- Analysis of heavy neurofilament subunit gene polymorphism in Russian patients with sporadic motor neuron disease (MND). Skvortsova, V., Shadrina, M., Slominsky, P., Levitsky, G., Kondratieva, E., Zherebtsova, A., Levitskaya, N., Alekhin, A., Serdyuk, A., Limborska, S. Eur. J. Hum. Genet. (2004)