News tagged with food samples
PCBs levels down in Norwegian polar bears
It's never been easy to be a polar bear. They may have to go months without eating. Their preferred food, seal, requires enormous luck and patience to catch. Add to that the melting of Arctic sea ice due to climate change, ...
Mar 29, 2012 |
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Better analysis methods for vitamin D
U.S. Department of Agriculture (USDA) researchers with the Beltsville Human Nutrition Research Center in Beltsville, Md., design, develop and improve analytical methods for measuring nutritional components ...
Mar 27, 2012 |
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Some land in Japan too radioactive to farm: study
Farmland in parts of Japan is no longer safe because of high levels of radiation in the soil, scientists have warned, as the country struggles to recover from the Fukushima atomic disaster.
Nov 15, 2011 |
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Tracking triclosan's field footprint
A study by U.S. Department of Agriculture (USDA) scientists and cooperators provides new details about how fertilizing soils with biosolids also introduces triclosan -- an antibacterial agent in soaps and other cleaning supplies ...
Sep 10, 2010 |
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GAO investigators say DNA tests give bogus results
A government investigator told members of Congress on Thursday that personalized DNA tests claiming to predict certain inheritable diseases are misleading and offer little or no useful information.
Jul 25, 2010 |
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An inexpensive 'dipstick' test for pesticides in foods
Scientists in Canada are reporting the development of a fast, inexpensive "dipstick" test to identify small amounts of pesticides that may exist in foods and beverages. Their paper-strip test is more practical ...
Chemistry / Analytical Chemistry
Nov 04, 2009 |
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