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Expression of CYP1A1 in thymus of mothers and fetuses post-TCDD exposure and treatment with vehicle or RES. A, Expression (RT-PCR) of CYP1A1 in thymi of mothers and fetuses. In panel B, RT-PCR data are presented as percentage of 18S expression with the latter being considered as 100%. Data are depicted as mean ± SEM of three independent experiments. Asterisk (*) in panel B indicates statistically significant (p<0.05) difference between groups compared.
