Table 1.

Probes used for in situ hybridization.

Probe	Sequence (5′→3′)
1	CGCTGTTCATACAAT*CAGAATTGCCAT*TGCACAACTCT*TTTCTCATTTCC
2	TCAAGTGCTTTCAAGAT*GAGTTGGATGGTCTTGGT*CCTTAGCCACTCCTTC

Asterisks indicate position of digoxigenin labeling.