Chelidonine
Chelidonine, an isoquinoline alkaloid, can be isolated from Chelidonium majus L.. Chelidonine causes G2/M arrest and induces caspase-dependent and caspase-independent apoptosis, and prevents cell cycle progression of stem cells in Dugesia japonica. Chelidonine has cytotoxic activity against melanoma cell lines. with anticancer and antiviral activity[1][2][3].