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Fig. 6. Misexpression of foxi1 can induce ectopic pax8 expression. (A,B) Double in situ labeling of one-somite stage wild-type embryo injected with a foxi1 expression vector. The same embryo is shown in both panels, dorsolateral view, anterior towards the left. (A) pax8 expression shown in dark purple. The large arrow indicates an example of ectopic expression. (B) foxi1 expression shown in red. ot, otic primordia.