http://www.generef.com/ GeneRef - Science News, Genomics, Bioinformatics, Nanotechnology, A Global Resource en-us Thu, 29 Jul 2010 14:35:01 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=82581 http://generef.com/newsstory.rss.html?pid=82581 Tougher than a bullet-proof vest yet synonymous with beauty and luxury, silks spun by worms and spiders are a masterpiece of nature whose properties have yet to be fully replicated in the laboratory. But scientists have begun to unravel the secrets of sil Thu, 29 Jul 2010 11:17:21 PDT http://generef.com/newsstory.rss.html?pid=82573 http://generef.com/newsstory.rss.html?pid=82573 Carnegie Mellon University has developed a new fluorescent biosensor that could aid in the development of an important class of drugs that target a crucial class of proteins called G protein-coupled receptors (GPCRs). GPCRs are popular drug targets becaus Thu, 29 Jul 2010 09:17:18 PDT http://generef.com/newsstory.rss.html?pid=82539 http://generef.com/newsstory.rss.html?pid=82539 Bioengineers at the University of California, San Diego and GlySens Incorporated have developed an implantable glucose sensor and wireless telemetry system that continuously monitors tissue glucose and transmits the information to an external receiver. Th Wed, 28 Jul 2010 11:17:16 PDT http://generef.com/newsstory.rss.html?pid=82517 http://generef.com/newsstory.rss.html?pid=82517 Writing in the International Journal of Nuclear Desalination, researchers at the D.J. Sanghvi College of Engineering, in Mumbai, India, explain that there are several nanotechnology approaches to water purification currently being investigated and some al Wed, 28 Jul 2010 07:17:21 PDT http://generef.com/newsstory.rss.html?pid=82512 http://generef.com/newsstory.rss.html?pid=82512 Much like two children in the back seat of a car, it can be challenging to get two catalysts to cooperate for the greater good. Now Northwestern University chemists have gotten two catalysts to work together -- something easily done by nature but a diffic Wed, 28 Jul 2010 06:20:23 PDT http://generef.com/newsstory.rss.html?pid=82480 http://generef.com/newsstory.rss.html?pid=82480 Using chemical "nanoblasts" that punch tiny holes in the protective membranes of cells, researchers have demonstrated a new technique for getting therapeutic small molecules, proteins and DNA directly into living cells. Tue, 27 Jul 2010 14:17:03 PDT http://generef.com/newsstory.rss.html?pid=82481 http://generef.com/newsstory.rss.html?pid=82481 Rows of tiny raised blowfly corneas may be the key to easy manufacturing of biomimetic surfaces, surfaces that mimic the properties of biological tissues, according to a team of Penn State researchers. Tue, 27 Jul 2010 14:17:03 PDT http://generef.com/newsstory.rss.html?pid=82482 http://generef.com/newsstory.rss.html?pid=82482 Researchers in Spain have studied the underlying mechanisms of water condensation in the troposphere and found a way to make artificial materials to control water condensation and trigger ice formation at room temperature -- all described in the Journal o Tue, 27 Jul 2010 14:17:03 PDT http://generef.com/newsstory.rss.html?pid=82464 http://generef.com/newsstory.rss.html?pid=82464 Stanford engineers are developing a new sewage treatment process that would increase the production of two greenhouse gases -- nitrous oxide and methane -- and use those gases to power the treatment plant. Applying rocket technology, they hope to make the Tue, 27 Jul 2010 12:17:03 PDT http://generef.com/newsstory.rss.html?pid=82448 http://generef.com/newsstory.rss.html?pid=82448 According to the study published in Hypertension, the American Heart Association journal, the research team assessed how teenage boys and girls with normal blood pressure might progress into becoming young adults with hypertension. Currently, systolic blo Tue, 27 Jul 2010 07:17:19 PDT http://generef.com/newsstory.rss.html?pid=82439 http://generef.com/newsstory.rss.html?pid=82439 While the Food and Drug Administration requires a warning of an increased risk of suicide for all epilepsy drugs, a new study shows that only certain drugs may increase the risk. The study is published in the July 27, 2010, issue of Neurology, the medical Mon, 26 Jul 2010 13:20:23 PDT http://generef.com/newsstory.rss.html?pid=82433 http://generef.com/newsstory.rss.html?pid=82433 Weizmann Institute neurobiologists and electrical engineers have invented a new technology that lets the severely disabled communicate or steer a wheelchair by sniffing. Mon, 26 Jul 2010 12:17:24 PDT http://generef.com/newsstory.rss.html?pid=82412 http://generef.com/newsstory.rss.html?pid=82412 UC Berkeley chemical engineers has come up with an improved model for how cellulase enzymes degrade cellulose, a critical step in liberating sugars that can be fermented into biofuels. With funding from the Energy Biosciences Institute, Doug Clark and col Mon, 26 Jul 2010 06:17:20 PDT http://generef.com/newsstory.rss.html?pid=82343 http://generef.com/newsstory.rss.html?pid=82343 Apoptosis, programmed cell death, is essential to normal development, healthy immune system function, and cancer prevention. The process dramatically transforms cellular structures but the limitations of conventional microscopy methods have kept much abou Thu, 22 Jul 2010 09:17:19 PDT http://generef.com/newsstory.rss.html?pid=82315 http://generef.com/newsstory.rss.html?pid=82315 General aptitude tests and specific mental ability tests are important tools for vocational guidance. Researchers are now asking whether performance on such tests is based on differences in brain structure, and if so, can brain scans be helpful in choosin Wed, 21 Jul 2010 16:17:15 PDT http://generef.com/newsstory.rss.html?pid=82277 http://generef.com/newsstory.rss.html?pid=82277 A team of graduate students and their faculty adviser have invented a system to pick up very early signs that a woman is going into labor too soon. Wed, 21 Jul 2010 07:17:18 PDT http://generef.com/newsstory.rss.html?pid=82257 http://generef.com/newsstory.rss.html?pid=82257 A study conducted by researchers at Johann Wolfgang Goethe University in Frankfurt, Germany found that high doses of ursodeoxycholic acid, suggested by some studies to have a beneficial effect on nonalcoholic steatohepatitis (NASH), does not improve overa Tue, 20 Jul 2010 13:20:20 PDT http://generef.com/newsstory.rss.html?pid=82229 http://generef.com/newsstory.rss.html?pid=82229 New York University researchers revealed that data from previously completed withdrawal to monotherapy studies for antiepileptic drugs provide a valid control for future studies, obviating the need for placebo/pseudo-placebo trials to demonstrate the effi Tue, 20 Jul 2010 07:20:22 PDT http://generef.com/newsstory.rss.html?pid=82223 http://generef.com/newsstory.rss.html?pid=82223 To trap and hold tiny microparticles, engineers at Harvard have "put a ring on it," using a silicon-based circular resonator to confine particles stably for up to several minutes. The advance could one day lead to the ability to direct, deliver, and store Tue, 20 Jul 2010 07:17:18 PDT http://generef.com/newsstory.rss.html?pid=82224 http://generef.com/newsstory.rss.html?pid=82224 A multidisciplinary research team from the Instituto Biodonostia made up by digestologists, epidemiologists and researchers of the Experimental Unit evaluates the use of a method so far employed in the food industry to improve the diagnosis of hepatic ste Tue, 20 Jul 2010 07:17:18 PDT