Environmentally persistent free radicals amplify ultrafine particle mediated cellular oxidative stress and cytotoxicity
Shrilatha Balakrishna, Slawo Lomnicki, Kevin M McAvey, Richard B Cole, Barry Dellinger, and Stephania A Cormier
Part Fibre Toxicol. 2009; 6: 11. Published online 2009 April 17. doi: 10.1186/1743-8977-6-11.PMCID: PMC2676242