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Science 316 (5823): 377-378

Copyright © 2007 by the American Association for the Advancement of Science

SCARECROWs at the Border

Liam Dolan

The trapping of a diffusible regulatory protein by its binding partner is a central component in the development of a structure in plants that has the thickness of a single cell.

The author is in the Department of Cell and Developmental Biology, John Innes Centre, Norwich NR4 7UH, UK. E-mail: liam.dolan{at}

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