- Connexin 47 (Cx47)-deficient mice with enhanced green fluorescent protein reporter gene reveal predominant oligodendrocytic expression of Cx47 and display vacuolized myelin in the CNS. Odermatt, B., Wellershaus, K., Wallraff, A., Seifert, G., Degen, J., Euwens, C., Fuss, B., Büssow, H., Schilling, K., Steinhäuser, C., Willecke, K. J. Neurosci. (2003)