http://www.generef.com/ GeneRef - Science News, Genomics, Bioinformatics, Nanotechnology, A Global Resource en-us Wed, 10 Mar 2010 00:35:00 PDT kcowing@spaceref.com (Keith Cowing) mkboucher@spaceref.com (Marc Boucher) Copyright 2009, SpaceRef Interactive Inc. http://www.generef.com/images/generef.sm.jpg http://www.generef.com/ 100 25 GeneRef - Science News, Genomics, Bioinformatics, Nanotechnology, A Global Resource http://generef.com/newsstory.rss.html?pid=77028 http://generef.com/newsstory.rss.html?pid=77028 UK scientists have succeeded in growing empty particles derived from a plant virus and have made them carry useful chemicals. The external surface of these nano containers could be decorated with molecules that guide them to where they are needed in the b Tue, 9 Mar 2010 16:17:03 PDT http://generef.com/newsstory.rss.html?pid=77020 http://generef.com/newsstory.rss.html?pid=77020 An analysis of comparative effectiveness studies finds that few compare medications with nonpharmacologic interventions, and few examine safety or cost-effectiveness, according to a study in the March 10 issue of JAMA. Tue, 9 Mar 2010 13:20:22 PDT http://generef.com/newsstory.rss.html?pid=76997 http://generef.com/newsstory.rss.html?pid=76997 For decades, the traditional practice in animal testing has been standardization, but a study involving Purdue University has shown that adding as few as two controlled environmental variables to preclinical mice tests can greatly reduce costly false posi Tue, 9 Mar 2010 08:20:20 PDT http://generef.com/newsstory.rss.html?pid=76990 http://generef.com/newsstory.rss.html?pid=76990 Melissa Knothe Tate, of Case Western Reserve University, and Ulf Knothe, of the Cleveland Clinic, have shown that the stem-cell rich periosteum sheath around bone can be used to mend serious bone loss faster and more simply than bone grafts. The pair has Tue, 9 Mar 2010 07:17:18 PDT http://generef.com/newsstory.rss.html?pid=76971 http://generef.com/newsstory.rss.html?pid=76971 A new method of growing arteries could lead to a "biological bypass"-- or a noninvasive way to treat coronary artery disease, Yale School of Medicine researchers report with their colleagues in the April issue of Journal of Clinical Investigation. Mon, 8 Mar 2010 14:17:17 PDT http://generef.com/newsstory.rss.html?pid=76972 http://generef.com/newsstory.rss.html?pid=76972 Another weapon in the arsenal against cancer: nanoparticles that identify, target and kill specific cancer cells while leaving healthy cells alone. Mon, 8 Mar 2010 14:17:17 PDT http://generef.com/newsstory.rss.html?pid=76956 http://generef.com/newsstory.rss.html?pid=76956 Pharmaceutical companies could substantially reduce the expense of costly treatments for cancer and other diseases produced from mammalian or bacterial cells by growing these human therapeutic proteins in algae -- rapidly growing aquatic plant cells that Mon, 8 Mar 2010 12:17:18 PDT http://generef.com/newsstory.rss.html?pid=76953 http://generef.com/newsstory.rss.html?pid=76953 Some anti-depressant drugs are associated with an increased chance of developing cataracts, according to a new statistical study by researchers at the University of British Columbia, Vancouver Coastal Health Research Institute and McGill University. Mon, 8 Mar 2010 11:20:21 PDT http://generef.com/newsstory.rss.html?pid=76942 http://generef.com/newsstory.rss.html?pid=76942 New experiments show that it's possible to focus light through opaque materials and detect objects hidden behind them, provided you know enough about the material. Mon, 8 Mar 2010 09:17:19 PDT http://generef.com/newsstory.rss.html?pid=76938 http://generef.com/newsstory.rss.html?pid=76938 An HHMI scientist has moved a step closer to turning sexually-reproducing plants into asexual reproducers, a finding that could have profound implications for agriculture. Mon, 8 Mar 2010 08:17:20 PDT http://generef.com/newsstory.rss.html?pid=76855 http://generef.com/newsstory.rss.html?pid=76855 Researchers have uncovered details about how cyanobacteria, one of the most abundant organisms on Earth, digest carbon. These bacteria build miniature factories inside themselves that turn carbon into fuel. A new study shows the bacteria organize these fa Thu, 4 Mar 2010 11:17:20 PDT http://generef.com/newsstory.rss.html?pid=76856 http://generef.com/newsstory.rss.html?pid=76856 Harvard researchers and a team of international collaborators demonstrated a new microfluidic sorting device that rapidly analyzes millions of biological reactions. Smaller than an iPod Nano, the device analyzes reactions a 1,000-times faster and uses 10 Thu, 4 Mar 2010 11:17:20 PDT http://generef.com/newsstory.rss.html?pid=76843 http://generef.com/newsstory.rss.html?pid=76843 In a significant leap forward in the understanding of how specific types of tissue are determined to develop in mammals, an international team of scientists has succeeded in mapping the entire network of DNA-binding transcription factors and their interac Thu, 4 Mar 2010 09:17:21 PDT http://generef.com/newsstory.rss.html?pid=76793 http://generef.com/newsstory.rss.html?pid=76793 University of Alberta researcher Nese Yuksel shows how pharmacists can help in the fight against osteoporosis, a disease that often goes undiagnosed. Wed, 3 Mar 2010 09:20:21 PDT http://generef.com/newsstory.rss.html?pid=76756 http://generef.com/newsstory.rss.html?pid=76756 Findings come from a comprehensive study that evaluated marathon race results, weather data, and air pollutant concentrations in seven marathons over a period of 8 to 28 years. The top three male and female finishing times were compared with the course re Tue, 2 Mar 2010 14:17:02 PDT http://generef.com/newsstory.rss.html?pid=76749 http://generef.com/newsstory.rss.html?pid=76749 Currently, beachgoers are informed about water quality conditions based on results from the previous day's sample. Scientists must collect samples in the field, then return to a lab to culture them for analysis -- a process that takes a minimum of 24 hou Tue, 2 Mar 2010 13:17:18 PDT http://generef.com/newsstory.rss.html?pid=76738 http://generef.com/newsstory.rss.html?pid=76738 Harvard researchers and a team of international collaborators demonstrated a new microfluidic sorting device that rapidly analyzes millions of biological reactions. Smaller than an iPod Nano, the device analyzes reactions a 1,000-times faster and uses 10 Tue, 2 Mar 2010 10:17:17 PDT http://generef.com/newsstory.rss.html?pid=76739 http://generef.com/newsstory.rss.html?pid=76739 A heart patient's own skin cells soon could be used to repair damaged cardiac tissue thanks to pioneering stem cell research of the University of Houston's newest biomedical scientist, Robert Schwartz. His new technique for reprogramming human skin cell Tue, 2 Mar 2010 10:17:17 PDT http://generef.com/newsstory.rss.html?pid=76705 http://generef.com/newsstory.rss.html?pid=76705 A scientific paper that describes a file format used by scientists to represent models of biological processes has exceeded 500 citations. The Systems Biology Markup Language (SBML) is designed to enable the exchange of quantitative models of biochemical Mon, 1 Mar 2010 21:17:20 PDT http://generef.com/newsstory.rss.html?pid=76670 http://generef.com/newsstory.rss.html?pid=76670 Researchers at Rensselaer Polytechnic Institute have discovered a new method for predicting -- with up to 99 percent accuracy -- the fate of stem cells. Using advanced computer vision technology to detect subtle cell movements that are impossible to disce Mon, 1 Mar 2010 12:17:19 PDT