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Mobile small RNAs: Sperm–companion communication

A series of genetic experiments demonstrates that small RNAs can direct gene silencing within germ cells in a non-cell-autonomous manner. This provides evidence for how plant germ and non-germ cells may communicate to maintain genome integrity during reproductive transitions.

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Figure 1: A model of how siRNAs derived from companion cells may mediate silencing in germ cells.

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Correspondence to Michael D. Nodine.

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Nodine, M. Mobile small RNAs: Sperm–companion communication. Nature Plants 2, 16041 (2016). https://doi.org/10.1038/nplants.2016.41

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