Note to users. If you're seeing this message, it means that your browser cannot find this page's style/presentation instructions -- or possibly that you are using a browser that does not support current Web standards. Find out more about why this message is appearing, and what you can do to make your experience of our site the best it can be.
Cover Figure

COVER This week features a Perspective about signals that specify axons and dendrites. The image shows that active Rit (a GTPase) is more abundant in the axon, where it contributes to the growth of this neuronal process. [Image: Christopher Bickel, AAAS]

[Table of Contents]

To Advertise     Find Products

Science Signaling. ISSN 1937-9145 (online), 1945-0877 (print). Pre-2008: Science's STKE. ISSN 1525-8882