Funding for this research was provided by:
Japan Society for the Promotion of Science (20K18053, 18J01264, 19H05565)
Takeda Science Foundation
Received: 31 March 2021
Accepted: 23 June 2021
First Online: 15 July 2021
Change Date: 26 August 2021
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/S13287-021-02556-7
: After written informed consent was obtained from all patients, surgical wastes were used in this study. The protocol was approved by the ethics committee of the University of Tokyo (No.0622-12). Animal experiments were also approved by the University of Tokyo (No.P17-091).
: Not applicable.
: The authors declare that they have no competing interests.