Bacterial response to oxidation studied as toxin barometer
Common bacteria with an overt reaction to toxins that cause oxidative stress show promise as a biosensor to predict public health threats.
Common bacteria with an overt reaction to toxins that cause oxidative stress show promise as a biosensor to predict public health threats.
Bio & Medicine
Mar 26, 2007
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Until a decade ago, scientists categorized microorganisms almost exclusively by their physical characteristics: how they looked, what they ate, and the by-products they produced. With the advent of genomic sequencing and ...
Mar 26, 2007
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To the delight of researchers at Washington University School of Medicine in St. Louis, living cells gobbled up fluorine-laced nanoparticles without needing any coaxing. Then, because of the unusual meal, the cells were easily ...
Bio & Medicine
Mar 26, 2007
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Greenland is cold and hot. It's a deep freezer storing 10 percent of Earth's ice and a subject of fevered debate. If something should melt all that ice, global sea level could rise as much as 7 meters (23 feet). Greenland ...
Earth Sciences
Mar 26, 2007
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iPods have a significant effect on driver performance, according to Drexel University professor of computer science Dario Salvucci, who recently conducted a preliminary study to determine the effects of iPod use while driving. ...
Other
Mar 26, 2007
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A pioneering “biofuel cell” that produces electricity from ordinary air spiked with small amounts of hydrogen offers significant potential as an inexpensive and renewable alternative to the costly platinum-based fuel ...
Mar 26, 2007
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You're high above the desert peaks. Your Predators are approaching their targets. Information from instruments, cameras and radar is before your eyes. And with the help of 100 million pixels of bright and vivid virtual reality ...
Engineering
Mar 26, 2007
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Little children never cease to amaze. University of Washington researchers have found that 18-month-old toddlers engage in what they call "emotional eavesdropping" by listening and watching emotional reactions directed by ...
Other
Mar 26, 2007
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Texas Instruments today announced a new single-chip device that is expected to drive GPS applications into mainstream mobile phones.
Engineering
Mar 26, 2007
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The nose knows – whether it’s on a fruit fly or a human. And while it would seem that how a fruit fly judges odors should differ from how a human smells, new research from Rockefeller University finds that at the neurobiological ...
Mar 26, 2007
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