Tag: "arsenic" at biology news
Ten Years of Progress For Superfund Basic Research Program
...e methods to detectmetal pollutants including tin, arsenic
and chromium. The key toaccurate risk assessment i...concern; however,it's not, because the form of the arsenic
is totally innocuous.Chromium is a similar case where Chromium III is essential tolife, and chromium...
Arsenic Shown To Induce Cancer Remission
...ago, Chinese researchers reportedthat low doses of arsenic
trioxide induced remission in patients with acutep...rstinvestigators in the Western world to show that arsenic
effectively inducesremission in patients who have relapsed with APL, a potentially fatal type ofcanc...
BNL Scientists Report On A Natural Cleanup Solution For Polluted Soil & Incinerator Ash
...ash; lead from soils contaminated with lead paint; arsenic
from wood ashresidues; and cadmium, copper, lead and zinc from electric arc furnace dust. The U.S. Department of Energy's Brookhaven National Laboratory creates andoperates major facilities available to university, industrial and governmentpersonnel ...
Dartmouth Medical School Researchers Discover Heavy Metal Contamination In Northern Mexico
...ther environmentalcontaminants such as cadmium and arsenic
have largely been ignored." Based on dat... Sargent also fears that the levels of cadmium and arsenic
exposure arehigher than what's safe. "The cadmium levels in Torren are higher than haveever been re...
New Hampshire Study Shows Well Water Has Higher Arsenic Levels Than Municipal Water
...ic New Hampshire wellscontains "significantly more arsenic
than water from municipal sources," insomecases m...addressed "promptly." Several clusters of elevated arsenic
levels in 'bedrock' wells were found inthe southeastern and south central parts of the state, mostly...
Marine Life In South Pacific Region Found To Be Impervious To Oceans' Highest Arsenic Levels
...t known marine concentration ofnaturally occurring arsenic
found anywhere in the world, fish, clams and coral...ainted waste generated by people. Extremely toxic, arsenic
is one of the most difficult waste contaminants toremove. The research, conducted by scientists fr...
Surface water not always the answer to Bangladesh arsenic pollution problem
BOSTON -- In a preliminary study of arsenic
pollution in Bangladeshdrinking water sources, Duk...ery cautious. They should not assume a priori that arsenic
levels in thesurface waters will be negligible." The scientists' early data also suggested t...
Perils on your plate
...ncer. Potatoes contain the naturaltoxins solanine, arsenic
and chaconine. Lima beans contain hydrogen cyanide, while carrots containcarototoxin, a nerve poison. Campaigners against pesticides accept that some scare stories are unjustified, but see the spoofmenu as dangerously unbalanced itself. "Most natura...
International conference on heavy metals in the environment
Mercury pollution, arsenic
in drinking water and childhood lead poisoning are among some of the environmental health topics that will be discussed at the International Conference on Heavy Metals in the Environment. The conference will take place Aug. 6-10 at the Michigan Leag...
Trans-pacific air pollution is worse than was suspected,says new study
...on of trace elements, such asnickel, copper, zinc, arsenic
and lead. Aerosols with theseunique signatures from Asia have been detected all the way tothe U.S. Rocky Mountains, Cahill said. The new data are the first results of a research projectnamed the University of California Pacific Rim AerosolNetwork, wh...
UF researchers: technique cuts pollution from burning treated wood
...d copper arsenate, commonly known as CCA, contains arsenic
and chromium, which are known carcinogens. Used in...s scientists have raised concerns about release of arsenic
into the environment. One focus of the concern is disposal of the wood, which is often mixed with no...
Scientists combine chemistry and bioremediation to clean cadmium from soil
... soil contaminated with some other metals, such as arsenic
and cobalt, Vairavamurthy says....
Unified theory relates microbial metabolism to lab and field
...roundwater, from acid-mine drainage in the West to arsenic
poisoning in wells in Bangladesh," said Craig Bethke, a UI professor of geology. "The bulk of the worlds microbial biomass operates by eating rocks taking inorganic chemicals and using them to produce energy. By constructing quantitative models of...
Discovery may jump-start mine remediation efforts
...ll but significant quantities of other toxic ions, arsenic
and selenium, for example, as well as zinc are extracted from ground water and concentrated in the biofilms. Another group, led by UW-Madison professor of physics Gelsomina De Stasio, used a novel X-ray microscope to perform a chemical analysis showi...
UF research shows that a fern soaks up deadly arsenic from soil
...scientists report discovering a fern that soaks up arsenic
from contaminated soil. The first plant ever found to "hyperaccumulate" arsenic
-- a carcinogenic heavy metal often used as an herbicide -- the fern may prove useful in cleaning up...
Microbial activity key component of global environmental change
...limate; mobilizing toxic elements such as mercury, arsenic
and selenium; and producing toxic algal blooms and creating oxygen depletion zones in lakes, rivers and coastal environments (eutrophication). Furthermore, the incidence of microbial diseases such as plague, cholera, Lyme disease, and West Nile Viru...
National survey reveals profound lack of scientific knowledge
...y and supporting the economy. Recent debates over arsenic
levels in drinking water, testing for salmonella in school lunches, oil-drilling in the Arctic National Wildlife Refuge, the Kyoto global warming agreement, as well as the California energy crisis, illustrate the type of science-based issues the coun...
Novel, even unlikely drugs may curb childhood leukemia
...al Chinese medicine, carefully controlled doses of arsenic
can trigger cancer cells to commit suicide by mimi...noic acid does not work against APML, low doses of arsenic
may be helpful, using a different cellular mechanism. By targeting a receptor on the surface of the...
Ill winds carry toxic dust
...e also thrown dust and other pollutants, including arsenic
and toxins from burning fossil fuel, into air currents headed across the Pacific Ocean. This year, one massive cloud reached the western United States before dispersing. The Landsat 7 satellite was launched by NASA in April 1999. Images are archived...
Rutgers biologist wins a $1.03 million, 5 year contract to study how microbes can help clean up Superfund sites
...o investigate how microbes can be used to detoxify arsenic
and chromium contaminants at Superfund sites. ...act on the biochemical cycling of the toxic metals arsenic
and chromium, as well as petroleum byproducts such as benzene, toluene and xylene often found mixed ...
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