The authors of a 2018 nanoscience paper have retracted the article after three doctoral students highlighted a problem with its methods.
The 2018 study attracted media attention for suggesting that nanospears, microscopic structures similar to splinters, may be useful in delivering gene therapies.
Paul Weiss, a nanoscientist and a corresponding author of the paper, announced the retraction on Twitter April 5, the same day the retraction notice appeared. Weiss holds several academic positions, including Presidential Chair of Chemistry and Distinguished Professor of Chemistry and Biochemistry at the University of California, Los Angeles (UCLA).
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