As Hurricane Floyd moves up the Atlantic Coast . . . .
...ollen rivers, tosaturated hillsides, to vulnerable barrier islands, to altered wildlifehabitats. Flooding T...water-qualityconditions and aquatic communities on barrier islands. Coastal Erosion and Storm Surge USGS geologists, in cooperation with National Aeronautics......de an optimal means to overcome thecritical immune barrier that has historically limited successful engraftment." Specific antibody binding to the surface of a foreign cell initiates a processcalled the "complement" cascade, which results in the destruction of the foreigncell. Previously, these Harvard and A...A molecule family hinders spinal cord regeneration, UF brain institute team finds
...ansplant, a particular family of molecules forms a barrier that prevents many nerve fiber connections from growing. The molecules, chondroitin sulfate proteoglycans, or CSPGs, consist of a protein core surroundedby sugars arranged like bristles on a bottle brush; they occur naturally throughout the body. Du...Lizard research bolsters theory that forest edges are hotbeds of speciation
...at have been geographically isolated by a mountain barrier for millions of years were uniformly similar, despite ancient genetic divergence. The team sampled adult skinks from eight paired sights in rainforest and open forest in the Wet Tropics World Heritage area of North Queensland, Australia. "The di...DFG to set up 21 new collaborative research centres in 2000
... the transport of substances and signals over this barrier and so provide a natural mode of cell regulation. The collaborative research centre "Regulatory Membrane Proteins. From the Mechanism of Identification to the Pharmacological Target Structure" at Wrzburg University is to investigate these switching p...Antibacterial implants could prevent infections, save patients' lives
...es out of the polyurethane. The coating acts as a barrier to the antibiotic, controlling the rate at which it is released to the surface of the device. "The outer coating is just 10 or 20 atoms thick," Ratner said. "It makes for a very controlled, slow release." Tests showed that the system maintains a...New Orleans ... the new Atlantis?
...--11 feet in some places. Many of the low-lying barrier islands will disappear by 2050. UNO scientists sug...cientists continue to work on the issue: restoring barrier islands; working on a $5 million contract with the U.S. Army Corp of Engineers to document and assis...Deadly to cattle and humans, prions may help other organisms survive, researchers find
...s in one species from infecting other species. The barrier has been thought to prevent the transmission of s... in Cell shows that at least in yeast, the species barrier is an inherent property of prions and does not require assistance from a helper protein, or chaperon...University of Chicago researchers uncover first steps in cell-cell adhesion process
...d not perform its primary function as a continuous barrier that keeps germs out and essential body fluids in....e zipper closes to form a single continuous sealed barrier between cells," explained Vasioukhin. "The genesis of adherence junctions, which is what we observe...Mental health insurance illiteracy at serious high
...enefits, and this lack of information represents a barrier in their seeking care when needed, according to a study by the College of Human Medicine at Michigan State University published in the February issue of Psychiatric Services. A telephone interview of 1,358 random sample adults in Michigan between 19...Marine biology course uses Antarctica as its classroom
...global climate. The Southern Ocean, which forms a barrier around the Antarctica, for example, helps regulate global temperatures as its supercooled water drive global ocean currents. "The Southern Ocean is perhaps the world's largest marine ecosystem," noted Wade Jeffrey, of the University of West Florida. ...EPA, OSHA and CPSC accept non-animal system for screening chemicals' skin corrosiveness
...or chemical mixture is placed on a collagen matrix barrier that serves as a kind of synthetic skin. Once it p...time it takes for a test chemical to penetrate the barrier and produce a color change in the detection system is compared to a classification chart to determin...... need to install a high enough magnetic energy barrier to stabilize the magnetic states. But for magn...y, physicians need particles with a low energy barrier to allow magnetic state to change constantly. Since magnetic opposites attract one another, the ...Oral exposure to anti-oxidant glutathione could help prevent flu infections
...he mouth and nose, thus providing an extracellular barrier to toxic chemicals. This led them to consider a possible role for glutathione as an anti-flu protectant. The flu virus is normally released from infected cells as an inactive particle. To infect another cell, it must be activated by having one of...Gene tug-of-war leads to distinct species
...n species. Imprinting is also thought to provide a barrier to unisexual reproduction and the interbreeding of species. An hypothesis about the origin of imprinting, favored by Tilghman and her colleagues, is that imprinting was created as the result of a parental "tug-of-war." According to the theory, fathe...Nanofabricated 'gel' separates DNA
...large to fit through the shallow sections. At the barrier between a deep and shallow section, the fragment i...5 millionths of a meter deep, separated by shallow barrier sections only 75 to 100 billionths of a meter deep. When a DNA sample migrates through this device, ...NSF awards $4.2 Million grants to three coastal sites for long-term ecological research
Estuaries and coastal landscapes; barrier islands and marshes; giant kelp forests. They're ...Georgia Coastal Ecosystem LTER This study site, a barrier island and marsh complex, is located on the central Georgia coast near Sapelo Island and the Altamah...Discovery of fossil mollusks in Alaska links histories of Arctic Ocean and Isthmus of Panama
...ed by formation of the Isthmus of Panama as a land barrier where a broad tropical seaway between North and South America had existed for millions of years. The formation of this tropical isthmus caused drastic shifts in Northern Hemisphere ocean currents, and initiated the flow of the Gulf Stream. However...Even the Immune System works with Pincers
...es through walls of blood vessels or the placental barrier and confers, by this, passive immunity from the mother to the embryo. IgG protects from bacteria, viruses and toxins in the lymphatic system and in the blood. In this case, the pathogen is marked on its surface through antibodies, which rec......lans cite 'no timely cost-effectiveness data' as a barrier to reimbursement for the device. This study, by weighing costs of both the device and the benefit provided to a large group of children, provides the beginning of evidence that from a societal perspective, cochlear implantation in children is highly ...