News tagged with quorum sensing
Can antivirulence drugs stop infections without causing resistance?
Antivirulence drugs disarm pathogens rather than kill them, and although they could be effective in theory, antivirulence drugs have never been tested in humans. A new study to be published in the online journal mBio on Tue ...
Oct 10, 2011 |
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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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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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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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Search results for quorum sensing
Biopixels: Researchers create living 'neon signs' composed of millions of glowing bacteria (w/ video)
(PhysOrg.com) -- In an example of life imitating art, biologists and bioengineers at UC San Diego have created a living neon sign composed of millions of bacterial cells that periodically fluoresce in unison ...
Dec 19, 2011 |
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Studying bacteria communication for future nanoscale networks
(PhysOrg.com) -- Think the future of communication is 4G? Think again. Researchers at the Georgia Institute of Technology are working on communication solutions for networks so futuristic they don’t even ...
Nanotechnology / Bio & Medicine
Oct 20, 2011 |
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Newly identified antibodies may improve pneumonia vaccine design
Researchers at Albert Einstein College of Medicine of Yeshiva University have discovered how a novel type of antibody works against pneumococcal bacteria. The findings, which could improve vaccines against pneumonia, appear ...
Sep 22, 2011 |
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'Bacterial dirigibles' emerge as next-generation disease fighters
Scientists today reported development of bacteria that serve as mobile pharmaceutical factories, both producing disease-fighting substances and delivering the potentially life-saving cargo to diseased areas of the body. They ...
Mar 29, 2011 |
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Honey bee search strategy: Robot swarms to search Mars caves
(PhysOrg.com) -- In a recent paper published in Acta Astronautica, Aron Kisdi, a University of Southampton engineer, proposes an idea of utilizing a swarm of robots to search large areas of Mars and the ca ...
Space & Earth / Space Exploration
Mar 22, 2011 |
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New research traces evolutionary path of multidrug-resistant strep bacteria
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 ...
Jan 28, 2011 |
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Study details bacterial communication
(PhysOrg.com) -- If you think your family talks too loud at times, just consider what the noise level would be if you could hear what the bacteria around you are saying.
Jan 26, 2011 |
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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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Ants compete, recruit to identify best colony (w/ Video)
(PhysOrg.com) -- Professor Stephen Pratt studies how small ant colonies pick a new nest when theirs is destroyed or is no longer viable, and has found that the "brain" of the colony is distributed throughout ...
Nov 04, 2010 |
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Progress toward treating infections by silencing microbes' 'smart phones'
So disease-causing bacteria in the body finally have multiplied to the point where their numbers are large enough to cause illness. What's next? They get out their "smart phones" and whisper "Let's roll!"
Oct 20, 2010 |
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List of search results for quorum sensing
