Funding for this research was provided by:
Precursory Research for Embryonic Science and Technology
Takeda Science Foundation
Ritsumeikan Global Innovation Research Organization, Ritsumeikan University
Grant-in-aid for Scientific Research (24390019)
MEXT Supported Program for the Strategic Research Foundation at Private Universities (S1511027)
Grant-in-Aid for Scientific Research on Innovative Areas (Comprehensive Brain Science Network) from the Ministry of Education, Science, Sports and Culture of Japan (24390019)
Received: 28 November 2020
Accepted: 8 February 2021
First Online: 30 March 2021
Ethics approval and consent to participate
: All experimental procedures and housing conditions for animals were approved by Institutional Animal Care and Use Committee of National Institute for Physiological Sciences, Fujita Health University and Ritsumeikan University.
: Not applicable.
: The authors declare that they have no competing interests.