Assessing the in vitro and in vivo toxicity of superparamagnetic iron oxide nanoparticles.

Oxide Nanoparticles Morteza Mahmoudi,* Heinrich Hofmann, Barbara Rothen-Rutishauser, and Alke Petri-Fink* Laboratory of Powder Technology, Ecole Polytechnique F ed erale de Lausanne, Lausanne, Switzerland (http://ltp.epfl.ch) National Cell Bank, Pasteur Institute of Iran, Tehran, Iran (www.biospion.com) Institute for Nanoscience and Nanotechnology Research Center, Faculty of Pharmacy, Tehran University of Medical Sciences, Tehran, Iran Adolphe Merkle Institute, University of Fribourg, 1700 Fribourg, Switzerland (www.am-institute.ch) Respiratory Medicine, Bern University Hospital, Inselspital, Freiburgstrasse, CH-3010 Bern, Switzerland Department of Chemistry, University of Fribourg, 1700 Fribourg, Switzerland (www.chem.unifr.ch)