07 October 2014
Vol 7, Issue 346

About The Cover

Cover image expansion

Online Cover This week features a Research Article that describes how the growth factor IGF-1 enhances the activity of voltage-gated calcium channels in peripheral nerves. The image shows an artist's version of the calcium channel (orange) and the IGF-1 receptor (yellow). Calcium ions are shown as red balls [Image: C. Bickel/Science Signaling]