News tagged with escherichia coli

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CO2 exacerbates oxygen toxicity

French research team at the Laboratoire de Chimie Bacterienne has demonstrated that carbon dioxide (CO2) plays a role in the formation of oxidative damage in vivo. Under conditions of oxidative stress, certain types of damage ( ...

Mar 02, 2011
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Copycat protein finds a perfect match

As proteins are synthesized during messenger RNA translation, fresh amino acids are delivered to the ribosome of the cell by nucleic acid molecules known as transfer RNAs (tRNAs). Each amino acid has a cognate ...

Nov 19, 2010
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Frugal microbes reduce the cost of proteins

Bacteria tend to be more frugal when constructing proteins for use outside of the cell versus internally, saving their energy for synthesizing compounds that can be recycled, according to research published in the current ...

Sep 01, 2010
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Enzyme Trio for Biosynthesis of Hydrocarbon Fuels

(PhysOrg.com) -- Scientists with the Joint BioEnergy Institute have identified a trio of bacterial enzymes that can catalyze key steps in the conversion of plant sugars into hydrocarbon compounds for the production ...

Jun 21, 2010
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UTIs becoming harder to treat

Genes that make bacteria resistant to antibiotics can be transferred between humans and other animals, say researchers writing in this month's issue of the Journal of Medical Microbiology. The findings will help health expert ...

May 17, 2010
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