Table 2.

Used primers with sequences and references.

Gene	Primer Sequence		Reference
GAPDH	forward	TGCACCACCAACTGCTTAGC	[35]
	reverse	GGCATGGACTGTGGTCATGAG
COL2A1	forward	GTTATCGAGTACCGGTCACAGAAG	[36]
	reverse	AGTACTTGGGTCCTTTGGGTTTG
ACAN	forward	CAGCACCAGCATCCCAGA	[36]
	reverse	CAGCAGTTGATTCTGATTCACG
COL1A1	forward	TGACCTCAAGATGTGCCACT	[37]
	reverse	ACCAGACATGCCTCTTGTCC
SOX9	forward	AGACCTTTGGGCTGCCTTAT	[38]
	reverse	TAGCCTCCCTCACTCCAAGA
MMP13	forward	GACTTCACGATGGCATTGCTG	[39]
	reverse	GCATCAACCTGCTGAGGATGC