Table 1.

Primer sequences used for qRT-PCR.

Species	Gene Names	Primer Sequences
Human	TNF-α	forward: 5′-GCCCAGGCAGTCAGATCATCT-3′ reverse: 5′-TTGAGGGTTTGCTACAACATGG-3′
Human	IL6	forward: 5′-ACTCACCTCTTCAGAACGAATTG-3′ reverse: 5′-CCATCTTTGGAAGGTTCAGGTTG-3′
Human	MMP1	forward: 5′-GATGGACCTGGAGGAAATCTTG-3′ reverse: 5′-TGAGCATCCCCTCCAATACC-3′
Human	MMP3	forward: 5′-GGTGTGGAGTTCCTGATGTTG-3′ reverse: 5′-AGCCTGGAGAATGTGAGTGG-3′
Human	MMP13	forward: 5′-TCAGGAAACCAGGTCTGGAG-3′ reverse: 5′-TGACGCGAACAATACGGTTA-3′
Human	COL2A1	forward: 5′-TGGTGATGATGGTGAAGCTG-3′ reverse: 5′-GAACCACTCTCACCCTTCAC-3′
Human	GAPDH	forward: 5′-AACAGCGACACCCACTCCTC-3′ reverse: 5′-GGAGGGGAGATTCAGTGTGGT-3′