Population Growth Costs Include Global Warming Impact
... contain a number of geophysicalrelationships that link together the different forces affecting climate changeand greenhouse-gas emissions. "The impacts of climate change are estimated froma number of different studies, but it must be recognized that this is the mostuncertain part of the model," Nordhaus......res are the foundation of any circuit because they link circuitcomponents to each other and to the outside world. The Technion team constructedtheir prototype nanowire between two gold electrodes separated by a narrow gapof 12 microns, about one-tenth the width of a human hair. They synthesizedstrands of ...Hultgren Receives Prestigious Eli Lilly Award
...rs of the chaperone protein.Without this essential link in the assembly line, E. coli cannot make pili andtherefore can no longer colonize the urinary tract or cause disease. Theinhibitors therefore may prove useful as antibiotics against bacteria thatalready have a toehold in the urinary tract. Discoveri...Jefferson Researchers Find Correlation Between Gene And Endometrial Cancer
... colleagues suspected an Rb2-endometrial cancer link because they had seen similar mechanisms in lung cancer. "If this mechanism is common in lung and endometrial cancers," he notes, "it may be involved in some way in other cancers. These additional results put Rb2 in a restricted group of ......try and Medicine have further confirmed a possible link betweenperiodontal bacteria and heart disease. ...arch findings furthersupport and expand a possible link between periodontal disease and developmentof athrosclerotic heart disease, a condition resulting fr...Study Links Viruses And Vascular Diseases
...terial infections and some vascular diseases. That link is stillinconclusive, but Virgin believes it's ent...essor ofpathology and molecular microbiology. "The link between viruses andatherosclerosis is much more controversial." Intriguingly, infections in newborn ...Pharmacogenesis: Postgenomic Drug Discovery Through Developmental Biology
The holy grail of gene therapy? As the precise link between individual genesand diseases is still largely unknown, developmental biology is emerging as apromising technology to identify the functional relationship between specificgenes and disease processes. This powerful technology enables researche...American Museum Of Natural History Holds Symposium On Biodiversity And Human Health Issues
...and the Control of Infectious Disease The causal link between ecosystem alteration and degradation and the emergenceand spread of malaria, human immunodeficiency virus (HIV), hantavirus,hemorrhagic fevers, and Lyme disease. Speakers include: (Overview) Paul R. Epstein, Harvard School of Public Health...'Mean Gene' Found In Africanized Honey Bees
...sts identified five genes that appear to have some link to the aggressive behavior, and one of these genes was found to have a much greater effect on the tendency to sting. "We have also mapped genes that affect levels of alarm pheromone," Hunt says. "All but one of these genes are completely independent ...Research Reveals Link Between Development And Contamination In Urban Watersheds
...urban watersheds across the United Statesreveals a link between a class of organic contaminants and urbani...n as polycyclic aromatic hydrocarbons(PAH's). This link is inferred from analysis of surface sediment samples collectedfrom different watersheds and from se...EPA Should Redirect Some Research on Toxic Airborne Particles
...ealth problems; and developing modeling tools to link the sources of particulate matter withpeople who have been exposed. The study was funded by the Environmental Protection Agency. The NationalResearch Council is the principal operating arm of the National Academy ofSciences and the National Academ...New Look At How Cells Move Could Shed Light On Tumor Growth
...ntegrinreceptors, which are protein molecules that link the outside and insideof cells, with cell movement. They play a pivotal role in cell adhesion. A cell moves when the front protrudes and sticks to something else. Therest of the cell follows as it contracts and slinks forward -- if the taildecides ...Human Bone Disorder Reproduced In Mice
... kind. Itis proposed that the two cell types may link together, either physically orthrough signaling molecules, to alter normal bone metabolism. Bianco and Gehron Robey hope to use the animal model to develop novel, effective therapies for the bone lesions of McCune-Albright syndrome, currently a major...Molecular Memory Tunes Adrenaline To Stress
...ource of ACTH (adrenocorticotropic hormone), a key link in the stress hormone cascade. Without pituitary glands, the percentage of STREX-type channels dropped sharply. This was prevented by injecting ACTH artificially. The Science article is entitled, "Control of Alternative Splicing of Pota......y presented at FASEB, Barkeridentified a molecular link that is critical to enhancing this cell-mediatedantiviral response. He and colleagues determined that when CD8+ cells wereexposed to macrophages expressing a CD86 molecule on their surface, theirantiviral action was amplified. Macrophages are anoth...UCSF Researchers Identify Mutations In Gene Causing Hereditary Form Of Childhood Rickets
...esulting enzyme activity. Ultimately,they hope to link specific errors in the enzyme to specific clinicalmanifestations in individual patients. "People have different degrees of severity and times of onset of thecondition," said Miller. "It may be that we will be able to find a correlationbetwee...Gene Study Shows Mammals Lived Before Extinction Of The Dinosaurs
...e previous estimates based onfossil studies, which link the evolutionary event to mass extinctions 65 millionyears ago. "This is the first time we ever have been able to estimate when all theselifeforms appeared on Earth," Hedges says. "Fossils can't give us thisinformation, partly because there are hu...Ulcer-Causing Bacteria Also May Be Associated With Heart Disease
..." additionalresearch is needed before any definite link can be shown.Helicobacter pylori were discovered in 1983 by two Australian researchers. Thetiny, spiral-shaped organisms live in the stomachs of most people butoccasionally are the cause of gastritis, the underlying condition for stomachulcers and so...ACE Gene Linked To High Blood Pressure In Men But Not Women
...ave elevations of the enzyme, studieshad failed to link such elevations to heart disease, says Boerwinkle."Despite evidence for a substantial genetic component underlying differencesamong an individual's blood pressure, progress toward identifying the gene hasbeen slow," he says. "A logical approach is to...... Internet (NGI) and advanced telecommunications to link together theinvestigators and students at separate member institutions around the country. The NGI will alsobe used to facilitate the development of a variety of "virtual" institute activities to advanceresearch and education in astrobiology. B...