1. Department of Biology, Center for Humanities and Sciences, Ibaraki Prefectural University of Health Sciences, Ibaraki, Japan;
2. Department of Community Health and Epidemiology, Nara Medical University School of Medicine, Kashihara, Nara, Japan;
3. Laboratory of Cell Signaling and Metabolic Disease, National Institutes of Biomedical Innovation, Ibaragi, Osaka, Japan;
4. Department of Radiological Sciences, Ibaraki Prefectural University of Health Sciences, Ibaraki, Japan