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Figure 6 Bar graphs demonstrating mean myocyte cross sectional areas measured in sham (white bars) and MI hearts (black bars) in the placebo and estrogen treated groups. The increase in myocyte cross-sectional (CS) area in the E2-MI mice was statistically significant whereas the modest increase in the placebo group was not. *p < 0.02 MI group vs. sham. Abbreviations as in Figure 1.