This Week in Science

In Science this week, researchers from the University of Massachusetts and the University of Oxford report on the discovery that transposons are more mobile in certain neurons than others in the Drosophila brain. Fly cells typically use the piwi-interacting proteins Aubergine and Argonaute 3 to suppress transposable elements. However, in mushroom body neurons, where transposon expression is more abundant, these two proteins are less abundant.

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