Animals
Male DBA/1J mice (6-8 weeks old) were purchased from Gempharmatech Co.,
Ltd [Changzhou, China; Animal license number: SCXK (Su) 2016-0010],
and male C57BL/6 mice were obtained from Beijing Vital River Laboratory
Animal Technology Co., Ltd [Beijing, China; Animal license number:
SCXK (Jing) 2016-0006]. Mice were kept in specific-pathogen-free
conditions. All mice experiments were approved by the Animal Ethics
Committee of Nanjing University of Chinese Medicine (No. 201901A022; No.
202005A022).