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News Release 11-095
Scientists Discover Animal-like Urea Cycle in Tiny Diatoms in the Ocean
Cycle enables marine phytoplankton to use carbon and nitrogen from their environment
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Micrograph of the fusiform morphotype of the diatom Phaeodactylum tricornutum.
Credit: Alessandra De Martino, Ecole Normale Superieure, Paris
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Schematic of urea cycle in marine diatoms; the cycle helps in recovery from nutrient starvation.
Credit: Andrew Allen, JCVI, et al.
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Micrograph of the marine diatom Phaeodactylum tricornutum overexpressing a urea cycle protein.
Credit: Andew Allen, JCVI, et al.
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Micrographs of (clockwise from top right) oval, triradiate and fusiform P. tricornutum morphotypes.
Credit: Alessandra De Martino, Ecole Normale Superieure, Paris
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Diatoms found near Antarctica: major contributors to the Southern Ocean food web.
Credit: Dawn Moran, Woods Hole Oceanographic Instititution, and Andrew Allen, JCVI
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Diatoms from Puget Sound, Washington; diatoms are a critical part of the marine environment.
Credit: Adrian Marchetti, University of Washington, and Andrew Allen, JCVI
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