There are more bacteria living on our skin and in our gut than cells in our body. We need them. But until now no-one knew how the immune system could tell that these bacteria are harmless.
Oct 17, 2011
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Not just important for building strong bones, an international team of scientists has found that vitamin D also plays an essential role in the body's fight against infections such as tuberculosis.
Oct 12, 2011
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The bacterium that causes tuberculosis has a unique molecule on its outer cell surface that blocks a key part of the body's defense. New research suggests this represents a novel mechanism in the microbe's evolving efforts ...
Oct 3, 2011
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Most of the time, the immune system is the body's protector, warding off invading viruses and bacteria before they can lead to infection and disease. But in autoimmune diseases, the immune system does an about face, turning ...
Oct 2, 2011
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(Medical Xpress) -- Most people know that the gut (human or otherwise) has bacteria in it that helps in the proper digestion of food. But how these bacteria manage to evade destruction by the immune system has been a mystery. ...
(PhysOrg.com) -- A new study in the US has shown that the type of "good" bacteria that predominate in human stools varies with the diet.
The same trait that makes a rare immune cell invaluable in fighting some infections also can be exploited by other diseases to cause harm, two new studies show.
Aug 26, 2011
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Groundbreaking research encompassing Case Western Reserve University School of Medicine and University Hospitals Case Medical Center, has uncovered a natural defense mechanism that is capable of inactivating the toxin that ...
Aug 21, 2011
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St. Jude Children's Research Hospital scientists have identified a key immune system regulator, a protein that serves as a gatekeeper in the white blood cells that produce the "troops" to battle specific infections.
Jul 18, 2011
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Laboratory-grown gingival cells treated with vitamin D boosted their production of an endogenous antibiotic, and killed more bacteria than untreated cells, according to a paper in the June 2011 issue of the journal Infection ...
Jun 17, 2011
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