 3.Department of Neurology, NHO Yonezawa National Hospital, 4.Department of Neurology, Brain Institute and hospital sao Lucas pontifical catholic University of Rio Grande do sul, porto alegre, Brazil, 5.Department of Neurology, Tohoku Medical and pharmaceutical University, 6.Department of Multiple sclerosis Therapeutics, Fukushima Medical University, 7.Multiple sclerosis and Neuromyelitis Optica center, Tohoku Research Institute for Neuroscience)

^○Tomotaka Mizoguchi, Makoto Hara, Satoshi Hirose, Yuki Yokota, Takayoshi Akimoto, Masaki Ishihara, Akihiko Morita, Hideto Nakajima (Division of Neurology, Department of Medicine, Nihon University School of Medicine, Japan)

^○Satoru Oji, Satoru Tanaka, Shinya Narukawa, Shoko Izaki, Masaomi Yamamoto, Tetsuo Yamaga, Baku Hashimoto, Kohei Sugimoto, Mayumi Furuya, Atsuo Miyauchi, Keita Ishizuka, Masato Suzuki, Takashi Tajima, Wataru Hara, Norihito Yoshida, Tomohisa Dembo, Hikoaki Fukaura, Kyoichi Nomura (Department of Neurology, Saitama Medical Center, Saitama Medical University, Japan)

^○Shoko Fukumoto¹, Yuri Nakamura^1,2, Mitsuru Watanabe¹, Noriko Isobe³, Takuya Matsushita¹, Ayako Sakoda¹, Ryo Yamasaki¹, Jun-ichi Kira¹ (1.Department of Neurology, Neurological Institute, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan, 2.Department of Neurology, Fukuoka Central Hospital, International University of Health and Welfare, Fukuoka, Japan, 3.Department of Neurological Therapeutics, Neurological Institute, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan)

^○Keita Takahashi¹, Hideyuki Takeuchi¹, Misako Kunii¹, Atsuko Katsumoto¹, Mikiko Tada¹, Hiroshi Doi¹, Kohtaro Takei², Fumiaki Tanaka¹ (1.Department of Neurology and Stroke Medicine, Yokohama City University Graduate School of Medicine, Japan, 2.Molecular Medical Bioscience Laboratory, Department of Medical Life Science, Yokohama City University Graduate School of Medical Life Science)

^○Misako Minote^1,4, Wakiro Sato^1,2, Tomoko Okamoto³, Ryosuke Takahashi⁴, Takashi Yamamura^1,2 (1.Department of Immunology, National Center of Neurology and Psychiatry, Japan, 2.Multiple Sclerosis Center, National Center Hospital, National Center of Neurology and Psychiatry (NCNP), Japan, 3.Department of Neurology, National Center Hospital, National Center of Neurology and Psychiatry (NCNP), Japan, 4.Department of Neurology, Kyoto University Graduate School of Medicine, Japan)

^○Munkhbayar Rentsenbat, Selenge Enkhtuya, Davaadulam Khutagbaatar (Reflex Neurological Clinic, Mongolia)