| butanol | n-BuOH |
| Cell Counting Kit-8 | CCK-8 |
| ethyl acetate | EtoAc |
| H2O-soluble fraction | HSF |
| Knoxia roxburghii (Spreng.) M. A. Rau | KR |
| mitochondrial transmembrane potential | MMP |
| mitochondrial permeability transition pore | mPTP |
| petroleum ether | PET |
| reactive oxygen species | ROS |
| terpenoid indole alkaloids | TIAs |