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Nanoceria exhibit redox state-dependent catalase mimetic activity. 2010
Talib Pirmohamed, and
Janet M Dowding, and
Sanjay Singh, and
Brian Wasserman, and
Eric Heckert, and
Ajay S Karakoti, and
Jessica E S King, and
Sudipta Seal, and
William T Self
Burnett School of Biomedical Science, 4000 Central Florida Blvd., Bldg. 20 Room 124, Orlando, Florida, USA.
In this study we have found that cerium oxide nanoparticles exhibit catalase mimetic activity. Surprisingly, the catalase mimetic activity correlates with a reduced level of cerium in the +3 state, in contrast to the relationship between surface charge and superoxide scavenging properties.
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