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Nature 453, xi (22 May 2008) | doi:10.1038/7194xia; Published online 21 May 2008

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Making the paper: Julie Theriot

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Mechanism for cell shapeliness decoded from fish scales.

What determines a cell's shape might not seem a particularly pressing question. But biochemist Julie Theriot explains that, for those eukaryotic cells that don't have a cell wall, shape is intrinsically connected to the inner mechanics that facilitate cell movement.