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Inhibitor of oncogenic driver (target; drug) | Induction of mitochondrial addiction | Mechanism(s) of mitochondrial activation | Combination (target; drug) | Cancer type; cell type; experimental models | Anticancer effects on cells resistant to targeted therapy | Reference |
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PI3K inhibitor; PX-866 | + | Paradoxical activation of mitochondrial Akt2 and thereby of cyclophilin D phosphorylation | Cyclophilin D inhibitor; Gamitrinib | Glioblastoma, breast and lung adenocarcinoma; cell lines and patient organotypic culture; in vitro and in vivo (xenograft models) | nd | [34] |
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MEK inhibitor; Selumetinib | +/− | MITF-PGC-1α axis regulated by mTORC1/2 | mTORC1/2 inhibitor; AZD 8055 | Subpopulation of melanoma with high levels of OXPHOS; cell lines and tumor biopsies; in vitro and in vivo (xenograft models) | + | [35] |
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TKI such as BCRABL inhibitor (imatinib) or FLT3 inhibitor (quirzatinib) | + | Pyruvate entry in the TCA cycle | Oligomycin A (at low nmol/L concentrations) | BCRABL+ CM leukemia FLT3 ITD AML; cell lines; in vitro and in vivo (mouse leukemia models) | nd | [36] |
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MEK inhibitor (AZD8330) and dual PI3K/mTOR inhibitor (BEZ235) | + | Mitochondrial biogenesis and activity | Oligomycin A | Pancreatic ductal adenocarcinoma with mutated KRAS; cell lines; in vitro and in vivo (genetically engineered mouse models) | nd | [37] |
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Mutated BRAF inhibitor (vemurafenib) | + | PGC-1α dependent and independent pathways | Mitochondrial-targeted prooxidative drug, elesclomol -KCN | Melanoma; cell lines and patient biopsies; in vitro and in vivo (patient-derived tumor xenograft models) cell lines | + +JARID positive slow cycling melanoma |
[19] [38] |
+ | | Phenformin | Melanoma; cell lines; in vitro and in vivo (genetically engineered mouse models) | Delay the onset of acquired resistance to BRAFi | [39] |
+ | PGC-1α dependent mitochondrial biogenesis | Oligomycin A | Melanoma; cell lines and clinical samples; in vitro and in vivo (xenograft models) | +JARID positive slow cycling melanoma |
[40, 41] |
nd | nd | PDK inhibitor (DCA) | Melanoma; cell lines; In vitro | nd | [28] |
nd | nd | Metformin | Melanoma patients; retrospective analysis of clinical records | Not significant | [42] |
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Akt inhibitor | nd | nd | Metformin | Acute myeloid leukemia; cell lines; in vitro and in vivo (xenograft models) | nd | [22] |
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Multiple kinase inhibitor (sorafenib) | nd | nd | PDK inhibitor (DCA) | Hepatocarcinoma; cell lines; in vitro and in vivo (xenograft models) | + | [25] |
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