(PhysOrg.com) -- Researchers have designed a toothbrush that cleans teeth by creating a solar-powered chemical reaction in the mouth, doing away with the need for toothpaste.
Aug 20, 2010
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DNA preserved in calcified bacteria on the teeth of ancient human skeletons has shed light on the health consequences of the evolving diet and behaviour from the Stone Age to the modern day.
Feb 17, 2013
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(PhysOrg.com) -- The same types of bacteria found in arterial plaque, which causes atherosclerosis, are also found in the mouth and gut, according to the first general survey of all bacteria found in plaques ...
Oct 13, 2010
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(PhysOrg.com) -- Elevated levels of a growth protein in the brains of Alzheimer's disease patients is linked to impaired neurogenesis, the process by which new neurons are generated, say researchers at the University of California, ...
Sep 16, 2010
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Bionic eyes and limbs made television's six million dollar man an icon, but new research suggests our existing biological structure already exhibits a valuable electrical property. Scientists have found that ...
Jan 30, 2012
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(Phys.org) —Newcastle University scientists have revealed the mechanism that causes a slime to form, making bacteria hard to shift and resistant to antibiotics.
Apr 12, 2013
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Researchers suspect that a protein superstructure called amyloid beta is responsible for much of the neural damage of Alzheimer's disease.
Nov 09, 2010
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Nanoparticles have shown great promise in the targeted delivery of drugs to cells, but researchers at the University of Georgia have refined the drug delivery process further by using nanoparticles to deliver ...
Sep 19, 2012
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Researchers at the University of Illinois at Chicago College of Medicine have developed a transgenic mouse that carries a human gene known to increase risk of Alzheimer's 15-fold. This new mouse mimics the ...
Nov 08, 2012
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Many ancient human teeth, including specimens tens of thousands of years old, still hold onto tiny pieces of food -- and even bacteria. Anthropologists are studying the tartar attached to ancient human teeth ...
May 31, 2012
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Doctors can now get a peek behind the eardrum to better diagnose and treat chronic ear infections, thanks to a new medical imaging device invented by University of Illinois researchers. The device could usher ...
May 29, 2012
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While we may brush and floss tirelessly and our dentists may regularly scrape and pick at our teeth to minimize the formation of plaque known as tartar or dental calculus, anthropologists may be rejoicing ...
May 02, 2012
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Ultrasound images, known as sonograms, have become a familiar part of pregnancy, allowing expectant parents a view of their unborn child. But new research at MIT could improve the ability of untrained workers to perform ...
Jun 18, 2012
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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, ...
Apr 03, 2011
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In an advance toward a much-needed early diagnostic test for Alzheimer's disease (AD), scientists have discovered that older women destined to develop AD have high blood levels of a protein linked to pregnancy ...
Sep 28, 2011
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