A Los Alamos National Laboratory toxicologist and a multidisciplinary team of researchers have documented potential cellular damage from "fullerenes" -- soccer-ball-shaped, cage-like molecules composed of 60 carbon atoms. ...
Bio & Medicine
Mar 31, 2010
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(PhysOrg.com) -- Carbon nanotubes are being considered for use in everything from sports equipment to medical applications, but a great deal remains unknown about whether these materials cause respiratory or other health ...
Bio & Medicine
Oct 25, 2009
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For the first time, researchers from institutions around the country have conducted an identical series of toxicology tests evaluating lung-related health impacts associated with widely used engineered nanomaterials (ENMs). ...
Bio & Medicine
May 6, 2013
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(Phys.org) —North Carolina State University researchers studying aquatic organisms called Daphnia have found that exposure to a chemical pesticide has impacts that span multiple generations – causing the so-called "water ...
Ecology
Apr 22, 2013
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In a laboratory study pairing food chemistry and cancer biology, scientists at the Johns Hopkins Kimmel Cancer Center tested the potentially harmful effect of foods and flavorings on the DNA of cells. They found that liquid ...
Biochemistry
Mar 27, 2013
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In a surprising finding, researchers at North Carolina State University have discovered the critical importance of a protein previously believed to be a redundant "on switch" for certain immune-system responses.
Biochemistry
Jan 21, 2010
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After searching for more than 50 years, scientists finally have discovered a number of new mosquito repellents that beat DEET, the gold standard for warding off those pesky, sometimes disease-carrying insects. The stuff seems ...
Biochemistry
Aug 16, 2009
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In three new studies — including one appearing online today in the Public Library of Science - Biology (PLoS - Biology) — UC Davis researchers provide compelling evidence of how low levels of polychlorinated biphenyls ...
Cell & Microbiology
Apr 14, 2009
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New research published in Environmental Toxicology and Chemistry addresses the effects of two broad-spectrum systemic insecticides, fipornil and imidacloprid, on honeybees. These insecticides are widely used in agriculture, ...
Ecology
Aug 6, 2014
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Using a particular type of titanium dioxide—a common ingredient in cosmetics, food products, toothpaste and sunscreen—could reduce the potential health risks associated with the widely used compound. The report on the ...
Materials Science
Sep 25, 2013
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