SOD1 aggregation in ALS mice shows simplistic test tube behavior

作者: Lisa Lang , Per Zetterström , Thomas Brännström , Stefan L. Marklund , Jens Danielsson

DOI: 10.1073/PNAS.1503328112

关键词: MutationUnfolded protein responseIn vitroGenetically modified mouseSOD1Superoxide dismutaseProtein aggregationIn vivoNeuroscienceBiology

摘要: A longstanding challenge in studies of neurodegenerative disease has been that the pathologic protein aggregates live tissue are not amenable to structural and kinetic analysis by conventional methods. The situation is put focus current progress demarcating aggregation vitro, exposing new mechanistic details now calling for quantitative vivo comparison. In this study, we bridge gap presenting a direct comparison kinetics ALS-associated superoxide dismutase 1 (SOD1) vitro transgenic mice. results based on sampling antibody assays show SOD1 fibrillation mirror with remarkable accuracy spinal cord aggregate buildup progression This similarity between data suggests that, despite complexity tissue, follows robust simplistic rules, providing insights into ALS pathology organism-level manifestation phenomena general.

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