Bullish chemical could repel yellow fever mosquitoes
...ng chemical that may repel yellow fever mosquitoes can now be made in the laboratory, Indiana University Bloomington scientists report. "The synthesis requires only seven steps," said organic chemist P. Andrew Evans, who led the research. "It should be quite trivial to scale this up to the production of ...Scientists discover potential new way to control drug-resistant bacteria
...eased understanding of how bacteriophages work, we can potentially tailor these viruses to infect and des...ssibilities for developing drugs and vaccines that can control resistant bacteria, which are a growing public health concern," says David L. Klein, Ph.D., ...16th EORTC-NCI-AACR Symposium on Molecular Targets and Cancer Therapeutics
...benefit from temozolomide: genetic predictive test can be carried out in any laboratory and means temozolomide can now become a targeted treatment. * Dr Ardeshir Ghavamzadeh: Trial results indicate arsenic should no...A novel, safer strategy for regulating gene expression
... off the gene. Inhibiting ribozyme breakage, which can be done with various drugs, leaves the mRNA intact; this allows the gene to turn "on" and make the desired protein such as a hormone or growth factor needed by the body. "Perhaps the most exciting aspect of the new work is that, in conjunction with ...Study explores gene transfer to modify underlying course of Alzheimer's disease
...rtant for memory and cognitive function. "If you can positively affect the basal forebrain, it may have a widespread effect on the entire brain because projections from that area reach out to all other parts of the brain, delivering the important neurotransmitter acetylcholine," said Arvanitakis. Unti...AAAS expert panel calls for voter-system research and reform
... people'sfaith in the electoral system and process can belost," said Henry Brady, professor of politicals... alternatives. While pointing out that problems can arise withany form of casting votes, panelists noted thatnew touch-screen computer technology has co...The book opens on the first tree genome
...rowing trees, trees that produce more biomass that can be converted to fuels, and trees that can sequester more carbon from the atmosphere or be used to clean up waste sites. Just as DOE earlier p...NSF awards 22 new projects for plant genome research
...ect to understand how DNA packaging in the nucleus can control whether genes are turned on or off, a step...ns involved in repackaging DNA so particular genes can be expressed during plant growth and development (ChromDB), to Cold Spring Harbor Laboratory on the ...Certain genes boost fish oils' protection against breast cancer
...ipe for making GST. But interestingly, these genes can be found in slightly different varieties-called po... the population. The differences between the genes can mean the difference between GST that clears substances efficiently out of the body and GST that work...NSF and AIBS sign cooperative agreement for NEON project office
...nd long periods of time." NEON, Clutter believes, can also provide unique educational opportunities for students and the public. "The award to AIBS is a major step toward realizing NEON," she said. Just as the nation's network of meteorological stations allows scientists to predict changes in the w...$2.7 million grant to support creation of virtual zebrafish atlas
...eded to efficiently study how genetic malfunctions can lead to disease. As vertebrates, zebrafish provide a closer model for humans than yeast or fruit flies, which are also commonly used for medical research. In the early 1990s, Cheng and his team became the first to develop the zebrafish as a medical r...Experimental drug shown to block mutant protein causing blood disease
...ns and generally turns into an acute leukemia that can be fatal. The report appears in this week's Online Early Edition of the Proceedings of the National Academy of Sciences . Jing Chen, PhD, of Brigham and Women's, and Daniel J. DeAngelo, MD, PhD, of Dana-Farber, are the paper's co-first authors. D. G...Health of world's sea lions the focus of Wakefield Symposium
...xperiences and knowledge. Interspecies comparisons can shed light on why some populations might decline while others increase. Insights can also be gained on whether trends in the abundance of sea lions are related to fishing activities thr...Environmental decontamination, greenhouse gases, and the genome of a methane-loving bacterium
...en the subject of increasing interest because they can use methane as a sole source of carbon and energy ...rs note, was evidence that this methane specialist can turn into a sort of metabolic generalist-with a capacity to use sugars, hydrogen, and sulfur-and app......stance. By showing that utility functions can be of use not only in explaining the marketplace but also motor control, Krding and colleagues have added a new tool to biologists' repertoire. Though their approach hasn't closed the case on the mysteries of movement, it could help explain why we se...Binocular rivalry: Fulfilling visual expectations
...e results show that once a walker is recognized it can cause dominance of signals from one eye and suppre...yes first interact. Even if our expectations can affect what we see, vision is still our most valuable asset for sensing the world around us. However...'Fossil genes' reveal how life sheds form and function
...ISON - Reading the fossil record, a paleontologist can peer into evolutionary history and see the surface features that plants and animals and, occasionally, microbes have left behind. Now, scouring the genome of a Japanese yeast, scientists have found a trackway of fossil genes in the making, providing ...DuPont introduces in-home personal protection from dangers of hurricanes
...her experts, when a hurricane hits land, its winds can top more than 150 miles per hour, toppling trees a...eds of hurricanes and tornadoes. Also, hurricanes can also spawn tornadoes in an instant. Kevlar puts a virtually impenetrable barrier between residents ...Green, leafy spinach may soon power cellphones and laptops
...l Engineering, discovered that these same peptides can be tweaked into forming completely new natural materials that perform useful functions. One of his designer nanomaterials, which acts like the main ingredient in soaps and detergents, turns out to be ideal for keeping protein complexes functional on ......izas. "Any recovery of potential energy above that can be returned to the grid." Bagley and Shizas used bomb calorimetry, a technique that measures the heat content of materials, to determine the amount of energy stored in wastewater's organic matter. The city plants currently use aerobic treatment, a...