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Cover Figure

COVER This week features an Editorial Guide on new approaches to cancer therapy, as well as two Perspectives and a Review. The image depicts colon cancer progression. [Image: Adapted from an image from the National Cancer Institute; Terese Winslow (copyright 2005), U.S. Govt. has certain rights]

[Table of Contents]

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