Article
Maternal uniparental isodisomy causing autosomal recessive GM1 gangliosidosis: a clinical report.
Journal of genetic counseling - 1 Oct 2014
King Jessica E, Dexter Amy, Gadi Inder, Zvereff Val, Martin Meaghan, Bloom Miriam, Vanderver Adeline, Pizzino Amy, Schmidt Johanna L
Abstract excerpt
Uniparental disomy is a genetic cause of disease that may result in the inheritance of an autosomal recessive condition. A child with developmental delay and hypotonia was seen and found to have severely abnormal myelination. Lysosomal enzyme testing identified an isolated deficiency of beta-galactosidase. Subsequently, homozygous missense mutations in the galactosidase, beta 1 (GLB1) gene on chromosome 3 were...
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