News tagged with escherichia coli

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A new weapon in the war against superbugs

In the arms race between bacteria and modern medicine, bacteria have gained an edge. In recent decades, bacterial resistance to antibiotics has developed faster than the production of new antibiotics, making bacterial infections ...

dateDec 02, 2013 in Cell & Microbiology
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Mutations: When benefits level off

Beneficial mutations within a bacterial population accumulate during evolution, but performance tends to reach a plateau. Consequently, theoretical evolutionary models need to take into account a "braking effect" in expected ...

dateJun 08, 2011 in Evolution
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Genetically engineered bacteria compute the route

US researchers have created 'bacterial computers' with the potential to solve complicated mathematics problems. The findings of the research, published in BioMed Central's open access Journal of Biological Engineering, demonstrate ...

dateJul 24, 2009 in Biotechnology
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Bacteria poison themselves from within

(PhysOrg.com) -- The research group led by Anton Meinhart at the Max Planck Institute for Medical Research in Heidelberg has shown that proteins from the zeta toxin group trigger a self-destructive mechanism in bacteria. ...

dateMar 23, 2011 in Cell & Microbiology
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