1 Department of Neuropharmacology, Interdisciplinary Graduate School of Medicine, University of Yamanashi, 1110 Shimokato, Chuo, Yamanashi, 409-3898, Japan.
2 GLIA Center, University of Yamanashi, Yamanashi, 409-3898, Japan.
3 Department of Neuropharmacology, Interdisciplinary Graduate School of Medicine, University of Yamanashi, 1110 Shimokato, Chuo, Yamanashi, 409-3898, Japan. skoizumi@yamanashi.ac.jp.
4 GLIA Center, University of Yamanashi, Yamanashi, 409-3898, Japan. skoizumi@yamanashi.ac.jp.