Mutations in the SPG7 gene encoding a mitochondrial protein termed paraplegin, are responsible for a recessive form of hereditary spastic paraparesis. Only few studies have so far been performed in large groups of hereditary spastic paraplegia (HSP) patients to determine the frequency of SPG7 mutati
Clinical and genetic study of a Brazilian family with spastic paraplegia (SPG6 locus)
β Scribed by Renato P. Munhoz; Toshitaka Kawarai; Helio A. Teive; Salmo Raskin; Christine Sato; Yan Liang; Peter H. St. George-Hyslop; Ekaterina Rogaeva
- Publisher
- John Wiley and Sons
- Year
- 2006
- Tongue
- English
- Weight
- 82 KB
- Volume
- 21
- Category
- Article
- ISSN
- 0885-3185
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β¦ Synopsis
Abstract
We describe a Brazilian family in which inheritance of a G106R mutation in the SPG6 gene (also know as NIPA1) resulted in an autosomal dominant form of hereditary spastic paraplegia (ADHSP). Clinical investigations indicated that this family has a pure form of spastic paraplegia. All patients presented with gait difficulty in their twenties, progressing to frank spastic paraplegia during the next decade. Our report further supports evidence that mutations in SPG6 cause ADHSP. Β© 2005 Movement Disorder Society
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## Abstract A novel __SPG4__ 906delT frameβshift mutation in exon 6 was identified in a large Italian family with an autosomal dominant form of hereditary spastic paraplegia (ADHSP). Intrafamilial phenotypic variations observed in the pedigree included spasticity and additional clinical features, s
## Abstract We describe a Japanese family in which inheritance of a novel mutation p.A100T in __SPG6__ resulted in an autosomal dominant form of hereditary spastic paraplegia (ADHSP). Clinical investigation showed a pure form of HSP. Our study demonstrates further allelic heterogeneity of __SPG6__.
We have reinvestigated a large kindred identified over 25 years ago segregating for a form of pure autosomal dominant hereditary spastic paraplegia (HSP). We have examined additional relatives in order to refine the clinical and genetic characteristics of this disorder, and performed an analysis to
Hereditary spastic paraplegias (HSP) comprise a genetically and clinically heterogeneous group of neurodegenerative disorders characterised by progressive spasticity and hyperreflexia of the lower limbs. Autosomal dominant hereditary spastic paraplegia linked to the SPG3A locus on chromosome 14q11-2