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A: Group mean ± S.E. levels (ng/ml) of corticosterone following maternal and lifetime Pb exposure for groups as indicated. Sample sizes ranged from 7–10 for maternal Pb and 3–7 (PND 5–6), 8–12 for 4 and 8–9 mos and 2–5 for 10–11 mos of age (post-behavioral testing) in lifetime Pb exposure groups. B: Group mean ± S.E. hippocampal GR cytosolic and nuclear GR density in response to maternal Pb exposure. Sample sizes range from 6–8. Pb indicates main effect in the two factor ANOVA.
