DNA lesions are really common —about one million individual molecular lesions per cell per day— because its long strands usually have one missing base or are damaged. These lesions can stall the DNA replication process, ...
Cell & Microbiology
Dec 03, 2012
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If you throw a ball underwater, you'll find that the smaller it is, the faster it moves: A larger cross-section greatly increases the water's resistance. Now, a team of MIT researchers has figured out a way to use this basic ...
Biochemistry
Sep 25, 2012
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European scientists developed a novel foundry process using moulds formed by 'binding' metallic particles with application of a magnetic field. The process produced high-quality, complex parts at a very competitive cost.
Condensed Matter
Sep 14, 2012
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(Phys.org) -- Using a sensor made of densely packed carbon nanotubes coated with gold nanoparticles, a researcher team headed by James Rusling of the University of Connecticut has developed a low-cost microfluidic device ...
Bio & Medicine
Jul 05, 2012
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(PhysOrg.com) -- Researchers from the National Institute of Standards and Technology (NIST) and University of Colorado Boulder (CU) have developed a low-power microchip that uses a combination of microfluidics and magnetic ...
General Physics
Oct 14, 2011
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(PhysOrg.com) -- With an invention that can be made from some of the same parts used in CD players, University of Michigan researchers have developed a way to measure the growth and drug susceptibility of individual bacterial ...
Analytical Chemistry
Jan 17, 2011
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Dr. Park and colleagues report on a new biosensing protocol based on monitoring changes in optical transmittance of a solution containing self-assembled chains of functionalized magnetic beads being rotated by an external ...
Bio & Medicine
Oct 26, 2010
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A research team led by a chemist at the University of California, Riverside has fabricated microscopic polymer beads that change color instantly and reversibly when external magnetic fields acting upon the microspheres change ...
Polymers
Jun 16, 2009
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Sepsis, an infection of the blood, can quickly overwhelm the body's defenses and is responsible for more than 200,000 deaths per year in the U.S. alone. Premature newborns and people with weakened immune systems are especially ...
Biochemistry
Mar 25, 2009
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They may never pose a challenge to Olympic superstar Michael Phelps, but the "microswimmers" developed by researchers in Spain and the United Kingdom could break a long-standing barrier to improving delivery of medications ...
Jan 12, 2009
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