Matches in SemOpenAlex for { <https://semopenalex.org/work/W4376280314> ?p ?o ?g. }
- W4376280314 abstract "ABSTRACT Aging is characterized by the accumulation of amyloid and prion-like proteins. However, the molecular mechanisms by which these proteins arise remain unclear. Here, we demonstrate that transcript errors generate amyloid and prion-like proteins in a wide variety of human cell types, including stem cells, brain organoids, and fully differentiated neurons. Intriguingly, some of these proteins are identical to proteins previously implicated in familial cases of amyloid diseases, raising the possibility that both familial and non-familial cases are caused by identical mutant proteins. However, transcript errors also generate amyloid proteins that have not been observed before, suggesting that aging cells are exposed to a second class of pathogenic proteins we are currently unaware of. Finally, we show that transcript errors are readily generated by DNA damage, a hallmark of human aging and a staple of multiple proteotoxic diseases, including Alzheimer’s disease. Together, these observations greatly expand our understanding of mutagenesis in human aging and disease and suggest a new mechanism by which amyloid diseases can develop." @default.
- W4376280314 created "2023-05-13" @default.
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- W4376280314 date "2023-05-11" @default.
- W4376280314 modified "2023-10-11" @default.
- W4376280314 title "Transcript errors generate a continuous stream of amyloid and prion-like proteins in human cells" @default.
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