- A nuclear defect in the 4p16 region predisposes to multiple mitochondrial DNA deletions in families with Wolfram syndrome. Barrientos, A., Volpini, V., Casademont, J., Genís, D., Manzanares, J.M., Ferrer, I., Corral, J., Cardellach, F., Urbano-Márquez, A., Estivill, X., Nunes, V. J. Clin. Invest. (1996)









