GJB2 and melanoma: These data are supported by other studies revealing mRNAs of Cx32, Cx31 and Cx45 in WM793B and 1205Lu human melanoma cells lines [41], as well as those of Cx43, Cx31, Cx31.1, Cx32 [26], Cx26 and Cx30 [27], and Cx46 [28], in human melanoma cases.