〇Akiko Sakai^1,2, Ryuichiro Nakato³, Gina Miku Oba³, Heiko Peters⁴, Katsuhiko Shirahige³, Sayaka Sugiyama¹ (1.Grad Sch Med Dent Sci, Niigata Univ, Niigata, Japan, 2.Brain Res Inst, Niigata Univ, Niigata, Japan, 3.Inst Quant Biosci, Univ of Tokyo, Tokyo, Japan, 4.Inst Genet Medicine, Newcastle Univ, Newcastle upon Tyne, UK)