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Summary of Fgfs, Etv4 and Etv5 in molar tooth development. Schematic representation of a combination of expression of Fgf ligands, Etv4 and Etv5, in molar tooth development at E10.5, E12.5, E13.5 E14.5 and E18.5. Etv4 and Etv5 were expressed in an identical manner in embryonic tooth development. Expression in epithelium shown in blue and in mesenchyme in red.
