“…Shikonin and its derivatives, red naphthoquinones, are widely found in the epidermis of the roots of Arnebiae Radix ( Zhan et al, 2015 ) and have been widely demonstrated to possess various biological activities, such as anti-inflammatory ( Fu et al, 2016 ; Sun et al, 2017 ; Guo et al, 2019 ), antibacterial ( Zhao et al, 2017 ; Huang et al, 2020 ), and antiangiogenic ( Liu C. et al, 2020 ) activities. Recently, it was reported that shikonin and its derivatives could induce apoptosis of many types of cancer cells and exhibit anticancer activities and antitumorigenic properties ( Liao et al, 2020 ). Amebia Radix has been widely used in the medicine, printing and dyeing industry, cosmetics and food industries ( Xu et al, 2014 ; Ma et al, 2021 ).…”