Gene mutation exacerbates eye defect in inherited glaucoma
...mally control pressure as the liquid aqueous humor flows out of the eyeball. These eye abnormalities are known as anterior segment dysgenesis. According to Smith, who has treated patients with PCG, the ability to pinpoint the abnormalities in mice will most likely advance understanding of how the disease d...Researchers identify new gene mutation in glaucoma
...mally control pressure as the liquid aqueous humor flows out of the eyeball. These eye abnormalities are known as anterior segment dysgenesis. According to Smith, who has treated patients with PCG, the ability to pinpoint the abnormalities in mice will most likely advance understanding of how the disease d...Opening the black box: Scientists gain new tools to learn about the near-shore environment
...le to uncover the physical mechanisms, the current flows and the oceanographic features." "In order to figure out the movement of both fish and invertebrates, weve got to become really good oceanographers," said Steve Gaines, co-author and director of the Marine Science Institute at UC Santa Barbara. He sa...New studies reveal connections between oceanographic processes and rockfish populations
...ng upwelling conditions, when the water in the bay flows in a large, counterclockwise gyre and becomes stratified into layers. When the upwelling subsides, the layers break down and the organisms that had been concentrated in a thin layer become mixed throughout the water column. McManus believes that the ...Report to aid nation in managing freshwaters
...munities," says Angermeier. The lack of freshwater flows have contributed to the widespread loss of native fish species in the Colorado River, Glen Canyon Dam, and at the mouth of the Gulf of California, where the bivalve mollusk muscles population has dropped by 94 percent from 1950. In other areas of con...Science picks-leads, feeds and story seeds (January 2003)
...a break, USGS scientists will use high fluctuating flows to disrupt non-native fish spawning and use electr...s to remove non-native fish. The high-fluctuating flows began Jan. 1, 2003, and will continue through March of this year and then repeat again January-March...January GSA BULLETIN media highlights
...s old)--a sporadic but widespread sequence of lava flows and fragmented volcanic rocks associated with continental extension of the western United States. Chemical and stratigraphic variations demonstrate that the main phase of flood-basalt volcanism generated ~230,500 km3 of basalt over an interval of ~1....Cat parasite killing otters; Michigan's perch pressured; HACCP for medicine
...cine, have shown that otters near heavy freshwater flows are three times more likely to have been infected by Toxoplasma gondii - a potentially lethal parasitic protozoan that causes brain infections in otters - than otters from areas where runoff is light. The scientists' best guess is that parasite eggs...Warming study indicates water problems in the West
...ck, such a reduction will result in big changes in flows and water temperatures in Cascade rivers and streams."...UMass team to study bioremediation of acid, heavy metals from collapsed mind
...groundwater drains out of the old mine shafts, and flows down the stream channel." The drainage waters are more acidic than vinegar, with pH values around 2, and carry large loads of metals, including copper, zinc, and iron, Nsslein said. "In other areas of the country, similar acid-mine drainage from form...Science picksleads, feeds and story seeds (November 2002)
...oke clears, other hazards like flooding and debris flows grab the science spotlight. Scientists from the US...ical Survey have assessed the potential for debris flows the sliding of rocks, sediments, and debris from slopes in areas burned by the Missionary Ridge an...New device removes drinking water contaminants
...he membrane walls into the contaminated water that flows past the fibers. At this meeting point, on the outside of the membrane, bacteria attach to the surface because they gain energy from the process of transferring electrons and can grow and thrive. The contaminants are reduced to harmless end products ...End of 'free ride' on ecosystem CO2 absorption
...nt air into one end of the chamber, and as the air flows the length of the chamber, CO2 uptake by the grasses reduces CO2 concentrations down to 200 ppm. In the other chamber, the scientists pump into one end air enriched to a CO2 concentration of 550 ppm -- the expected level over the next century -- and...Sea level rise threatens marshes in Chesapeake and Delaware Bays
...ys. In addition, impoundments, which limit stream flows into Delaware Bay from New Jersey, have resulted in greater degradation of marshes on that shore than on the Delaware shore opposite. From 1984 to 1993, the area of degraded marshes in Delaware Bay increased from 25 percent to 54 percent of total mar...Ultrasound cleans ceramic filters: Could aid water treatment
...ed by thin ceramic films, or membranes. When water flows through the channels, the membranes act as sieves to catch contaminants such as clay, iron oxide, bacteria and viruses. The problem: over time, the membranes become clogged with ...Comparing ag and industrial runoff between estuaries
...d, by biological processes in estuaries. As water flows through the system and mixes with adjacent systems, such as oceans or seas, the flows of water are described by scientists in terms of "water budgets" and the nutrients carried by these ...Meeting ecological and societal needs for freshwater
...pletion of the Glen Canyon Dam in 1963, measurable flows of the Colorado River to its mouth at the Gulf of ... statistical approaches to develop variable stream flows while still meeting hydroelectric and water supply needs have been applied or proposed for only seve...Images reveal how body regulates salt uptake in cells
...re experiments that will test how the chloride ion flows through the channel. By pinpointing the important chemical interactions, we narrow down where mutations should be made to test function. Once the scientists saw the structure, they realized that biochemical analysis of the protein would likely never...Scientific bias helping cause mass extinction
...f the Australian Journal of Botany. His criticism flows from his involvement in a working group of international experts from the USA-based National Centre for Ecological Analysis and Synthesis (NCEAS) and from an Australian Research Council grant to investigate extinction in Australian flora. "Possibly t......ton 99164, USA. Pages 43-50. By correlating basalt flows in east-central Oregon using field, major, and trace element composition of the flows, and argon/argon absolute ages, it is confirmed that the Steens Basalt is the earliest manifestation of the Columbia River flood basalt province. Flood basalt erupt...