Fig. 3. Expression of Cs-lhx3 (A-D), Cs-otx (E-H) and Cs-ttf1 gene (I-L) in ß-catenin overexpressed embryos (A, C, E, G, I, K) or in cadherin overexpressed embryos (B, D, F, H, J, L), at the 32-cell stage (A, B, E, F, I, J) and at the 110-cell stage (C, D, G, H, K, L). Vegetal pole view; anterior is upwards, posterior is downwards. Scale bar: 100 µm.