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About the Cover

October 27, 2011; 118 (17)

Cover image expansion

To connect with the host vasculature, implanted endothelial cells (green) wrap around existing vessels (brown), express MMPs (small dots), modify existing wall structure, and replace the underlying host ECs in a process of “wrapping-and-tapping” anastomosis. Illustration by Lance Munn. See the article by Cheng et al on page 4740.