Contents

30 September 2014
Vol 7, Issue 345

About The Cover

Cover image expansion

Online Cover This week, Science Signaling wraps up a series of issues with content related to TGF-β signaling and regulation of the epithelial- or endothelial-to-mesenchymal transition. Read the Editorial Guide for details. The image shows an artist's representation of epithelial cells undergoing the transition to the migratory mesenchymal state. [Image: V. Altounian /Science Signaling]