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Cover Figure

COVER This week features a Review on the mechanisms by which the PAR1 and SIP1 receptors regulate endothelial adherens junction integrity. The image depicts an adherens junction. [Image: Preston Huey, AAAS]

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