10 April 2012
Vol 5, Issue 219

About The Cover

Cover image expansion

Online Cover This week features a Research Article about a signaling complex that enables the compartmentalized regulation of cyclic AMP signaling by calcium entering through a specific channel. The image shows the effects of calcium released from internal stores on interactions between wild-type or mutant forms of proteins in this complex. [Image: Debbie Willoughby/University of Cambridge, United Kingdom]