Funding for this research was provided by:
Japan Society for the Promotion of Science (16K09210)
Text and Data Mining valid from 2018-06-29
Received: 6 April 2018
Accepted: 22 June 2018
First Online: 29 June 2018
Compliance with ethical standards
: The Animal Care Committee of Nagasaki University approved this research protocol (approval number 1606081312).
: The authors declare that they have no conflict of interest.