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Male Semen Makes HIV More Potent
More than 80 percent of human immunodeficiency virus (HIV) infections are transmitted via sexual intercourse. And researchers may have discovered at least one reason why. According to a new study published in Cell, a component of human semen may facilitate the spread of the virus by targeting immune system cells, in some cases making the pathogen up to 100,000 times more virulent.
Researchers develop 2-D invisibility cloak from PhysOrg.com
Harry Potter may not have talked much about plasmonics in J. K. Rowling's fantasy series, but University of Maryland researchers are using this emerging technology to develop an invisibility cloak that exists beyond the world of bespectacled teenage wizards.
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Cold feeling traced to source from PhysOrg.com
For the first time, neuroscientists have visualized cold fibers - strands reaching from sensory neurons near the spinal cord to nerve endings in the skin tuned to sense different types of cold. The study and pictures appear in the Dec. 19 issue of the Journal of Neuroscience.
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Bacteria-Tainted Syringes Sicken Dozens from PhysOrg.com
(AP) -- Federal health officials said Tuesday they are investigating dozens of blood infections in at least two states that have been linked to medical syringes contaminated with bacteria.
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Medicine & Health
Comments
Male semen? As opposed to the other kind of semen?
Posted by: Virgil Samms | December 19, 2007 10:49 AM
Virgil: As far as I know, Women are allowed in the Navy
Posted by: Greg Laden | December 19, 2007 11:04 AM