Fig. 2From: Gene expression profiling in the developing secondary palate in the absence of Tbx1 functionSignaling interactions during development of the secondary palate in WT and Tbx1 mutant embryos. Section in situ hybridization demonstrating the expression of key signaling molecules. a, b Shh; (c, d) Fgf10; (e, f) Fgfr2b; (g, h) Fgf8; (i, j) Bmp4; (k, l) Pax9Back to article page