Malthus + 200: Disastrous 'Correction' Looms
... government feared that a careful head count would reveal the strength of its army to its enemies."...Mathematics Reveals New Pattern Of Brain Cell Activity
...ges that occur in the brain during normalsleep and reveal the causes of nervous system disorders such as epilepsy. David Terman, professor of mathematics at Ohio State, and his collaboratorsdeveloped mathematical equations that describe the patterns with which electrochemicalsignals bounce back and forth ...Caribbean Lizards Evolve Independently
... saidLosos. "Our studies throughout the Caribbean reveal that species adapt to theenvironment in the same way, time and again, over millions of years. Bycontrast, our work in the Bahamas illustrates what happens at the very firststages when a population encounters a new habitat. The congruence in results...One Year Follow-Up Of Non-Invasive Angina Treatment Suggests A Lasting Benefit
...te blood flow in blood vessels supplying the heart reveal significantdifferences between the two groups. Earlier findings from that trial, presented last November at the 70thAnnual Scientific Sessions of the American Heart Association, indicatedthat the therapy is safe and effective in relieving ang...Researchers Discover Ways The Ulcer/Cancer Bug Can Trigger Disease
...anism causes disease. "Culturedstomach cells can't reveal how you would respond if H. pylori stuck to yourstomach lining," Falk says. In 1993, Falk and another Swedish scientist at Washington University,Thomas Born, D.D.S., Ph.D., discovered that H. pylori can attach to a moleculecalled Lewis......ratory cells into an "artificial placenta" thatmay reveal how pharmaceuticals given to pregnant women affect their fetuses inutero. Currently, there is no good way to determine the concentration of drugsthat cross the placenta into a fetus. The researchers plan first to study theeffects of AZT, a drug use...Among Wrens, Moms Teach Daughters To Call, Dads Teach Sons, Study Reveals
...males areindistinguishable by sight, the calls may reveal both kinship and sex. Studying life in the...uturestudies of other highly social animals should reveal similar or even morecomplex cultural transmission patterns. ...Bears Cubed: Virginia Tech Studies Three Bears, And Three Bears, And Three More Bears
...in later tracking. Annual growthrings on teeth can reveal the age of adult bears. A bear first breeds when sheis two and half to three and a half years old. Some of the bears in Virginia that are being studied have been fitted with radiocollars or a device that is inserted under their skin in the back. If t......gues believe the family of CART peptides can still reveal much about the mechanisms ofaddiction, and possibly even stress-related disorders, as the peptides are also localized in areas ofthe brain involved in stress....New Fossil Discoveries Clinch Ancient Age Of Human Ancestor
...ding to the Penn State scientist, the new fossils reveal that the ancient species had primitive jaws shaped more like a chimpanzee's than like a modern human's. It also had another characteristically primitive feature known as sexual dimorphism--large differences between the sexes in overall body size a...ACE Gene Linked To High Blood Pressure In Men But Not Women
...region must now be analyzed for "finer mapping" to reveal the exact"address." Once it is located, scientists can study the ACE variant (or a genenext to it) and determine its function. This will help them understand causesof high blood pressure and ways to develop better-targeted treatments. "In thefutu...Neurogenetics Lab Scan Suggests Genetic Linkage On Chromosomes 4 And 11
..., ongoing research in this population is likely to reveal protective factors additional to those derived from ADH, the authors said. To schedule interviews with Drs. Long and Goldman, telephone the NIAAA press office (301/443-3860). For additional information on alcoholism genetics and other areas of alco...Excess Thiamine May Help Tumor Growth, Research Shows
...g cancertherapy, new research shows. The findings reveal a long overlooked link between vitamin B1 -- alsoknown as thiamine -- and tumor-cell growth. The results suggest that toomuch thiamine may actually help tumors grow. They also suggest that rationaluse of dietary thiamine may help slow tumor growth.......onsof the virus coat, the best he hoped for was to reveal a tiny twitching. "Eventhat, I thought, might be blue-sky thinking," he says. The researchers treatedthe virus with an enzyme that chops up proteins. They reasoned that if thebreathing effect was only small, exposing just the outermost atoms of thevi...Williams Syndrome: New UD Study May Shed Light On Rare Genetic Disorder-And Normal Development
...eficits, anda new University of Delaware study may reveal the cognitive impacts of the raregenetic disorder. "Understanding the details of the cognitive profile in this syndrome will likelybe extremely complex," says Barbara Landau, a professor of psychology anddirector of UD's Language and Cognition Labora...Security Code Helps Immune Cells Attack Foe And Spare Self
... during activation, but previous methods failed to reveal this, so noone could make heads or tails of it," says lead researcher Paul M. Allen, Ph.D.,the Robert L. Kroc Professor of Pathology at Washington University School ofMedicine in St. Louis. "We tried a different approach, and an elegant solutionto th...Babbitt To Help Explore Depths Of Lake Tahoe
...tograph-likemaps of the lake floor. The data will reveal lake floor sediment patterns,sunken artifacts, and establish a base map for future research by USGS and otherscientific organizations. This information will be compared with maps made inthe 1920s to study the changes in the lake in the past 70 year...Gene Mutation Found For Common Form Of Mental Retardation
...says, but he adds that such gross images would not reveal defects incell shape. In general, the appearance of males with the MRX defect ismisleading. Despite their profound behavioral disabilities, delayed and primitivespeech as well as severe learning and social impairments, most look remarkablynormal. ......eter Pedersen,Ph.D., used X-ray crystallography to reveal the molecular structure of adenosinetriphosphate synthase, a dervish-like enzyme. Inside, the molecule whirls aroundseveral times a second while it triggers production of ATP. "It's one of themost complex molecules ever revealed, almost six times la......e developing still moreclever techniques that will reveal to them what they can't actually see, in thiscase the machinations of a deadly protein. The University of California has filed a patent on the full technologyplatform for the immunoassay. Centeon Inc. holds a license granting themexclusive r...