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NEWS ABOUT: immune system

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Lonely People's Genes Make Them Sick

Loners' DNA shows impaired immune system, study says

(Newser) - Scientists say they’ve figured out why loners get sick and die young: “a highly suspicious conspiracy of genes” screws up their immune systems, Reuters reports. Their altered DNA can lead to heart disease, arthritis, Alzheimer’s and other problems. “There is something about being isolated and lonely... More »

New Genetic Ties to MS Found

Findings represent stunning medical breakthrough

(Newser) - Scientists have pinpointed two genes that may be linked to MS, signaling a breakthrough in the fight against the debilitating disease 20 years in the making. In separate studies published today by two medical journals, researchers revealed one specific gene receptor may trigger cells to inhibit the body's autoimmune reaction,... More »

Bacteria Battle Depression

Research shows brain produces serotonin as an immune response

(Newser) - Clinical depression may be treatable with bacteria, doctors at Bristol University posit. They got the idea when they observed lung cancer patients inoculated with harmless Mycobacterium vaccae who showed reduced symptoms and improved mental health. The brain produces serotonin as an immune response, the docs hypothesized, raising the low serotonin... More »

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