... telomerase activity, induction of reactive oxygen species release, and inhibi-tion of survival pathways involving extracellular signal regulated kinase, Akt, calcium signaling and NF-κB activ-ities ... conformational change, Bax acti-vation and up-regulation of total Bax expression involved arsenic trioxide-induced apoptosis rather than affecting total Bcl-2 expression in human gastric cancer ... toxic, it has been shown to have a therapeutic potential. It has for long been used as a drug in traditional Chinese medicine to treat a variety of dis-eases, including malaria, psoriasis, syphilis,...