http://www.physorg.com/ en-us Physorg.com internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. Researchers at Iowa State University have identified an enzyme that helps make tuberculosis resistant to a human's natural defense system. Researchers have also found a method to possibly neutralize that enzyme, which may someday lead to a cure for tuberculosis. http://www.physorg.com/news173628775.html Chemistry Thu, 01 Oct 2009 16:00:01 EST news173628775 Low levels of vitamin D are known to nearly double the risk of cardiovascular disease in patients with diabetes, and researchers at Washington University School of Medicine in St. Louis now think they know why. http://www.physorg.com/news170136373.html Medicine & Health Sat, 22 Aug 2009 05:07:15 EST news170136373 By killing off "angry" immune cells that take up residence in obese fat and muscle tissue, researchers have shown that they can rapidly reverse insulin resistance in obese mice. The findings reported in the October Cell Metabolism, a publication of Cell Press, suggest that treatments aimed at specific subsets of the so-called macrophage cells might offer a very effective new antidiabetic therapy, according to the researchers. http://www.physorg.com/news142605891.html Biology Tue, 07 Oct 2008 13:44:51 EST news142605891