Glaucocalyxin A

Glaucocalyxin A, an ent-kauranoid diterpene from Rabdosia japonica var., induces apoptosis in osteosarcoma by inhibiting nuclear translocation of Five-zinc finger Glis 1 (GLI1) via regulating PI3K/Akt signaling pathway. Glaucocalyxin A has antitumor effect[1].