Noxious nanotech: Water-borne nanomaterials promote multidrug-resistance gene transfer
(PhysOrg.com) -- The arms race between effective antibiotic prophylaxis and closely related strains or species of bacteria is continually escalating. Bacteria can quickly develop genetic resistance to a range ...
Nanotechnology / Bio & Medicine
Mar 30, 2012 |
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Single gene mutation can sweep through bacterial population, opening the door for the concept of 'species'
Bacteria are the most populous organisms on the planet. They thrive in almost every known environment, adapting to different habitats by means of genetic variations that provide the capabilities essential ...
Apr 05, 2012 |
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New method offers control of strain on graphene membranes
(PhysOrg.com) -- Graphene could be the superhero of materials – it’s light, strong and conducts heat and electricity effectively, which makes it a great material for potential use in all kinds of ...
Nanotechnology / Nanomaterials
Apr 02, 2012 |
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Whole genome analysis of Chlamydia trachomatis highlights risks with current method of tracking
In a study released today in Nature Genetics, researchers have found that Chlamydia has evolved more actively than was previously thought. Using whole genome sequencing the researchers show that the exchange of DNA betwee ...
Mar 11, 2012 |
4 / 5 (4) |
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Details of lab-made bird flu won't be revealed (Update)
The U.S. government paid scientists to figure out how the deadly bird flu virus might mutate to become a bigger threat to people - and two labs succeeded in creating new strains that are easier to spread.
Dec 20, 2011 |
4.9 / 5 (9) |
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How granular material becomes solid: Stress causes clogs in coffee and coal
It's easy to get in a jam. But it's much harder to explain exactly how or when it started.
Dec 14, 2011 |
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Zinc oxide microwires improve the performance of light-emitting diodes
Researchers have used zinc oxide microwires to significantly improve the efficiency at which gallium nitride light-emitting diodes (LED) convert electricity to ultraviolet light. The devices are believed to ...
Oct 31, 2011 |
4.6 / 5 (11) |
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Genetic engineers create smarter toxins to help crops fight resistant pests
One of the most successful strategies in pest control is to endow crop plants with genes from the bacterium Bacillus thuringiensis, or Bt for short, which code for proteins that kill pests attempting to eat ...
Oct 09, 2011 |
4 / 5 (3) |
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Mouse genetic blueprint developed
Researchers have developed a valuable mouse genetic blueprint that will accelerate future research and understanding of human genetics. The international team, led by researchers at the Wellcome Trust Sanger ...
Sep 14, 2011 |
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Self or non-self: Social amoeba rely on genetic 'lock and key' to identify kin
The ability to identify self and non-self enables cells in more sophisticated animals to ward off invading infections, but it is critical to even simpler organisms such as the social amoebae Dictyostelium discoideum.
Jun 23, 2011 |
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Bacteria develop restraint for survival in a rock-paper-scissors community
It is a common perception that bigger, stronger, faster organisms have a distinct advantage for long-term survival when competing with other organisms in a given community.
Jun 20, 2011 |
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Computer-designed proteins programmed to disarm variety of flu viruses
Computer-designed proteins are under construction to fight the flu. Researchers are demonstrating that proteins found in nature, but that do not normally bind the flu, can be engineered to act as broad-spectrum ...
Jun 01, 2012 |
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Light-induced delivery of nitric oxide eradicates drug-resistant bacteria
Researchers at the University of California, Santa Cruz, have developed a novel approach for eradicating drug-resistant bacteria from wounds and skin infections, using light to trigger the controlled release of nitric oxide. ...
May 30, 2012 |
4.8 / 5 (4) |
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How one strain of MRSA becomes resistant to last-line antibiotic
Researchers have uncovered what makes one particular strain of methicillin-resistant Staphylococcus aureus (MRSA) so proficient at picking up resistance genes, such as the one that makes it resistant to vancomycin, the last ...
May 22, 2012 |
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Japanese researchers using particle accelerator to breed salt resistant rice
(Phys.org) -- Japanese researchers at the Riken Nishina Centre for Accelerator-Based Science have been using their particle accelerator to cause mutations in rice for over two decades with the aim of breeding ...
May 11, 2012 |
3.7 / 5 (3) |
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