26/01/2009

'Birth control' for centrioles

Like DNA, centrioles need to duplicate only once per cell cycle. Rogers et al. uncover a long-sought mechanism that limits centriole copying, showing that it depends on the timely demolition of a protein that spurs the organelles' ...

Climate change enhances grassland productivity

More frequent freeze-thaw cycles in winter can increase biomass production according to the results of a recent study conducted by the Helmholtz Center for Environmental Research (UFZ), the University of Bayreuth and the ...

Scientists Identify Bacteria That Increase Plant Growth

(PhysOrg.com) -- Through work originally designed to remove contaminants from soil, scientists at the U.S. Department of Energy's Brookhaven National Laboratory and their Belgium colleagues at Hasselt University have identified ...

New Catalyst Paves the Path for Ethanol-Powered Fuel Cells

(PhysOrg.com) -- A team of scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory, in collaboration with researchers from the University of Delaware and Yeshiva University, has developed a new ...

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