Received: 3 February 2021
Accepted: 25 May 2021
First Online: 5 June 2021
: Animal experiments were carried out in accordance with the Guidelines for Animal Experimentation of the Yamaguchi University School of Medicine and conformed to Animal Research: Reporting in Vivo Experiments (ARRIVE) guidelines. The protocols were approved by the Institutional Animal Care and Use Committee of Yamaguchi University (15-044).
: Not applicable.
: The authors declare no competing interests.