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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(PhysOrg.com) -- Investigators from Japan show in vitro that the bacterium Streptococcus salivarius, a non-biofilm forming, and otherwise harmless inhabitant of the human mouth, actually inhibits the formation of dental biofilms, ...
Cell & Microbiology
Apr 3, 2011
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(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. ...
Cell & Microbiology
Mar 23, 2011
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Bacteria often attack with toxins designed to hijack or even kill host cells. To avoid self-destruction, bacteria have ways of protecting themselves from their own toxins.
Cell & Microbiology
Feb 8, 2011
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Despite penicillin and the dozens of antibiotics that followed it, streptococcus bacteria have remained a major threat to health throughout the world. The reason: the superb evolutionary skills of this pathogen to rapidly ...
Biotechnology
Jan 28, 2011
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A team of University of Rochester scientists is using the technique of Raman spectroscopy to study two common dental plaque bacteria, Streptococcus sanguis and mutans. The relative balance of the two may be an indicator of ...
Biochemistry
Oct 26, 2010
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Early treatment of infection in burns patients is critical. A European consortium has designed a point-of-care instrument that can identify types of bacteria from the tiny amounts of volatile gases they emit.
Analytical Chemistry
Sep 6, 2010
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It's a tragedy of war that innocent bystanders often get caught in the crossfire. But now scientists at the University of Pennsylvania and the University of Oxford have shown how a battle for survival at a microscopic level ...
Cell & Microbiology
Jun 17, 2010
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Writing in the International Journal of Nanoparticles, Rani Pattabi and colleagues at Mangalore University, explain how blasting silver nitrate solution with an electron beam can generate nanoparticles that are more effective ...
Bio & Medicine
May 24, 2010
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Bacteria common to spacecraft may be able to survive the harsh environs of Mars long enough to inadvertently contaminate Mars with terrestrial life according to research published in the April 2010 issue of the journal Applied ...
Space Exploration
Apr 27, 2010
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