News tagged with iron oxide nanoparticles

Detecting lethal diseases with rust and sand

The next big thing in medical diagnostics could be minutes particles of rust, iron oxide, coated with the material from which sand is formed, silicon dioxide. These magnetic nanoparticles, a mere 29 to 230 nanometers across, ...

dateJan 31, 2011 in Bio & Medicine
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Magnetic field directs nanoparticles to tumors

( -- To improve the tumor-specific delivery of drug to tumors, a team of investigators from the University of California, San Diego (UCSD) has created a system of nanoparticles-within-a-nanoparticle that can be ...

dateNov 25, 2010 in Bio & Medicine
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Long-distance communication, microbial style

Scientists knew that the microbe Shewanella oneidensis transformed the electronic structure of the iron oxide it touched in the ground as well as without direct contact. Scientists from Pacific Northwest National Laboratory ...

dateOct 06, 2010 in Biochemistry
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