(Phys.org)—Scientists have discovered 100 million-year-old regions in the DNA of several plant species which could hold secrets about how specific genes are turned 'on' or 'off'.
Biotechnology
Dec 5, 2012
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(Phys.org)—In 2011, an outbreak of Listeria monocytogenes in cantaloupe led to almost 150 illnesses and 30 deaths. With a spate of recent outbreaks of such foodborne pathogens as Salmonella, Shiga toxin-producing E. coli ...
Cell & Microbiology
Dec 5, 2012
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Bacteria that cause the tick-borne disease anaplasmosis in humans create their own food supply by hijacking a process in host cells that normally should help kill the pathogenic bugs, scientists have found.
Cell & Microbiology
Nov 29, 2012
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(Phys.org)—Salmonella typhi is a particularly nasty bacterium that targets only humans and causes typhoid fever, which kills hundreds of thousands of people annually. In a new study appearing in the Nov. 16 issue of the ...
Cell & Microbiology
Nov 15, 2012
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Cancer, food pathogens and biosecurity threats can all be detected using a sensing technique called surface enhanced Raman spectroscopy (SERS). To meet ever-increasing demands in sensitivity, however, signals from molecules ...
Nanomaterials
Oct 10, 2012
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In an effort to save the dwindling honeybee population researchers at the University of Nevada, Las Vegas are looking to viruses to help treat one of the most destructive and widespread bee brood diseases in the United States. ...
Cell & Microbiology
Jun 18, 2012
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(Phys.org) -- Salmonella becomes dangerously virulent only when molecular sensors within the organism sense changes in the environment, a team of researchers from the Yale School of Medicine and the Yale Microbial Diversity ...
Cell & Microbiology
Jun 15, 2012
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Green onions cause about five percent of outbreaks of food poisoning from produce, worldwide. Now a team of researchers from the University of Delaware, Newark, shows that high pressure treatment of green onions can kill ...
Cell & Microbiology
Mar 20, 2012
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Food-borne diseases might soon have another warrior to contend with, thanks to a new molecule discovered by chemists at the University of Illinois. The new antibiotic, an analog of the widely used food preservative nisin, ...
Biochemistry
Mar 19, 2012
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Scientists from Queen Mary, University of London have discovered the workings behind some of the bacteria that kill hundreds of thousands every year, possibly paving the way for new antibiotics that could treat infections ...
Cell & Microbiology
Feb 9, 2012
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