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AHR assessed with methacholine. N: normal water. R: airway resistance. BPA-BPA: both prenatal and postnatal exposure to BPA, BPA-N: only prenatal exposure, N-BPA: only postnatal and N-N: no BPA exposure. Data are expressed as mean ± SE (n = 5-11 litters). There was no significant difference between any of the non OVA-sensitized groups. *p < 0.05 compared with BPA non exposed and OVA sensitized groups
