“…These compounds are structurally related, and specially, all of them can be regarded as bufalin’s derivatives, with minor differences at certain position, which are shown and highlighted in Figure 2 . It appears that TVAs have broad-spectrum anticancer potential ( Liu et al, 2019 ; Niu et al, 2021 ; Jia et al, 2022 ). Research has indicated that they, either by single use or as a mixture when combined with other agents, are effective in treating acute myeloid leukemia ( Hirasaki et al, 2022 ), lung cancer ( Xie et al, 2018 ; Li et al, 2021b ; Meng et al, 2021 ), colorectal cancer ( Li et al, 2019 ; Bai et al, 2021 ; Meng et al, 2021 ), liver cancer ( Zhang et al, 2012 ; Zhao et al, 2019 ; Zhang et al, 2020b ; Yang et al, 2021b ), breast cancer ( Zhu et al, 2018 ), oral cancer ( Jo et al, 2021 ), gastric cancer ( Xiong et al, 2019 ), Ehrlich ascites carcinoma ( Giri et al, 2018 ), melanoma ( Pan et al, 2019 ; Zhang et al, 2020c ; Kim et al, 2020 ), nasopharyngeal carcinoma ( Pan et al, 2020 ; Hou et al, 2022 ), osteosarcoma ( Cao et al, 2017 ; Dai et al, 2018b ; Zhang et al, 2019a ), cholangiocarcinoma ( Ren et al, 2019 ), myeloma ( Baek et al, 2015 ), etc.…”