[1] MITI, Agcy Ind Sci & Technol, Ishida Grp Clock Gene, Natl Inst Biosci & Human Technol, Tsukuba, Ibaraki 3058566, Japan
[2] Nippon Glaxo Ltd, Tsukuba Res Labs, Pharmacol, Tsukuba, Ibaraki 30042, Japan
[3] Kyushu Univ 62, Fac Pharmaceut Sci, Dept Pharmacol, Fukuoka 8128582, Japan
[4] Univ Tokyo, Inst Med Sci, Dept Mol Microbiol, Minato Ku, Tokyo 108, Japan