Research Article

Rac1 and Stathmin but Not EB1 Are Required for Invasion of Breast Cancer Cells in Response to IGF-I

Figure 4

Expression of Pak1, IRSp53, and WAVE2 in MDA-MB-231 and MCF7 cells. After stimulation with IGF-I for 0, 0.5, or 6 h, cells were lysed and processed for immunoblotting with antibodies to Pak1 (a), IRSp53 (b), and WAVE2 (c). Band intensity relative to that in unstimulated control MDA-MB-231 cells is given.
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615912.fig.004b
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