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

ONLINE COVER This week's issue features a Research Article demonstrating that the transcription factor Rfx4 regionally regulates the formation of primary cilia, cellular structures that are crucial for Sonic hedgehog (Shh) signaling in the developing central nervous system. The image shows the ciliary defects in the telencephalon of a mutant mouse embryo lacking Rfx4 activity. [Image: Amir M. Ashique, Genentech Inc., South San Francisco, CA, USA]

[Table of Contents]

To Advertise     Find Products

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