Studies Suggest Cold Can Protect Valuable Papers
...ymes provides a first glimpse of the extraordinary power of enzymes ascatalysts." To determine speeds at which bonds are broken, the scientists tookadvantage of the fact that heat causes reactions to speed up. In the laboratory,they cooked simple compounds, with bonds representing those that jo...Report On Electrical And Magnetic Fields Released; Public Invited To Comment At Regional Meetings
...ed vote, thatelectrical and magnetic fields around power lines, home wiring, home appliancesand some indust...re more likely to have residedwithin 131 feet of a power line than other children. More than 13 other similar epidemiological studies have subsequent...Scientists Discover How Influenza Virus Becomes More Deadly
...ecular mechanism thatamplifies the disease-causing power of influenza A virus. This mechanism couldbe a new marker for scientists to examine when attempting to predict thepotential for a newly emergent influenza A virus to cause a pandemic. Though still to be proved, their discovery may explain the longt...Duke Study Helps Explain How Cells Divvy Up Genes During Reproduction
... "neck," and the "stalk."The engine generates the power for the motor, but the roles of the neck andstalk were a mystery. Using molecular biology techniques, the scientists created a hybridmotor that has a kinesin engine and a neck and stalk section from Ncd. Thishybrid motor runs in reverse, just...Commercial Fish: Eat Up, Despite Low Levels Of Mercury
...the substance. Man-made sources include coal-fired power plants, smoke from burningcigarettes, and incinera...pressure on sources of mercury, such as coal-fired power plants,to reduce mercury emissions. How Does The Seychelles Data Affect The Proposed Changes? The ...Glowing Cyanobacteria Gives Researchers New Clues To Circadian Rhythms
...iences, which funded the research. Theclocks that power circadian rhythms are complex mechanisms of chemic...son and Goldenbelieve that the basic workings that power the circadian clocks of cyanobacteriamay have features in common to all clocks. "Outlining t...Radio Controlled Aircraft To Sniff Out Biowar Bacteria
...sh out of the air and into the water. "It takes no power to run it," Liglersays. Every five minutes, water from the chamber is pumped over the sensor,which consists of four optical fibres, each with a tapered probe fixed to itscore (see Diagram). The probe is coated with an antibody to the spores o...Clean Air Act Reduces Acid Rain In Eastern U.S.
... of the nitrogen oxides causing acid raincome from power production. Automobiles generate another 30 percen... effectfor 110 electrical utilities. Most of these power plants were in the EasternU.S. with a few plants located west of the Mississippi River. The act spec...Cubist Pharmaceuticals Describes New VITA™ Technology For Enabling Genomics For Drug Discovery
...n actual infection. VITA seamlessly integrates the power of genomics into the discovery process. Additionally, in our collaboration with Novalon we have developed an assay thatcan identify quality screening hits that bind to functionally relevant sites on protein targets." In a study, titled " 1 VITA: V...Bat Sonar Sharper Than Thought; Much Better Than Man-Made Gear
...achieve fine time resolution. The resolving power of a sonar imaging system is expressed as the minimum spacing of two objects which can be detected separately. According to Simmons, bats process returning sound waves in two different ways inorder to form a single, high-definition ...North America Absorbing Carbon Dioxide At Surprisingly High Rate, Team Reports
...a resultof combustion processes in automobiles and power plants, can act as afertilizer, as can the higher concentrations of atmospheric carbon dioxide inthe air. Global warming itself can contribute to longer growing seasons, whichhave been observed in studies of satellite measurements cited by the team....Mice Lacking Gene Show Reduced Alcohol Preference And Sensitivity
... D2 receptor may be one of the "sensors" that help power that craving. "Our research shows that taking away the D2 receptor cut alcoholconsumption in half," said Tamara Phillips, Ph.D., the lead author of the paper.Phillips is a research geneticist at the Portland VA Medical Center andprofessor of...Duke Scientist Reports Advances In Gene Therapy For Heart Failure
...mulation initiallyallows the heart to increase the power of its contractions, but in heart failureit quickly becomes self-defeating: the receptors become desensitized, meaningthey no longer are able to respond to hormone stimulation. Desensitization iscaused by a second molecule called B -adrenergic recep...Molecular Mission Unveils New Genetic Link To Common Birth Defect
...irs away from the gene itself. Notwithstanding the power of the new method, Dr. Engel was quick to note that itdoes not preclude the need for other, more routine genetic probing strategies.Rather, he said, using large DNA vectors such as YACs offers genetic researchersa second chance, as it were, to peer i...Virginia Tech Research Group Presents Improved Dental Materials
...eaction cell and areference cell; the differential power input required to maintain the sametemperature in the two cells is equal to the heat generation rate of thereacting material. The heat generation rate is proportional to the reactionrate," Shultz says. "Nazan could therefore calculate the reaction ra...Scientists Finger A Molecular Kingpin In Body's Response To Cigarettes
...pment,herbicides, and combustion from automobiles, power plants andincinerators. For two decades Gasiewicz has studied how dioxin binds to andmanipulates the AH receptor, which plays a key role in determininghow our body reads its DNA and controls many genes. Graduatestudent Stephen Dertinger, who had...Russia Has Designs On Its Astronauts' Used Underwear
...erpants. Theresulting methane gas could be used to power spacecraft, they claim. "This will be a revolution in the science of biodegradation," saysVyacheslav Ilyin, project director and head of the microbial ecology laboratoryat the Russian State Research Centre's Institute for Biological and Medic......ammals,lose up to a third of their muscle mass and power with age. In humans, theresult is an advancing weakness in the elderly that can lead to unsteadiness andimpaired mobility, increased susceptibility to falls and injury, and jointstress and degeneration. Even in young adult mice, the new trea...AAAS Report Attributes Majority Of Killings In Guatemala To State
...ingsoccurred than any other, continues to exercise power as the head of theGuatemalan Republic Front. The report also notes that those who work to clarify this history still facerepression. On April 24, 1998, the Catholic Church presented its Recovery ofHistorical Memory report on the armed conflict, de...Growing Up On Their Own: Smart Plastics Organize Themselves Into Useful Optical Devices
...-- electroniccrystals, -- that give scientists the power to control millions of electronicsignals gliding around a computer chip simultaneously. Such control remains adream when it comes to light: It's impossible to fit millions of tinyconventional lenses and mirrors on a chip the size of one's fingernail....