Table 2 Primers for qRT-PCR to identify ctsb, ctsd and β-actin

Genes		Primer sequence	Product size
ctsb	Forward	5’-CTGGTTTCTGGTGGTCTCTATG-3’	87
	Reverse	5’-TCTGGTGCCATTCACATGAT-3’
ctsd	Forward	5’-CCCTTAAGTACAACTTTGGCTTTC-3’	98
	Reverse	5’-CAGGCTGATCTCACCGTAATA-3’
β-actin	Forward	5’-GCGACCTCACAGACTACCT-3’	228
	Reverse	5’-CTGGGCAACGGAACCT-3’