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Fig. 2 pk1 morphants exhibit defects in convergent extension movements. (A,B) Lateral views of pharyngula stage living wild-type (A) and pk1-morphant (B) embryos. The pk1-morphant embryo (B) shows a slightly compressed trunk with a curled down tail. (C-J,O-R) Dorsal views of tailbud-stage wild-type (WT) and pk1-morphant (WT + pk1-Mo) embryos. (K-N) Lateral views of 80% epiboly wild-type (WT) and pk1-morphant (WT + pk1-Mo) embryos. Anterior is up and genes analysed are indicated bottom right. Dots outline the prospective neural plate. e, eye field; mb, prospective midbrain; t, prospective telencephalon; psm, presomitic mesoderm; hm, head mesoderm; n, prospective notochord, pcp, prechordal plate.

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