Received: 7 February 2020
Accepted: 18 June 2020
First Online: 1 July 2020
Ethics approval and consent to participate
: All animal experiments were conducted in accordance with the NIH guidelines (NIH Pub. No. 85–23, revised 1996) and have been reviewed and approved by the Animal Protection and Use Committee of the University of Qingdao Fuwai Cardiovascular Hospital.
: Not Application.
: The authors declare that they have no competing interests, and all authors confirm its accuracy.