- Functional characterization of a novel Cx26 (T55N) mutation associated to non-syndromic hearing loss. Melchionda, S., Bicego, M., Marciano, E., Franzè, A., Morgutti, M., Bortone, G., Zelante, L., Carella, M., D'Andrea, P. Biochem. Biophys. Res. Commun. (2005)