Estimated marginal mean ± SEM of heart weights collected at PND21 (A) and PND85 (B) for developmentally exposed C57Bl/6 female mice. Estimated marginal mean ± SEM of percent collagen deposition in heart sections at PND21 (C) and PND85 (D). Estimated marginal mean ± SEM of cardiac myocyte diameters (μm) at PND21 (E) and PND85 (F). *, different than untreated controls (vehicle) alone at P ≤ .05; #, different than untreated controls (vehicle) alone at .05 < P ≤ .10; n = 9, 9, 7, 8, 6, and 10 litters for vehicle (VEH), Mix3, Mix30, Mix300, Mix3000, and flutamide (FLUT), respectively. Abbreviation: PND, postnatal day.