Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain
the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in
Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles
and JavaScript.
This Perspective reviews the molecular, cellular and organismal response pathways that nucleic acid nanodevices are likely to interact with when deployed in living systems, and outlines ways to design nanodevices that either evade or react to the host response.