Scientists have identified a family of proteins that close a critical gap in an enzyme that is essential to all life, allowing the enzyme to maintain its grip on DNA and start the activation of genes.
Cell & Microbiology
Jul 21, 2011
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Scarlet fever has revealed unusual high infect rate in Hong Kong this year. So far, 466 children were infected and 2 of them dead. Scarlet fever is caused by Streptococcus pyogenes, a gram-positive pathogen that can be transmitted ...
Biotechnology
Jun 22, 2011
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Deadly bacteria may be evolving antibiotic resistance by mimicking human proteins, according to a new study by the Translational Genomics Research Institute (TGen).
Biotechnology
Jun 1, 2011
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Salmonella enterica, one of the main causes of gastrointestinal infections, modulates its virulence gene expression, adapting it to each stage of the infection process, depending on the free iron concentration found in the ...
Cell & Microbiology
May 10, 2011
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It's a common assumption that animal migration, like human travel across the globe, can transport pathogens long distances, in some cases increasing disease risks to humans. West Nile Virus, for example, spread rapidly along ...
Ecology
Jan 20, 2011
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A scientific paper written by an international team of researchers led by scientists at the Virginia Bioinformatics Institute at Virginia Tech and published in the journal Science in 2006 has surpassed 200 citations in the ...
Biotechnology
Dec 15, 2010
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Two opportunistic pathogens that were once thought to be very different have evolved some sexual reproduction and disease-causing habits that are not only similar but also suggest that in the microbial world sex and virulence ...
Cell & Microbiology
Sep 8, 2010
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(PhysOrg.com) -- Comparing the genomes of disease-causing and harmless bacteria, University of Arizona microbiologists found no clear genetic demarcation between the two groups. The bacteria have swapped genes in the past, ...
Cell & Microbiology
Aug 4, 2010
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For a successful infection, bacteria must outwit the immune system of the host. To this aim, they deliver so-called virulence factors through a transport channel located in the bacterial membrane. In some bacteria this transport ...
Cell & Microbiology
Jun 13, 2010
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A research appearing in Nature, with the participation of doctors Susana Campoy and Jordi Barbé from the Department of Genetics and Microbiology at UAB, Spain, demonstrates that bacteria have a surprising mechanism ...
Cell & Microbiology
May 18, 2010
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