Article History
Received: 11 December 2019
Revised: 6 February 2020
Accepted: 8 February 2020
First Online: 18 February 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All animal experiments were approved and treated according to the established rules and the guidelines approved for animal use and care at Kobe University (The Guidelines for the Care and Use of Experimental Animals of Rokkodai Campus, Kobe University) (approval number: 25-06-04).