Table I.

Sequences of primers used for RT-qPCR.

Gene	Primer sequences
GAPDH	Forward: 5′-TGCCCCCATGTTTGTGATG-3′
	Reverse: 5′-TGTGGTCATGAGCCCTTCC-3′
IL-1β	Forward: 5′-CAAATCTCGCAGCAGCACATC-3′
	Reverse: 5′-TGTCCTCATCCTGGAAGGTC-3′
IL-6	Forward: 5′-GAAGTTCCTCTCTGCAAGA-3
	Reverse: 5′-ACAGGTCTGTTGGGAGTG-3′
NGF	Forward: 5′-CTGGACTAAACTTCAGCATTC-3′
	Reverse: 5′-GTCTGGGGTCTACAGTGATG-3′
IGF-1	Forward: 5′-GATGCTCTTCAGTTCGTGTGTG-3′
	Reverse: 5′-TCTCCAGTCTCCTCAGATCAC-3′