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. Author manuscript; available in PMC: 2014 Aug 7.
Published in final edited form as: J Environ Pathol Toxicol Oncol. 2012;31(1):49–59. doi: 10.1615/jenvironpatholtoxicoloncol.v31.i1.60

TABLE 1.

EC50 Values determined from clonogenic survival assays

Drug Cell Type
MCF-7 MDA-MB-435 MDA-MB-231
Cisplatin 305.00 ± 21.21 311.96 ± 57.31 329.36 ± 38.74
DP 6 ± 0.73* 1.77 ± 0.33* 1.26 ± 0.31*

Values presented are drug concentrations in micromoles.

*

Statistically significant compared with cisplatin within cell line, with P < 0.05. DP, dichloro(4,4′-dipropyl-2,2′-bipyridine) platinum.