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Single Injection of RNA Therapy Blocks Degeneration, Prevents Disease Progression in Mice Models of Familial ALS

A single spinal injection of an investigational RNA therapy blocked motor neuron degeneration and saved motor function in animal models of familial amyotrophic lateral sclerosis (ALS) linked to SOD1 mutations, a study  reports. Giving the treatment — a virus-delivered gene-silencer targeting the SOD1 gene —  before the onset of…

Mitochondrial ‘Suicide’ May Signal Start of Neurodegeneration in ALS, Mouse Study Suggests

A newly discovered self-destructive mechanism in mitochondria, the cells’  powerhouses, may be one of the first deficits leading to motor neuron degeneration associated with toxic TDP-43 clumps — a hallmark of amyotrophic lateral sclerosis (ALS). That evidence from a preclinical study suggests available therapies against mitochondrial degeneration might help halt neurodegeneration…