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. Author manuscript; available in PMC: 2013 Jul 1.
Published in final edited form as: Cancer Lett. 2012 Feb 2;320(1):104–110. doi: 10.1016/j.canlet.2012.01.039

Table 1.

Characteristics of signaling molecules in MDA-MB-231, MCF-7, and SK-BR-3 cell lines.

Cell line ER, PR expression Her2 amplification PI3K mutation PTEN mutation Ras mutation Raf mutation
MDA-MB-231 - - - + + -
MCF-7 + - + - - -
SK-BR-3 - + - - - -