This Week in PNAS

In the early, online edition of the Proceedings of the National Academy of Sciences, a UK team describes gene expression shifts in blood samples from people deprived of sufficient shuteye. Array-based transcripome profiling on samples from 26 individuals involved in week-long sleep restriction experiments indicated that insufficient snoozing can lead to higher- or lower-than-usual expression of hundreds of genes in the blood, the researchers report.

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