Heat-loving Microbe Repairs Its DNA With Light
...ffects on DNA are precisely known. As expected,the vast majority of cells were unable to reproduce followingthis treatment. If the cells were then exposed to visible light, however, asignificant fraction of the damaged cells revived. Interestingly,the DNA repair process leading to this recovery works wel...International Research Team Clones New Skin Cancer Gene
...radic (noninherited) tumors, which account for the vast majority of basal cell carcinomas. In those tumors, the mutation was often caused by exposure to ultraviolet light. Although NBCCS is rare, milder forms of genetic predisposition to skin cancer may be fairly common. Bale suggests genetic screening f...Core Spins Faster Than Earth, Scientists Find
...lly,the inner core rotates because it is part of a vast electric motor. Theinner core has a diameter about three-quarters that of the moon,and a mass density almost 13 times greater than the density ofwater. The mass of the inner core is about one hundred millionmillion million tons -- which is about 30 p...Salvage Gene Is At The Root Of Many Mutations
...u/smd/biophys/index.htm">biophysics . The vast majority of mutations come not from asbestos, pest...c sites can be lethal to cells because they act as vast potholes, halting the polymerase enzymes that usually zipalong a strand of DNA during replication. I...Harvard, Duke Researchers Discover 'Off-switch' Inside Human Cells
...cell surface into the cell'sinterior, triggering a vast array of cellular processes. G proteins areswitched on by receptors on the cell's surface, which themselves are activatedby hormones, neurotransmitters and other external chemical signals. Neurotransmittersare substances that trigger brain cells to f...Gene Discovery Could Overcome Aluminum Barrier To Higher Wheat Yields Worldwide
...covery of this gene could help farmers utilize the vast acres of acid soil in the world where aluminum-tolerant cereal grains can be grown." Gustafson and co-researchers in Brazil, Poland and Mexico discovered the gene as part of eight years of work on locating new genes in wheat and rye. "A major obje...NCAR Scientists Trek To Africa For Biosphere-Atmosphere Chemistry Study
...oviding substantial support for EXPRESSO. With its vast expanse of land near the equator, Africa exerts a ... in biosphere-atmosphere chemistry. Plants take up vast amounts of carbon, particularly in the lush tropics, but plants and soils also release carbon, and t...Scientists Trek to Africa for Biosphere-Atmosphere Chemistry Study
...rica has on these cycles." Africa with its vast expanse of land near the equator, exerts a powerfu...in biosphere-atmosphere chemistry. Plants take up vast amounts of carbon, particularly in the lush tropics, but plants and soils also release carbon, and t...Sea Turtles Have Favorite Oceanic Routes
...transmitters expired. Even though the turtles have vast areas of ocean in which to thrive, humanity may be threatening the turtles' survival. International commercial fishing fleets venture well into the turtles' corridor. It is important to consider not only this species' nesting places and feeding gro...Methane Deep In Ocean Crust Could Feed Chemical-Hungry Microorganisms
...nt becomes significant when considered over such a vast area. This considerable reservoir of methane is unlikely to be exploited by humans. Most of the methane below the seafloor is trapped in rock as bubbles so tiny that they can be seen clearly only with a microscope. It is more likely that the met...World's Experts Plan Global Locator Service For Environmental Information
...tage of existing networks and software to access a vast array of valuable resources, including hundreds of libraries, museums, and archives worldwide--some containing as many as 35 million locator records. It also fits in with many other international and national programs focused on improved access to in...Everyday Technology Underlies First DNA Computer Logic Gates
...NA will prove useful on problems that now require vast networks of computers, such as forecasting the weather, designing airplanes, or cracking complex security codes....Ozone 'Chat Room' Provides Real-Time Air-Quality Research
... "We provide the technical support for analysis of vast amounts of data pertaining to ozone so that we can enlighten the decision-makers," says Husar. "Historically, ozone has been considered a local problem maintained by cleaning up local emissions. But more recently, it's been recognized that attainme...Largest Tyrannosaur Fossil Unearthed In Montana
... which hasbeen only partially excavated, lies in a vast dinosaur graveyard in northeasternMontana near the Fort Peck Reservoir. According to Rigby, the fossil is nearly complete and is either aTyrannosaurus rex or something very much like it. Certain aspects of theanatomy are different than the 1...New Mechanism To Explain Carbon Monoxide Poisoning Identified
...tPenn's Institute for Environmental Medicine. "The vast number of patients we seeclearly don't fit this traditional explanation. Science falls down in terms ofwhat we see in day-to-day practice." Interaction of Deadly Gases Now, Thom and Penn colleagues Harry Ischiropoulos, PhD, ResearchAssista...Notre Dame Paleontologist Finds Damage Done To T. rex Skull
...Institute discovered the skeleton this summer in a vast dinosaur graveyard near the Fort Peck Reservoir. The fossil, which was nearly complete, is either a Tyrannosaurus rex or something very much like it. Certain aspects of the anatomy are different than the 15 or so known skeletons of T. rex, according...Colorado State Anthropologist Finds Fossil Treasures In Africa
... be ancient ancestors of present-day baboons. The vast collection of fossils is one of the few uncovered in Botswana and contains well-preserved specimens of small mammals thatmay have roamed the earth sometime between 100,000 and 3 million years ago. Most likely used by owls and other mammals to eatthei...Long-Time NIH Grantee Wins Nobel Prize In Chemistry
... grant support from NIH between 1948 and 1996. The vast majority of this support was from the National Institute of General Medical Sciences, with other funding coming from the National Institute of Diabetes and Digestive and Kidney Diseases. ...Cornell Text On International Nutrition
...emely grateful to Professor Latham for sharing his vast knowledge of nutrition." Latham is also the author of Human Nutrition in Tropical Africa (1965, 1979), Nutrition: A Scope Manual (1980) and more than 350 journal articles. He frequently serves as a consultant in Africa, Asia and Latin America f......ture"? Not us, says Winston. "In spite of a vast increase in the amount of pesticide used overthe last 30-40 years, the amount of crop lost to pests has increased from31 to 37 per cent. The more we use, the more we lose." Nature Wars, which is aimed at the general public and pest management...