About the Authors

Yoshiki Nakashima

nakashimayoshiki@tokushima-u.ac.jp

Affiliation Department of Histology and Oral Histology, Institute of Health Biosciences, The University of Tokushima Graduate School, Tokushima, Japan

Tatsuji Haneji

Affiliation Department of Histology and Oral Histology, Institute of Health Biosciences, The University of Tokushima Graduate School, Tokushima, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YN TH. Performed the experiments: YN. Analyzed the data: YN TH. Contributed reagents/materials/analysis tools: YN TH. Wrote the paper: YN TH.