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.
A sodium channel known for its role in the perception of pain also seems to be necessary for olfaction. The multiple roles of this channel and the diverse effects of its mutations raise intriguing questions. See Article p.186