Table 1. Primer sets for the detection of cat I, cat II, cat III, and cat IV genes in this study

Primers	Target genes	Primer sequence (5’-3’)	Product size (bp)
C-1	cat I	GGTGATATGGGATAGTGTT	349
C-2	cat II	GATTGACCTGAATACCTGGAA	567
C-3	cat III	CCATACTCATCCGATATTGA	275
C-4	cat IV	CCGGTAAAGCGAAATTGTAT	451
C-R	-	CCATCACATACTGCATGATG	-