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Effect of E2 treatment on MCF7 cell viability and migration. MCF7 cells were treated with 1 mM of E2 for 3 h. (A) MTT assay and (B) wound healing assay were used to evaluate cell viability and migration, respectively. Non-treated MCF7 cells were used as the control. *P<0.05 vs. control, **P<0.01 vs. control. OD, optical density; E2, estradiol.
