Received: 6 September 2020
Accepted: 6 January 2021
First Online: 25 January 2021
Ethics approval and consent to participate
: The present study was approved by the Ethics Committee of the First Affiliated Hospital of Zhengzhou University and was carried out according to the guidelines of Declaration of Helsinki. The present experiment performed on nude mice was permitted by the Animal Care and Use Committee of the First Affiliated Hospital of Zhengzhou University and performed in accordance with the guidelines of the National Animal Care and Ethics Institution.
: Not applicable.
: The authors report no conflicts of interest in this work.