Chelator-free synthesis of a dual-modality PET/MRI agent

Feng Chen, Paul A. Ellison, Christina M. Lewis, Hao Hong, Yin Zhang, Sixiang Shi, Reinier Hernandez, M. Elizabeth Meyerand, Todd E. Barnhart, Weibo Cai

Research output: Contribution to journalArticlepeer-review

109 Scopus citations

Abstract

Old technique, new application: A simple and efficient chelator-free strategy for the synthesis of a novel dual-modality PET/MRI agent has been developed. Labeling of radioarsenic (*AsIII and *As V,*=71, 72, 74, 76) at the surface of superparamagnetic iron oxide nanoparticles (SPIONs) resulted in*As-SPIONs that can be used for simultaneous PET/MRI in cancer diagnosis, lymph-node mapping, and potentially for internal radiotherapy.

Original languageEnglish (US)
Pages (from-to)13319-13323
Number of pages5
JournalAngewandte Chemie - International Edition
Volume52
Issue number50
DOIs
StatePublished - Dec 9 2013
Externally publishedYes

Keywords

  • arsenic
  • cancer
  • magnetic resonance imaging
  • positron emission tomography
  • radiochemistry

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