http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Research led by David Litchfield of The University of Western Ontario has identified how biochemical pathways can be "rewired" in cancer cells to allow these cells to ignore signals that should normally trigger their death. It's one way that cancer cells may become resistant to therapy. The findings are now published in Science Signaling. http://medicalxpress.com/news/2011-06-cancer-cells-death.html Cancer Wed, 08 Jun 2011 13:12:12 EST news226757521 A protective molecule has been identified in the brain which, if used artificially, may prevent brain damage from the likes of stroke, head injury and Alzheimer's. http://medicalxpress.com/news/2011-05-brain-chemistry-injury.html Medical research Sun, 15 May 2011 19:00:02 EST news224506634