1 Flow Cytometry Core Facility, Kyorin University Graduate School of Medicine, Tokyo, Japan.
2 Department of Dermatology, Kyorin University Faculty of Medicine, Tokyo, Japan.
3 Flow Cytometry Core Facility, Kyorin University Graduate School of Medicine, Tokyo, Japan; Department of Dermatology, Kyorin University Faculty of Medicine, Tokyo, Japan. Electronic address: manabuohy@ks.kyorin-u.ac.jp.