Cat. No. 3241
Chemical Name: (3S,6S,12aS)-1,2,3,4,6,7,12,12a-Oct
Biological ActivityPotent and selective breast cancer resistance protein multidrug transporter (BCRP) inhibitor (EC90 = 26 nM). Displays > 200-fold selectivity over P-gp and MRP-1 transporters. Increases intracellular drug accumulation and reverses BCRP-mediated multidrug resistance.
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
All Tocris products are intended for laboratory research use only.
Certificate of Analysis / Safety Data Sheet
Loevezijn et al (2001) Inhibition of BCRP-mediated drug efflux by fumitremorgin-type indolyl diketopiperazines. Bioorg.Med.Chem.Letts. 11 29.
Allen et al (2002) Potent and specific inhibition of breast cancer resistance protein multidrug transporter in vitro and in mouse intestine by a novel analogue of fumitremorgin C. Mol.Cancer Ther. 1 417. PMID: 12477054.
Allen et al (2003) Mouse breast cancer resistance protein (Bcrp1/Abcg2) mediates etoposide resistance and transport, but etoposide oral availability is limited primarily by P-glycoprotein. Cancer Res. 63 1339. PMID: 12649196.
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Keywords: Ko 143, supplier, Potent, selective, BCRP, inhibitors, MDR, Breast, Cancer, Resistance, Protein, Multidrug, Transporters, Ko143, ATP-binding, cassette
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May 19 - 22, 2015