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Open Access Correction

Enzymatic- and temperature-sensitive controlled release of ultrasmall superparamagnetic iron oxides (USPIOs)

Shann S Yu12, Randy L Scherer23, Ryan A Ortega12, Charleson S Bell12, Conlin P O'Neil4, Jeffrey A Hubbell4 and Todd D Giorgio12*

Author Affiliations

1 Department of Biomedical Engineering, Vanderbilt University; Nashville, Tennessee, USA

2 Vanderbilt Institute for Nanoscale Science and Engineering, Vanderbilt University; Nashville, Tennessee, USA

3 Interdisciplinary Program in Materials Science, Vanderbilt University; Nashville, Tennessee, USA

4 Integrative Biosciences Institute, École Polytechnique Fédérale de Lausanne, Lausanne, Switzerland

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Journal of Nanobiotechnology 2011, 9:51  doi:10.1186/1477-3155-9-51

Published: 14 November 2011

First paragraph (this article has no abstract)

After publication of this work [1], we found an error in the figure legend for Figure two. In Figure 2A, GPC chromatograms of the synthesized co-polymers were shown, but the completed cPEG-PPS product contains some residual PPS-COOH, not H2N-PEG-COOH as originally described in the figure legend.