Purdue engineers develop quick, inexpensive method to prototype microchips
...the chemistry inside the channel to determine what flows through, what sticks, and in that way we can separate things out," Huang said. This ability translates into numerous potential applications, such as the ability to diagnose diseases or detect foodborne pathogens and biological agents. "These kind...Academy Harbor Consortium releases letter on mercury to President Bush
...ast several years to understanding the sources and flows of mercury and the environmental and economic impa...s work has been to quantify the sources, sinks and flows of mercury and methylmercury in the New York/New Jersey Harbor Watershed in order to identify where ...Drug shows promise for Ebola virus treatment in primates
... These cells are then attracted to the blood as it flows through the body, forming localized clots that pave the way for abnormal bleeding. Using rNAPC2, according to Geisbert, essentially blocks the harmful effects of tissue factor. The drug is already being evaluated to treat coronary problems, and has ...New evidence says Earths greatest extinction caused by ancient meteorite
...core." To find what might have caused the Siberian flows meant finding rock samples 251 million years old--not an easy prospect since oceanic tectonic plates that make up 70 percent of the Earth's surface are younger than that. Oceanic plates slide underneath continental plates as they move, thus carrying ...Workshop takes 'systems' view of information processing in organisms
...ging and immunity a discussion of how information flows at various scales. The workshop is part of "Digital Biology Week," an effort by the National Institutes of Health (NIH) to bring researchers together to examine how computer science can foster advances in biological and medical research. (A culminat...JAK2 enzyme helps protect brain cells, wreaks havoc on blood vessels
...t comprise the smooth interior through which blood flows and proliferation of the smooth muscle cells that comprise the exterior. The result is diseased, dysfunctional blood vessels. JAK2 activation also is stimulated by high glucose levels in the body, a hallmark of diabetes, via the polyol pathway, a fi...How many fish in the sea? Census of Marine Life launches first report
...er and oil seep out of rocks to feed bacteria. The flows caused by vents and seeps allow the creation of food without light and good conditions for species evolution. Although the technology to explore vents and seeps may differ, research shares the need for comparing species and behaviors that colonize an...Research shows little effect from Arctic offshore oil drilling
... so cold (30.8 degrees F) that any freshwater that flows underneath the six-foot top layer, is quickly trapped by a second, thinner layer of ice beneath the flow," he said. The freshwater runoff stretched out at least 10 miles from the mainland without mixing with the ocean waters below. This discovery exp...Researchers measure effects of flow regulation and diking on salmon habitat loss
...umbia River floodplain and reduction of peak water flows have reduced shallow water habitat for juvenile salmon by about 62 percent during the crucial May to July period when salmon most need such shallow waters for their transition to the Pacific Ocean. The computer models, developed by environmental scie......havior. Most of the water on the bottom of the tub flows toward the hole but about one centimeter before the hole, jumps upward before turning around and going down the hole. Journal article: http://link.aps.org/abstract/PRL/v91/e104502 4) Wave nature of biomolecules L. Hackermuller, et al. Physical R...Cells' ability to live without oxygen give clues for treating major diseases
... channels through which body's entire fluid volume flows many times each day so that needed substances can be absorbed and excess fluid and waste excreted in the urine. The cells are durable, busy and, likely because of their high activity, have a high oxygen demand. Yet when the oxygen supply is lost or ......ater and impact the condition of estuaries as silt flows down river. Merryl Alber (University of Georgia - Athens), will explore the management of freshwater inflow criteria for Texas, Florida and Georgia, in his talk, "A River runs to it: The effects of changing inflow to estuaries." Organisms in protect......nteractions are often highly probabilistic and the flows of molecules through the machine are dependent on combinations of genetic variations with factors such as diet and the composition of the gut microflora. Dr Ian Wilson from AstraZeneca Research and Development, adds: "The composition of the gut mic...The 'fixed' hotspot that created Hawaii was not stationary after all, study finds
...S Resolution to collect samples of solidified lava flows from four submerged volcanoes that form part of the Seamounts chain. The expedition was conducted under the auspices of the Ocean Drilling Program, an international research effort to study the world's seafloors. Argon and magnetite When the voyage...Nation on the verge of 'new era in modern river management'
... such as the experimental return to seasonal water flows on the Colorado River and dam removals on the Kenn...luding highly contentious proposals to alter water flows on the Missouri River and in the Florida Everglades, as well as smaller skirmishes over restoration ...Science Picks-Leads, Feeds and Story Seeds (June 2003)
...terrain, water still, though almost imperceptibly, flows downhill. The USGS has meticulously mapped the abo... this year, other hazards like flooding and debris flows are more likely in fire-scorched areas across the state due to heavy rains and runoff. Nearly a ye...Scientists find genetic link between blood flow patterns and cardiovascular disease
...st fluid to model the patterns made by blood as it flows through the body's vessels, and then exposed the fluid to mouse aortic endothelial cells. Using microarray (gene chip) technology, he screened 12,000 genes found in the endothelial cells, comparing tissue exposed to a straight and streamlined flow ...Solid management, natural resilience both key to sockeye success
...and wetter conditions with higher water levels and flows among the results. The productivity of the three fishing districts began shifting in response, Hilborn says. Today Lake Iliamna contributes so few fish that it requires special protective management. The Egegik network, which feeds another of th...Virginia Tech inventions, creations can improve lives
... work well for laminar, transitional and turbulent flows without prior knowledge of the state of the flow." Using a fiber optic sensor overcomes problems from temperature and electromagnetic field sensitivity. The inventors are Wade J. Pulliam, a Ph.D. graduate now on the research faculty at UCLA; Joseph ......en it starts to rain, the first really dirty water flows into the bioinfiltration basin, goes down into tha...oil and it stays there," Stenstrom said. "The rest flows off because the gravel is full." This natural and cost-effective method would collect the first hour...