News tagged with quorum
Learning the language of bacteria
Bacteria are among the simplest organisms in nature, but many of them can still talk to each other, using a chemical "language" that is critical to the process of infection. Sending and receiving chemical signals allows bacteria ...
Dec 06, 2010 |
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A Matter of Density, Not Quantity: Individual Bacterial Cells are Capable of Quorum Sensing when Confined in Small Volum
(PhysOrg.com) -- Infections of wounds, pneumonia, etc. in hospitals in particular are often caused by bacteria called Pseudomonas aeruginosa. Once they reach a certain density, colonies of Pseudomonas aeruginosa produce virulence ...
Jul 10, 2009 |
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How house-hunting ants choose the best home
(PhysOrg.com) -- Direct comparison of alternatives isn’t always the best way to make a decision - at least if you’re an ant. House-hunting rock ants collectively manage to choose the best nest-site without ...
Apr 22, 2009 |
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Einstein researchers develop novel antibiotics that don't trigger resistance
Bacterial resistance to antibiotics is one of medicine's most vexing challenges. In a study described in Nature Chemical Biology, researchers from Albert Einstein College of Medicine of Yeshiva University are de ...
Mar 13, 2009 |
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Garlic constituent blocks biofilm formation, could benefit CF patients and others
E Pluribus Unum, the motto of the United States, could just as well apply to biofilm-forming bacteria. Bacterial biofilms are far more resistant than individual bacteria to the armories of antibiotics we have devised to combat ...
May 22, 2012 |
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Bacteria interrupted: Disabling coordinated behavior and virulence gene expression
New research reveals a strategy for disrupting the ability of bacteria to communicate and coordinate the expression of virulence factors. The study, published by Cell Press in the April 22nd issue of the journal Molecular Ce ...
Apr 21, 2011 |
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