Bark Beetle Infestation Spurs Multifaceted Study
..., which pose a major fire hazard for the area. The solution is toallow salvage harvesting and controlled burning, so that the forests canreturn to a healthy state. "Many environmentalists are concerned because they believe this areais old growth forest," says Dr. Alan Taylor, associate professor ofgeography......olecules and getting them into the gas phase. The solution containing the sample is sprayed at high voltage, forming charged droplets. These droplets evaporate, leaving the sample's ionized molecules in the gas phase. These ions continue into the mass spectrometer, which is a sophisticated weighing machine...Fast Measurement Technique Reveals Early Steps In Protein Folding
...lution.Then, to initiate the folding sequence, the solution is heated rapidly bya single pulse from an infrared laser. As the proteins begin twisting intotheir characteristic shapes, a series of pulses from an ultraviolet lasercause some of the amino acids to fluoresce, revealing to the researchersa time-sequ...Laser Microscope At Cornell Images Serotonin In Live Cells
...searchers used a pollen-like antigen to add to the solution that turned the signal on in the cell. As that was happening, the laser was illuminating the process to visualize the granules. Webb said he hopes to use the technology to look for serotonin secretions deep inside the brain. The technology could be...Eating After Exertion May Be A Key To Speeding Body's Recovery
... least eight hours;those that drank a carbohydrate solution similar to a sugar-based sportsdrink took at least four hours for complete recovery, although they attained60 percent of their recovery in an hour. "No one has really focused on the issue of post-exercise food consumption,"Layman said. "If we can sh...Fund Aims To Repay Developing Nations For Valuable Genes
...California, Davis, has quietly offered up a modest solution to the problem. Pamela Ronald ,an assistant professor of plant pathology, has initiated a novel mechanismthat pools university and industry resources to compensate nations for valuablegenetic material. It is the first known attempt by a major resea...Restoring Farm Land To Natural Wetlands Key To Stemming Flood
... the floodplain." And while that may be a logical solution in theory, implementation isnot simple. Aside from the economic and political ramifications associatedwith reclaiming bottomlands currently devoted to agricultural use, culturalperspectives must be considered as well. A long history of conflict overt...Munching Microbes Make A Meal Out Of Toxic Substances
...of contaminated drinking water, Nies says the best solution to cleaning up gasoline in the soil may be to just leave the site alone. "If there are microbes in the soil already eating the contaminants, you could just leave it alone and let them do their thing, or add some commercial nutrients to the soil to he...Fighting Wheat Scab In New York State
...n consumption," Bergstrom said. "There is no quick solution to the wheat scab problem. It requires extensive basic and adaptive research and testing of new approaches under localized wheat production conditions," Bergstrom added. "Researcher efforts are already under way for investigating new avenues for th...Where Fossils Fear To Tread: Scientists Follow Genes To An Ancient Ancestor
... and again," Carroll said, "but there was a single solution and everything is a modification of that." That argument is supported, said Carroll, by the discovery of the same appendage-making genes in six broad divisions of the animal kingdom, including vertebrates, insects and fish. The discovery, ma...Wonder Thread: UD Scientists Report First Protein With Collagen And Elastin-Like Domains
... simply placed byssal threads and pepsin in a weak solution of acetic acid. "Col-P and Col-D were the only proteins detectable after pepsinization," Waite explains. "Within byssal threads, these two collagens are distributed in a complementary gradient, with Col-P predominant in the elastic, proximal region, ...Scientists Use IGF-I To Grow New Membranes Around Neurons
...were added to the cultures, half were bathed in a solution containing high levels of IGF-I. After six hours, Schwann cells in the IGF-I solution started extending long feelers toward the rat neurons," Feldman said. "After 12 hours, most feelers...Jefferson Scientists Develop Botulism Vaccine
... explains. “What might be a more practical solution is to put the genes for the carrier-vaccines into a plant such as a banana. As the banana grows, it would automatically synthesize the oral vaccines. Whenever a person ate the banana, that person would also be consuming oral vaccines. Thi...Max-Planck Researchers Unravel The Structure Of The Methane Forming Enzyme
... The enzyme circumvents the problems in aqueous solution by wrapping the reaction into the protein. The active site is coated by hydrophobic, aromatic side chains and completely inaccessible for bulk solvent. The arrangement of the coenzymes suggests that the nickel atom of coenzyme F430 is inv......unwinding for this and related helicases. " "The solution of the HCV helicase structure complements the solution of thethree-dimensional atomic structure of another drug target, HCV protease,reported by Vertex res...STS-89 Will Carry Five Science Payloads From NASA/Marshall
...system to show how the concentrations vary insidea solution as a protein crystal grows in the microgravity environment ofspace. The system was operated by astronautDavid Wolf and provides video images captured on computer. Animproved understanding of how large protein molecules move through a liquidwill hel...Virginia Tech Engineers Help Mother Nature Clean Up
... channel, the site itself remains polluted. The solution may be in the planting of thestately poplar tree. The use of these fast growing, deciduousplants was proposed by a consulting firm, Geraghty and MillerInc. Recent data indicate poplar trees can remediate a contaminatedwater area due to their ability ...Good Ergonomics Is Good Economics
...ood example of how a simple, inexpensive ergonomic solution sometimes can have a very high cost-benefit payoff. Workstation Redesign Food service stands. Using a participatory ergonomics approach with food service personnel, my USC colleague, Andy Imada, and George Stawowy, a visiting ergonomics doctoral st...Argonne Researchers Develops Simple, Inexpensive Method For Cleaning Industrial Waste Streams
...cles, and their metal baggage, areremoved from the solution with magnets, Nuez said. The metal can be stripp...nd theparticles to be recovered, while the process solution can be recycled to theplant. The extractants placed on the magnetic particles can be tailored to the...... of chemicaltreatments. A concentr ated salt-water solution is used to remove the calcium and replace it withs...sed or decreased. When placed in the cesium-sodium solution and given a highly negativecharge, the iron compound attracts cesium ions. When removed from the sol...