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Figure 6


Fig. 6. N-Myc deficiency does not affect expression of Fgf8 and Fgf4. Whole-mount in situ hybridization analysis of Fgf8 (A) and Fgf4 (B) expression in mouse forelimbs at the indicated embryonic stages. Note restriction of Fgf8 expression to epithelium at the distal tips of digits in both PC and PC-NMycf/f embryos.