1. From the Department of Molecular Medicine and Metabolism (T.S., K.T.-K., J.N., M.I., X.Y., Y.K., Y.O.) and the Center of Excellence Program for Frontier Research on Molecular Destruction and Reconstitution of Tooth and Bone (Y.O.), Medical Research Institute, Tokyo Medical and Dental University; the Tsukuba Research Institute (S.M., H.K.), Banyu Pharmaceutical Co Ltd; the Department of Molecular Virology (S.Y.), Graduate School of Medicine, Tokyo Medical and Dental University; the Division of...