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. (PhysOrg.com) -- A new study provides crucial details that promise to help researchers better understand, and perhaps fine-tune with drugs, one of the most important signaling mechanisms in human cells, according to a study published online this week in the Proceedings of the National Academy of Sciences. http://www.physorg.com/news179084307.html Medicine & Health Thu, 03 Dec 2009 17:38:59 EST news179084307 (PhysOrg.com) -- Scientists have detailed the active form of a protein which they hope will enhance our understanding of the molecular mechanisms of vision, and advance drug design. http://www.physorg.com/news141923083.html Medicine & Health Mon, 29 Sep 2008 16:04:43 EST news141923083