Scientists Say Latently Infected Cells May Stoke the Fire of HIV Replication
... infected CD4+ T cells provide a fast-burning fuel for HIV replication," explains Dr. ... But sustaining HIV infection with this fuel alone, he adds, would require continuously high concentrations of HIV.......ve been discovered in the ponds where spentnuclear fuel rods are stored. Safety experts fear that the bact... could causeleaks in the metal cladding around the fuel rods. The Westinghouse Savannah River Company, which manages the SavannahRiver nuclear repos...Penn State Process Removes Rocket Fuel Ingredient From Drinking Water
...inking water contaminated by perchlorate,a rocket fuel ingredient detected in 14 states where rocket, munitions,fireworks and match manufacturers are located. Dr. Bruce E. Logan, the Stan and Flora Kappe Professor of EnvironmentalEngineering, recently filed a patent disclosure on the process whic...The Shape Of Life: How Does The Computer "Know" When It Sees It?
...ine that solves problems depending on what kind of fuel - that is, what kindof questions--that you put into it." Remembering The Morph Man The idea of recognizing life when you see it may seem obvious, but itsscientific grounding only dates back toProfessor D'Arcy Thompson of the University of St. Andre..."A Little Bit Here" And "A Little Bit There" Can Add Up To A Big Problem
...ddevelopment in areas that lack sewers; and fossil fuel burning. While each ofthese can contain a wide variety of pollutants, the ESA report focuses on theeffects of phosphorus and nitrogen. While both of these are important nutrientsfor plant and animal life, too much of either can drastically alter an...Minuscule Ocean Plants Help Stabilize Earth's Atmosphere, Climate
...ains from past eons also created part of thefossil fuel that now drives the industrialized world. And, ironically, the extracarbon dioxide generated by burning those fuels, in turn, will almost certainlyaffect future activity and distribution of ocean phytoplankton in ways that arehard to forecast, the au...Groundwater Injection Process Filters Out Contaminants
...ies used chromate to inhibit corrosion of aluminum fuel elements in nuclearreactors. It has been detected at Hanford along the rivershore and ingroundwater headed toward the Columbia River. Field tests conducted at Hanford indicate ISRM can remove chromate fromthe groundwater to levels below drin......technologies to make methane that could be used as fuel for the trip back to Earth. Variations on the equipment could make polymers that would be mixed with Mars dirt and cured in sunlight to make shielding bricks or mats. "Hopefully, maybe you can do all of this on the surface and take very little mat...System Offers Breath Of Relief To Workers
...ak Ridge when a worker was exposed accidentally to fuel oil. TheExposure-to-Risk Monitor immediately determined that levels of benzene in theworker's exhaled breath had increased by 12 parts per billion. DOE's Office of Worker Health and Safety funded development of themonitoring system's exposure...Open-Air Experiment Shows High CO2 Boosts Tree Growth
... higher CO2atmosphere expected by 2050 from fossil fuel combustion and other humanactivities. Howe... the extra CO2 entering the atmosphere from fossil fuel burning. The researchers reported in a presentation prepared for Thursday, Aug. 6at the annu......sses. Ethanol, a form of alcohol, is a liquid fuel that can be used by itself or blended with gasoli... is an ideal and inexpensive feedstock for ethanol fuel production," Ho says. "This genetically engineered yeast will make it possible to substantially lo...Research Answers Burning Questions About Pollution
... produced in spray flames, a process where liquid fuel sprays through a small hole to form droplets, whi... that these measurements could even be made inside fuel sprays, and we're the only lab in the country that has done this." Laurendeau's doctoral stu...Where The Rubber Meets The Air
...upply as a resource to help clean theair of fossil fuel pollutants. Writing in the November issue of the s...e from discarded tires can beused to remove fossil fuel pollutants from smokestack emissions. Thepeer-reviewed, bimonthly journal is published by the Ameri...Oxygen-Carrying Myoglobin Not Necessary For Survival
...hat the system transferring the oxygen necessaryto fuel the contraction of heart and slow-twitch muscles is much morecomplicated than the long-held paradigm," Garry said. Now, the researchers will look for other genes that are expressed at ahigher level in the genetically altered mice during time...Brookhaven, Carnegie Scientists Report First 'Morphing' Of Plant Enzyme Function
...ner" plants forrenewable industrial raw materials, fuel and food. It also sheds new light onhow plant enzymes evolved to perform different functions. The team of scientists from the U.S. Department of Energy's BrookhavenNational Laboratory and the Carnegie Institution of Washington's Stanford,Ca...Duke Study Finds More Genes May Be Affected By Toxic Cadmium
...ed into the atmosphere from ore smeltingand fossil fuel combustion. Humans exposed to cadmium continually accumulate the metal in theirlivers, lungs and kidneys, and cadmium exposure has been linked to kidneydamage, respiratory diseases and neurological disorders. It is also known tocause various ...Scientists Describe Structure Of An Enzyme That Uses Iron To Make Hydrogen
.... "Hydrogen is often mentioned as a future fuel source because it is arenewable and clean-burning energy carrier," said Peters. "The biologicalproduction of hydrogen, then, represents a tremendous reserve of energy that wemay tap through our understanding of the mechanisms that have evolved innat...Science Announces Top Ten Research Advances Of 1998
...ewmolecules for drug discovery but also to develop fuel cell catalysts and otherindustrial compounds. Genomics: The sequencing of several microbial genomes and the genome of C.elegans reached completion this year. The tiny C. elegans worm has long been aworkhorse for a wide variety of biological research...New Technology Turns French Fry Oil Into Diesel Fuel
...ome the main ingredient in a newalternative diesel fuel known as "biodiesel." And while french fries are k...e converted into an environmentally friendlydiesel fuel faster and less expensively than current processes while producingan even higher grade fuel. The pro......y of Kentucky, and Harold H.Schobert, professor of fuel science and director of Penn State's EnergyInstitute, are investigating both fuel and non-fuel uses of coal for the 21stcentury. One use for both combustion waste and anthracite coal...