1 Department of Immunology and Infectious Disease, Shinshu University School of Medicine, Matsumoto, Nagano 390-8621, Japan ; Promoting Business Using Advanced Technology, Japan Science and Technology Agency (JST), Chiyoda, Tokyo 102-8666, Japan ; SIGMA-Aldrich Collaboration Laboratory.
3 The Cancer System Laboratory, Research Center for Advanced Science and Technology, The University of Tokyo, Meguro, Tokyo 153-9804, Japan.
4 Department of Obstetrics and Gynecology, Osaka City University Graduate School of Medicine, Osaka, Osaka 545-8585, Japan.
5 Department of Obstetrics and Gynecology, Tohoku University Graduate School of Medicine, Sendai, Miyagi 980-8574, Japan.
6 Pathology Division, National Cancer Center Research Institute, Chuoku, Tokyo 104-0045, Japan ; The International Human Epigenome Consortium (IHEC) and CREST, Japan Science and Technology Agency (JST), Chiyoda, Tokyo 102-8666, Japan.