About the Authors

Hidenori Tani

h.tani@aist.go.jp

Affiliation Research Institute for Environmental Management Technology, National Institute of Advanced Industrial Science and Technology (AIST), 16-1, Onogawa, Tsukuba, Ibaraki, Japan

Yasuko Onuma

Affiliation Research Center for Stem Cell Engineering, National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba Central 4, 1-1-1 Higashi, Tsukuba, Ibaraki, Japan

Yuzuru Ito

Affiliation Research Center for Stem Cell Engineering, National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba Central 4, 1-1-1 Higashi, Tsukuba, Ibaraki, Japan

Masaki Torimura

Affiliation Research Institute for Environmental Management Technology, National Institute of Advanced Industrial Science and Technology (AIST), 16-1, Onogawa, Tsukuba, Ibaraki, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HT YO YI MT. Performed the experiments: HT YO. Analyzed the data: HT. Contributed to the writing of the manuscript: HT YO YI MT.