Contents

01 November 2011
Vol 4, Issue 197

About The Cover

Cover image expansion

Online Cover This week features a Research Article identifying a pathway whereby the tumor suppressor p53 activates miRNA-34 to inhibit Wnt signaling and colorectal cancer cell invasiveness. The image depicts an assay of cancer cell invasion. [Image: Xiao-Yan Li, University of Michigan, Ann Arbor]