1. Department of Biological Sciences, School of Science, The University of Tokyo, Bunkyo-ku, Japan.
2. Circadiain Clock Project, Tokyo Metropolitan Institute of Medical Science, Setagaya-ku, Japan.
3. Department of Physiology and Cell Biology, School of Medicine, Kobe University, Kobe, Japan.
4. Laboratory of Cell Signaling, Graduate School of Pharmaceutical Sciences, The University of Tokyo, Bunkyo-ku, Japan.
5. Laboratory of Animal Resources, Center for Disease Biology and Integrative Medicine, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan.