http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Researchers use skin cells from patients with an inherited heart condition to recreate the adult-onset disease in a laboratory dish—producing the first maturation-based disease model for testing new therapies. http://medicalxpress.com/news/2013-01-patients-skin-cells-heart-disease.html Medical research Sun, 27 Jan 2013 13:00:06 EST news278503409 (Medical Xpress)—The protein kinase Akt is a key regulator of cell growth, proliferation, metabolism, survival, and death. New work on Akt's role in cancer stem cell biology from the lab of senior author Honglin Zhou, MD, PhD and Weihua Li, co-first author, both from the Center for Resuscitation Sciences, Department of Emergency Medicine, Perelman School of Medicine, University of Pennsylvania, and Xiaowei Xu, Department of Pathology and Laboratory Medicine, appears in Molecular Cell. The findings were also highlighted in Nature and Science reviews. http://medicalxpress.com/news/2012-12-protein-kinase-akt-arbiter-cancer.html Cancer Thu, 20 Dec 2012 07:15:51 EST news275210140 University of Massachusetts Amherst environmental toxicologist Edward Calabrese, whose career research shows that low doses of some chemicals and radiation are benign or even helpful, says he has uncovered evidence that one of the fathers of radiation genetics, Nobel Prize winner Hermann Muller, knowingly lied when he claimed in 1946 that there is no safe level of radiation exposure. http://medicalxpress.com/news/2011-09-suppression-evidence-effects-nobel-laureate.html Other Tue, 20 Sep 2011 16:09:04 EST news235753728