Expansion of a repetitive DNA sequence is associated with neurodegeneration. Three studies identify genes involved in nuclear import and export that can mediate the toxicity this expansion causes. See Article p.56 & Letter p.129
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Fox, B., Tibbetts, R. Problems at the nuclear pore. Nature 525, 36–37 (2015). https://doi.org/10.1038/nature15208
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DOI: https://doi.org/10.1038/nature15208