Meisoindigo(Natura-α; N-Methylisoindigotin; Dian III), a derivative of Indigo naturalis, might induce apoptosis and myeloid differentiation of acute myeloid leukemia (AML).

β-Elemene is a natural product isolated from Curcuma wenyujin, with an antitumor activity and induce cell apoptosis.β-Elemene significantly inhibited the metastatic capacity of MDR gastric cells in vivo and in vitro.?Mechanistically, β-Elemene regulated MMP-2/9 expression and reversed epithelial-mesenchymal transition.?

Exisulind induces apoptosis through the activation of protein kinase G (PKG). Exisulind exhibits antineoplastic activity in solid tumour and haematological cancer cell lines and is an inhibitor of tumour growth in rodent models of colon, prostate, bladder, mammary and lung cancer.