(Downloading may take up to 30 seconds.
If the slide opens in your browser, select File -> Save As to save it.)


Fig. 4. Decrease of Shh expression in Prx mutants in time. Radioactive hybridization on cross-sections of embryos of various stages as indicated. (A,C,E) Wild type; (B,D,F) Prx1-/-Prx2-/- mutant.