Table 1.

Primers used for PCR amplification

Gene	Exon number	Primer sequence
PCDH18	Exon 1	Forward 5′-TAATCTGGGAAGCAAGGGGAC-3′
		Reverse 5′-ACGACCAAACAAACGCAAGG-3′
	Exon 2	Forward 5′-CACTGTCTCCTGCCTCACTG-3′
		Reverse 5′-ATAGTTGGTAGCTGGCTGCG-3′
	Exon 3	Forward 5′-GGCTGTATCGGATGAGGTGG-3′
		Reverse 5′-CCAGCAGGTCTCTCAGCTTC-3′
	Exon 4	Forward 5′-CAGTGGCTAGTTTCTACACGAC3′
		Reverse 5′-TCACACCTAGTTCTTCCCACG-3′