Funding for this research was provided by:
National Institute of Biomedical Innovation (10-45)
New Energy and Industrial Technology Development Organization (P14009)
Japan Agency for Medical Research and Development
The Research Funding for Longevity Sciences (26-20)
Received: 6 October 2017
Accepted: 3 January 2018
First Online: 22 January 2018
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board of NCGG, NCNP and Tottori University, with the committee’s reference numbers of 443-6, A-2013-056 and 2188, respectively. Informed consents were obtained from all donors.
: Not applicable.
: The authors declare that they have no competing interests.
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