Text and Data Mining valid from 2020-01-13
Received: 10 September 2019
Accepted: 10 December 2019
First Online: 13 January 2020
Compliance with Ethical Standards
: All the animal experiments were approved and supervised/conducted by the Chengdu University of Traditional Chinese Medicine Ethics Committee of Care and Use of Laboratory Animals, and the animals were house and handled according to the University Unit for Laboratory Animal Medicine guidelines.
: The authors declare that they have no conflicts of interest.