生物活性 | |||
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描述 | CPI-613 is a novel anti-tumor compound targeting on PDH. CPI-613 at concentration of 240μM disrupted H460 cancer cell mitochondrial metabolism including inhibition of PDH complex activity, and caused loss of mitochondrial membrane potential. It induced extensive post-translational modification of PDH E1 at 300μM, which is acquired high PDK levels. CPI-613 demonstrated anticancer activity both in vitro and in vivo. It induced both apoptotic and non-apoptotic cell death in H460 human lung cancer and Saos-2 human sarcoma cells at concentration of 240μM in 22 or 24h. It showed strong antitumor activity against human non-small cell lung and pancreatic cancers in xenograft models at dose of 25mg/kg[4]. CPI-613 undergoes both phase 1 (oxidation) and phase 2 (glucuronidation) transformations[5]. Inhibition of KGDH by CPI-613 may partially contribute to antitumor activity of CPI-613. It inhibited KGDH function strongly and rapidly, selectively in tumor cells. Moreover, CPI-613 induced a correspondingly rapid, powerful redox signal in tumor cell mitochondria[6]. |
实验方案 | |||
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1mg | 5mg | 10mg | |
1 mM 5 mM 10 mM |
2.57mL 0.51mL 0.26mL |
12.87mL 2.57mL 1.29mL |
25.73mL 5.15mL 2.57mL |
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