Funding for this research was provided by:
Natural Science Foundation of Shandong Province (ZR2017MH105)
Academic promotion programme of Shandong First Medical University (2019QL017)
Received: 27 July 2020
Accepted: 17 November 2020
First Online: 24 November 2020
Ethics approval and consent to participate
: The study was approved by the Institutional Animal Care and Use Committee and was performed in accordance with the National Institutes of Health guidelines for the use of laboratory animals.
: Not applicable.
: The authors declare that they have no competing interests.