Figure 1.
Ancestry trees of the F3 generation mice studied.
(a) Ancestry trees of mice studied in the experiments. (b) Ancestry trees of mice studied, detailing those heterozygous mice used to evaluate Dio3 allelic expression. Note that F1 generation Dio3-/- mice (males or females) are not overexposed to thyroid hormone in adult life. (Not all possible genotypes are shown).