Table 1. PCR Primer pairs for quantitative real time RT-PCR.

Target	Primer 1	Primer 2
GJA4/Cx37	ATT AAG GAG CAT GGC GAC TTC T	CCC AGG AGG AAA AGC ATG AG
GJA5/Cx40	ACA CCA CCC CCC GAC TTT A	TTA TTG CTG AAG GGA TTG AAG AAT T
GJA1/Cx43	TTT GAT GGA CCT GGA GGA AAT C	TGA GCA TCC CCT CCA ATA CC
GJC1/Cx45	AAT GCT AAG ATC GCC TAC AAG CA	CTC CTC ATG GCT GCC ATA CTG
GJA3/Cx46	CAA CAC GGT GGA CTG CTT CA	AGG CCA CCG CCA GCA T
ADAMTS5	AAT AAC CCT GCT CCC AGA AAC A	GCG GTA GAT GGC CCT CTT C
HPRT	TGA CAC TGG CAA AAC AAT GCA	GCT TGC GAC CTT GAC CAT CT
GAPDH	CCC ACT CCT CCA CCT TTG AC	CAT ACC AGG AAA TGA GCT TGA CAA
RPL13	AGC CTT CGC TAG TCT CCG TAT G	TGG CTC TTT TTG CCC GTA TG