Table 2. List of primers used to create in situ probes

Gene	Forward primer (5’ to 3’)	Reverse primer (5’ to 3’)
fgf4	TTGCCAATCCTGGTCTTA	GAAAGTGCATCGTCGTTC
fgf24	TTATATCGCGTGCTGGAT	CCACAAGCAGAGCGTACT
fgf17	GAGAACGCCAGACATGAG	AGGCGTTGAAGATGAACA