Nanoceria exhibit redox state-dependent catalase mimetic activity

作者：Pirmohamed Talib^*; Dowding Janet M; Singh Sanjay; Wasserman Brian; Heckert Eric; Karakoti Ajay S; King Jessica E S; Seal Sudipta; Self William T

来源：Chemical communications, 2010, 46(16): 2736-2738.

DOI：10.1039/b922024k

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.

• 出版日期2010