Table 1.

Sequences of primers used for real‐time polymerase chain reaction (PCR) analysis (5′–3′)

Gene	Forward	Reverse
β‐actin	CATCCGTAAAGACCTCTATGCCAAC	ATGGAGCCACCGATCCACA
IL‐1β	TCCAGGATGAGGACATGAGCAC	GAACGTCACACACCAGCAGGTTA
IL‐6	CCACTTCACAAGTCGGAGGCTTA	CCAGTTTGGTAGCATCCATCATTTC
RANKL	AAACTGGTCGGGCAATTCTG	AGGGTTGGACACCTGAATGCTA
IL‐21	CAGGCTAAGAGCTTGTATCGTTTGG	AGGACTGGCTGAGTCTTGAGCAC
TNF‐α	TATGGCCCAGACCCTCACA	GGAGTAGACAAGGTACAACCCATC

IL = interleukin; RANKL = receptor activator of nuclear factor kappaB ligand; TNF = tumor necrosis factor.