When we look around in nature, most species seem well adapted to their environment. Scientists have found, however, that species evolve relentlessly and that evolutionary changes occur at a surprisingly rapid pace.
Evolution
Apr 18, 2013
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An international team of scientists has discovered how an important natural antibiotic called dermcidin, produced by our skin when we sweat, is a highly efficient tool to fight tuberculosis germs and other dangerous bugs.
Biochemistry
Feb 21, 2013
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A team of scientists just won a battle in the war against antibiotic-resistant "superbugs"—and only time will tell if their feat is akin to the bacterial "Battle of Gettysburg" that turns the tide toward victory.
Biotechnology
Feb 4, 2013
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(Phys.org)—Three Simon Fraser University scientists are among six researchers who've made a discovery that could help revolutionize antibiotic treatment of deadly bacteria.
Cell & Microbiology
Oct 19, 2012
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The iron-sulfur protein IspH plays a central role in the terpene metabolism of several pathogens. The mechanism of the reaction provides an approach for developing new antibiotics, particularly against malaria and tuberculosis. ...
Biochemistry
Oct 9, 2012
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Competition is a strong driving force of evolution for organisms of all sizes: Those individuals best equipped to obtain resources adapt and reproduce, while others may fall by the wayside. Many organisms—mammals, birds ...
Cell & Microbiology
Sep 6, 2012
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A natural remedy that delays and reduces the severity of mastitis infection in dairy cattle is being investigated by scientists at the U.S. Department of Agriculture (USDA).
Plants & Animals
Jun 19, 2012
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Despite their ecologic similarity, soils from three geographically distinct areas of the American southwest harbor vastly different collections of small, biosynthetic genes, a finding that suggests the existence of a far ...
Cell & Microbiology
May 21, 2012
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(AP) -- A federal court judge has ordered the Food and Drug Administration to take action on its own 35-year-old rule that would stop farmers from mixing popular antibiotics into animal feed, a practice which is widely believed ...
Environment
Mar 23, 2012
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Researchers working at the SLAC National Accelerator Laboratory have used powerful X-rays to help decipher how certain natural antibiotics defy a longstanding set of chemical rules – a mechanism that has baffled organic ...
Biochemistry
Mar 4, 2012
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