[2P-721] A rare genetic variant in prepro-orexin is associated with idiopathic hypersomnia

^○taku miyagawa^1,2, Susumu Tanaka³, Mihoko Shimada^1,4, Noriaki Sakai⁵, Seiji Nishino⁵, Kazuo Mishima⁶, Katsushi Tokunaga^2,4, Makoto Honda^1,7 (1.Sleep PJ., Tokyo Metro. Inst. of Med. Sci., 2.Dept. of Hum. Genet., Grad. Sch. of Med., Univ. of Tokyo, 3.Dept. of Anatomy, Kansai Med. Univ., 4.Genome Med. Sci. PJ., Nat. Cent. for Global Health and Med., 5.Sleep and Circadian Neurobiology Lab., Sch. of Med., Stanford Univ., 6.Dept. of Neuropsychiatry, Akita Univ. Grad. Sch. of Med., 7.Koishikawa Tokyo Hosp.)