Copy-Paste Errors Found in Landmark Parkinson's Disease Research Dataset
By
jruohonen
Baker's choice. Dense with flavour, light on filler.
Summary
A landmark Parkinson's Disease research paper that received widespread media coverage and over 3000 citations contains duplicated data sequences in its publicly available dataset on Dryad. The article examines how such copy-paste errors in scientific datasets can go unnoticed for years, based on initial scanning of Excel files from 600 published papers.
Key quotes
· 5 pulledThe above data comes from a landmark paper in Parkinson's Disease research, which provided the first-ever evidence that the disease originates in the gut rather than the brain.
The paper received media coverage from major outlets and has amassed over 3000 citations from other scientific papers.
But the underlying data contains sequences of duplicated values that should belong to completely different individual mice.
The dataset has been publicly available on Dryad - an open-access repository where scientists upload their raw data - for more than 8 years.
Why didn't anyone notice t
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