Title

Nanoceria exhibit redox state-dependent catalase mimetic activity

Authors

Authors

T. Pirmohamed; J. M. Dowding; S. Singh; B. Wasserman; E. Heckert; A. S. Karakoti; J. E. S. King; S. Seal;W. T. Self

Comments

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Abbreviated Journal Title

Chem. Commun.

Keywords

OXIDATIVE STRESS; SUPEROXIDE-DISMUTASE; CERIA NANOPARTICLES; OXIDE; NANOPARTICLES; NANOSTRUCTURES; DAMAGE; Chemistry, Multidisciplinary

Abstract

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.

Journal Title

Chemical Communications

Volume

46

Issue/Number

16

Publication Date

1-1-2010

Document Type

Article

Language

English

First Page

2736

Last Page

2738

WOS Identifier

WOS:000276376000006

ISSN

1359-7345

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