Bacteria

The Neanderthal Cookbook

March 15, 2017
It’s not quite waffles and paella, but it appears that Neanderthals were omnivores who adapted to eating whatever was available to them in the regions where they lived. DNA samples...
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Is Autoimmunity a Result of Genetic Adaptation to Pathogens?

November 30, 2011
Pinworms–small worms that infect the intestines–are the most common worm infection in the United States. Although all people are over 99.9% genetically identical, the small amount of diversity that does...
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SNPwatch: Genetic Association Study of Leprosy Yields New Insights into an Ancient Disease

December 16, 2009
Leprosy is a chronic, disabling disease caused by a bacterium (Mycobacterium leprae) that infects only humans and armadillos. The disease affects the skin and peripheral nerves, leading to sores, numbness...
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Bugs in Your Mouth: Yours Isn’t the Only DNA Floating Around in that Spit Sample

February 27, 2009
Each of us is made up of about 50 trillion cells, which is pretty mind-blowing until you consider the number of microbial cells living on or in each of us....
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Thinking Outside the Box: Bacterial Genetics and the Peopling of the Pacific

January 22, 2009
Not all bacteria are bad.   Sure, there are plenty of nasty bugs that can make life pretty unpleasant; the ones that cause leprosy, anthrax, and cholera immediately come to...
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