How Super Are The "Super Aspirins"? -- New COX-2 Inhibitors May Elevate Cardiovascular Risk
...efor future experience: Will a cardiovascular risk emerge over time as the COX-2inhibitors reach more and more patients?" Aspirin and ibuprofen are members of a class of pain relievers known asnonsteroidal anti-inflammatory drugs, or NSAIDs. These drugs work by inhibitingan enzyme called cyclooxygen...New Evidence Points To Role For Free Radicals In Alzheimer's Disease
...such studies have already begun at Penn. Likely to emerge fromthese investigations will be more accurate methods for disease diagnosis,improved assessments of drugs against the disease, and a clearer overall pictureof the disease process. For example, results from epidemiological studies suggest tha...Tracking A Killer's Progression
... globalproblem. If a drug-resistant strain should emerge abroad, Americans are only aplane ride away from potential exposure to it. In the United States, 41 caseswere reported between 1993 and 1996. Worldwide, there are 1,000 to 2,000 caseseach year, and there is always the concern that a serious epidemi...New Phylloxera Strain Poses Threat Primarily To Grape Nurseries
...e female lays a couple hundred eggs. As the young emerge from smallbumps or galls, they crawl toward the shoot tip, and begin feeding on newgrowth. Feeding can be severe enough to defoliate part of the vine. "Theydon't really fly very well," Walker says, "but they can be blown in the wind. It's mainly pr......ino acid found in the blood that many believe will emerge as "the cholesterolof the next century." Hodis, Director of the USC Atherosclerosis Research Unit, and Mack will presentthese findings Nov. 10 and 11 to colleagues at the American Heart Association's71st Annual Scientific Conference in Dallas. Recent...History Of The Rainforest Told In Song
...suggest that new races ofbirds may be beginning to emerge within particular species. It has also raised the serious question of what will happen to the unique birdcommunities and their mountain-top rainforest environment if the global climatecontinues to warm and the cool upland area to shrink....Genetically-Altered Crops Can Produce Tough, Hard-To-Kill Weeds
...zation might cause somenegative characteristics to emerge in a weed that would limit its reproduction. For instance, a hybrid weed might produce fewer flowers or seeds than a pureweed. Snow collaborated with Risoe National Laboratory in Denmarkto find out whether this was the case for oilseed rape, ...Destructive Algae Overtaking Mediterranean Waters
...can be matted with 700 feet of runners from which emerge thousands of shaggy, thick leaves. This expansive growth suffocates most living things. U.S. waters, so far, have not been infiltrated by the new form of Caulerpa. However, it has been observed in an aquarium in Honolulu, and there are no rest...New Model Makes It Possible To Predict Emergence Of Antiviral Drug Resistance
...dict how much drug resistance could be expected to emerge over the next 50years if treatment rates increased...l develop and/or if thedrug-resistant strains that emerge are of low transmissibility. Currently manyinfectious disease experts believe that these conditions...Transposable Elements May Have Had A Major Role In The Evolution Of Higher Organisms
...omplexboard. The new structures and functions that emerge from their battle serve todrive the evolution of the host genomes in which transposable elements reside. -30-...Two Parasitic Wasps Show Promise For Controlling Pest Flies
...ecially important inthe Midwest and actually could emerge as weapons. Such is the finding of a study of parasites that feed on stable and houseflies in Illinois. Both types of flies are well-known pests. Stable fliesfeed on the blood of cattle, annoy other livestock and adversely affectproduction, and, l...Core Spins Faster Than Earth, Scientists Find
...the Earth is rotating. The core's "fast axis"would emerge at an imaginary point on Earth's surface up to 10degrees from the north pole, where the spin axis would emerge. TheEarth and the core are rotating on the same spin axis, but becausethe inner core rotates just a bit faster than the planet as awhole, t...DNA Techniques Allow Scientists To Become Pollution Detectives.
... explained."What we start to see are patterns that emerge and they aredifferent in humans than in wildlife." Edmiston said knowing where the pollution came from could helpsave time and money spent devising solutions to protect theenvironment. "Down the road, these techniques could be used to help us manageo...