Wakabayashi, Hitoshi
Nishimura, Takayuki
Wijayanto, Titis
Watanuki, Shigeki
Tochihara, Yutaka
Funding for this research was provided by:
Japan Society for the Promotion of Science (09J03584, 26291099)
Article History
Received: 20 June 2016
Revised: 24 November 2016
Accepted: 23 December 2016
First Online: 12 January 2017
Compliance with ethical standards
: All experimental protocols in this study were designed according to the principle of the Helsinki Declaration and approved by the Institutional Review Board of Kyushu University. After the ethical approvement, all participants were informed of the experimental procedures and gave their written informed consent before participation.
: The authors declare that they have no conflict of interest.