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Semi-quantitative RT-PCR analysis showing galectin-7 and TP53 mRNA levels following transfection with an expression vector encoding the wt p53 or a mutated form of p53 (R175H, R273H, V143A, R249S or R248W) in MCF-7 (A), MDA-MB-231 (B) and MDA-MB-453 (C). An empty pCDNA3.1 vector was used as a control (CTRL). GAPDH is used as loading control.
