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Graph showing the mean area % of Bcl-2 and Caspase-3 expression in the cerebral cortex of rat fetuses of different groups. Data are represented as mean area% ± SEM. Asterisks (* - **) refer to the p value compared with the control group. a = significant (p < 0.05) compared with GBP group. *p < 0.05, **p < 0.0001 n = 6 (number of sections).
