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. Survivors of early-stage lung cancer who take part in regular physical activity have a better quality of life, according to a study in the February issue of the journal Cancer Epidemiology Biomarkers and Prevention, available online now. Patients who are more physically active report better mood, more vigor, and greater physical functioning, the study shows. http://www.physorg.com/news152892495.html Medicine & Health Tue, 03 Feb 2009 14:08:57 EST news152892495 A new study sheds light on a little understood biological process called quiescence, which enables blood-forming stem cells to exist in a dormant or inactive state in which they are not growing or dividing. According to the study's findings, researchers identified the genetic pathway used to maintain a cell's quiescence, a state that allows bone marrow cells to escape the lethal effects of standard cancer treatments. http://www.physorg.com/news150726406.html Biology Fri, 09 Jan 2009 12:26:46 EST news150726406