Figure 2

Intrauterine growth retardation after CS exposure. Weight at cesarean section (E18.5) (A) body weight (B), lung weight and (C), lung-to-body weight ratios of fetuses. AIR (blue) or CS-exposed (orange) male (•) and females (▲) fetuses. Litter size > 6, mean ± SD; unpaired t test (*p < 0.05, **p < 0.01, ***p < 0.001, ****p < 0.0001).