Received: 14 March 2019
Revised: 31 May 2019
Accepted: 10 June 2019
First Online: 6 August 2019
Change Date: 8 April 2022
Change Type: Correction
Change Details: This article has been retracted. Please see the Retraction Notice for more detail:
Change Details: https://doi.org/10.1186/s13287-022-02841-z
Ethics approval and consent to participate
: Signed informed consents were obtained from all participants, and the experiment was conducted under the approval of the Clinical Trials and Biomedical Ethics Committee of The Second Affiliated Hospital of Nanchang University (2015028). All animal experimental operations were carried out following the convention on international laboratory animal ethics and conform to national regulations.
: Not applicable.
: The authors declare that they have no competing interests.