1 Department of Dermatology, Graduate School of Medicine and Pharmaceutical Sciences, University of Toyama, Toyama, Japan. Electronic address: tmakino@med.u-toyama.ac.jp.
2 Department of Dermatology, Graduate School of Medicine and Pharmaceutical Sciences, University of Toyama, Toyama, Japan.
3 Department of Parasitology, National Institute of Infectious Diseases, Shinjuku, Japan.