Fig. 5From: Divergent axial morphogenesis and early shh expression in vertebrate prospective floor platea–f temporal dynamics of shh expression in Xenopus laevis embryos between early gastrula and tadpole stages. g–h expression of patched 2 at middle (g) and late (h) gastrula stage. bl Blastopore. Scale bar 200 µmBack to article page