Post-Katrina: Lead in disturbed soil may pose heightened health risk
...ater and animal tissues following the flood. Other contaminants found among samples include high levels of iron, s...searchers say that concentrations of most of these contaminants were unlikely to pose an immediate human health threat. The peer-reviewed study, which represents on...DOE Joint Genome Institute issues new call for large-scale sequencing proposals
...ngineering studies to help evaluate the impacts of contaminants and remediation treatments on microbial community dynamics. The tropical grain Sorghum bicolor is expected to provide an improved blueprint for the study of other important grains such as maize, millet, and sugarcane. The fungal pathogen, Mycosp...Risk/benefit analysis of farmed versus wild salmon
... also tends to have much higher levels of chemical contaminants that are known to cause cancer, memory impairment ...farmed Atlantic salmon, when the risks of chemical contaminants are considered, although there are important regional differences. Those are the conclusions of Barb...DNA-wrapped carbon nanotubes serve as sensors in living cells
...e living cells and detect trace amounts of harmful contaminants using near infrared light, report researchers at the University of Illinois at Urbana-Champaign. Their discovery opens the door to new types of optical sensors and biomarkers that exploit the unique properties of nanoparticles in living systems. "Thi...Earth Rx: A microbial biotechnology prescription for global environmental health
...; capturing renewable energy from biomass; sensing contaminants or pathogens; and protecting the public from dangerous exposure to pathogens. Rittmann's center puts some of these technologies into service, identifying microorganisms that help clean up pollutants such as trichloroethene (TCE) and perchlorate from...PNNL recognized for commercializing technology
... which can be tailored to selectively remove metal contaminants without creating hazardous waste or by-products. The technology offers huge savings to users faced with costly disposal requirements. SAMMS can be easily adapted to target toxic metals such as lead, chromium and radionuclides. Tests conducted at PNNL...Arctic marine mammals: The new canaries?
...niversity of Alaska scientist hot on the trails of contaminants in Arctic food webs will present his and colleague... in these predators and their prey. "Understanding contaminants in marine mammals is critically important to addressing oceans and human health in Alaska," said O'H...Marine mammals are on the frontline of failing ocean health
...o share many of our marine foods, accumulate these contaminants in their tissues. Todd O'Hara works with a researc...ocean." Krahn and her colleagues trace the flow of contaminants by studying the build-up of pollutants in killer whales. Different levels and timing of chemical us...Wildlife researchers identify impacts of contamination in amphibians
..., have demonstrated that amphibians are exposed to contaminants through maternal transfer, as has been proven for ...he release of mercury, selenium, and other harmful contaminants into the environment. The research team tested the toads and their offspring for the presence of che...Benefits of eating seafood outweigh risks
...ut the hypothetical risk of eating fish laced with contaminants bears little relation to the scientific evidence," she said....CASCADE researchers call for open discussions about EU chemicals legislation
... how, harmful they might be to humans.Chemicals as contaminants in food are of great concern to European consumers...to form a joint view on health aspects of chemical contaminants in food. This legislation will have profound effects on areas such as industry, food safety and envi...Nanoporous 'sponge' removes mercury from offshore produced waters
...Supports, to specifically remove mercury and other contaminants such as cadmium and lead from produced waters and condensate liquids from natural gas. Working with a filtration equipment company in Texas, PNNL recently demonstrated that thiol-SAMMS was effective in removing more than 99 percent of mercury from g...Albatross study shows regional differences in ocean contamination
...he marine food chain, albatrosses accumulate toxic contaminants such as PCBs, DDT, and mercury in their bodies. A ...t she added that the distribution and transport of contaminants in the North Pacific involves processes that are still not fully understood. Concentrations of DDE ...Salmon go veggie to save wild fish stocks
... in fish feed will also reduce the accumulation of contaminants in salmon such as PCBs and dioxins that are present in wild marine fish. This new "vegetarian" dietary approach is increasingly being adopted and will likely be applied to many other cultured fish species in the future....Contaminants linked to sturgeon decline in Columbia river
...as above Bonneville Dam have high amounts of toxic contaminants in their livers, sex organs and muscle tissue. "W... eat moves and the water and sediments bearing the contaminants moves. The Columbia receives input from numerous sources, so any population of fish at any one site ...Penn professor to present research on radiation-induced cancer on 20th anniversary of Chernobyl
...robably had such acquired often-stolen radioactive contaminants as strontium 90 and cesium 137, which could be used in a "dirty bomb."...Ethnobotanist says non-regulated herbs pose risks
... details many of the incredibly alarming issues in contaminants and adulterations that currently occur in herbal r...sters, this adulteration of herbs with other plant contaminants becomes more common due to a decreased supply of the original herb. "We must understand safety in he...OHSU study says stem cell 'fusion' occurs in tumors
...vironment. Therefore, it sees all of the offensive contaminants that you ingest, from the beer you drink to the charbroiled hamburger you eat, that can induce mutations in the cells. The gut protects itself by rapidly turning over its epithelial cells. Plus, when there is damage to the surface lining, it is criti...Precision biochemistry tracks DNA damage in fish
...ntal Protection Agency's Superfund list because of contaminants including polychlorinated biphenyls (PCBs), polycy...rkers to provide a direct measure of the impact of contaminants on fish populations. Moreover, since natural DNA repair processes may gradually reverse the damage i...Test for dioxin sensitivity in wildlife could result from new study
...hod to study the potential impact of environmental contaminants on protected species. "We looked at only two birds, the domestic chicken (Gallus gallus) and the common tern (Sterna hirundo)," Karchner said, "but you might be able to predict sensitivity of other wild animals by looking at a short section of a gen...