Materials
IR-780 iodide, 2-thenoyltrifluoroacetone (TTFA), diphenyleneiodonium chloride (DPI), H2O2, and N-acetylcysteine (NAC) were obtained from Sigma-Aldrich (St. Louis, MO, USA). Cis-diamminedichloroplatinum (DDP) and doxorubicin hydrochloride (DOX) were obtained from Aladdin (Shanghai, China). MitoTracker Green, mitoSOX, and the mitochondrial membrane potential indicator TMRM were purchased from Invitrogen (Carlsbad, CA, USA). A Complex I Enzyme Activity Microplate Assay was purchased from Abcam (Cambridge, MA, USA). DiBAC4(3) was purchased from MedChem Express  (Monmouth Junction, NJ, USA). A Reactive Oxygen Species (ROS) Assay Kit, Hoechst 33258, Crystal Violet Staining Solution, and an ATP Assay Kit were obtained from Beyotime (Shanghai, China). Primary antibodies were Rb anti-Cytochrome C (1:1000, CST, 11940T), Rb anti-Ndufs1 (1:1000, abcam, ab169540), Rb anti-Caspase-9 (1:1000, abcam, ab202068), Rb anti-Caspase 3 Antibody (1:1000, proteintech, 19677-1-AP), Rb anti-cleaved Caspase 3 Antibody (1:1000, abcam, ab13847), Rb anti-PARP (1:1000, proteintech, 13371-1-AP) and Ms anti-β-action (1:5000, proteintech, 6008-1-Ig).