- Homozygous deletion of the very low density lipoprotein receptor gene causes autosomal recessive cerebellar hypoplasia with cerebral gyral simplification. Boycott, K.M., Flavelle, S., Bureau, A., Glass, H.C., Fujiwara, T.M., Wirrell, E., Davey, K., Chudley, A.E., Scott, J.N., McLeod, D.R., Parboosingh, J.S. Am. J. Hum. Genet. (2005)