24 Apr '12, 11am

Green Blog: Study Links Plant Damage to Nanoparticles: A new study suggests that the introduction of some nanopa...

Green Blog: Study Links Plant Damage to Nanoparticles: A new study suggests that the introduction of some nanopa...

H. Wang/Environmental Protection Agency At left, a radish plant exposed to no copper nanoparticles, and then a range of concentrations, culminating in 1,000 parts per million at right. Science fiction might have us believe that tiny particles seeping into soil and altering plant DNA will lead to the rise of giant killer tomatoes. But a new study suggests that exposure to certain nanoparticles may in fact have a shriveling effect on some plants. Researchers with the National Institute of Standards and Technology and the University of Massachusetts, Amherst have documented the first findings that engineered nanoparticles can enter plant cells and damage their DNA. In laboratory experiments, researchers led by Bryant C. Nelson , a NIST biochemist, tested copper oxide nanoparticles ranging in size from one nanometer to 100 nanometers. For comparison, the head of a pin measures...

Full article: http://green.blogs.nytimes.com/2012/04/24/study-links-pla...

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Did you know today is #ArborDay? Try this great guide: How to Actually Plant a Tree

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ナノ粒子は植物のDNAを損傷させることが証明されました。

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The research team tested the human-made, ultra-fine particles on a food crop, radish, and two grazing crops, perennial and...

How To: Links:

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