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Deep Learning Technology: Sebastian Arnold, Betty van Aken, Paul Grundmann, Felix A. Gers and Alexander Löser. Learning Contextualized Document Representations for Healthcare Answer Retrieval. The Web Conference 2020 (WWW'20)
Funded by The Federal Ministry for Economic Affairs and Energy; Grant: 01MD19013D, Smart-MD Project, Digital Technologies
In terms of frequency, is estimated at 2 per 100,000, it has identified in different regions of the world. Some clusters of certain types of autosomal dominant cerebellar ataxia reach a prevalence of 5 per 100,000.
In terms of the genetics of autosomal dominant cerebellar ataxia 11 of 18 known genes are caused by repeated expansions in corresponding proteins, sharing the same mutational mechanism. SCAs can be caused by conventional mutations or large rearrangements in genes that make glutamate and calcium signaling, channel function, tau regulation and mitochondrial activity or RNA alteration.
The mechanism of Type I is not completely known, however Whaley, et al. suggest the polyglutamine product is toxic to the cell at a protein level, this effect may be done by transcriptional dysregulation and disruption of calcium homeostasis which causes apoptosis to occur earlier.