Table 1. Primers used to amplify the target genes.

Target	Primer forward (5’-3’)	Primer reverse (5’-3’)	Product size (bp)
hap2 full length	atggatggacccgagaagcgt	caatgggattggatcccgacg	2271
hap2-5’flanking region	ggggctcgagctagaaacccctcaa	ccccctcgagtacatcaacgttggtg	938
hap2-3’flanking region	gggggatcctgtatagagagcacaa	cccggatccatactcttaaactact	627
hap2/ RT- PCR	aaagcgtctatgtaatcaa	acagttttcttctcgtca	165
6-Cys A/ RT- PCR	atggatatccaaaacacattaaatagg	caacatattattcctgtccacacc	558
6-Cys B/ RT- PCR	atgtcgcaattaaacttac	atgtggagtatccgggcc	500