Biodistribution evaluation of 166Ho-DTPA-SPION in normal rats

S. Nosrati, S. Shanehsazzadeh, H. Yousefnia, A. Gholami, C. Grüttner, A. R. Jalilian, R. H. Hosseini, Afsaneh Lahooti

Research output: Contribution to journalArticlepeer-review

15 Citations (Scopus)

Abstract

Super paramagnetic iron oxide nanoparticles (SPION) with a cross-linked dextran coating can be used as a negative contrast agent in magnetic resonance imaging agent. This study describes the preparation, biodistribution of 166Ho-DTPA-SPIONs after intravenous injection in normal Wistar rats. The biodistribution of 166Ho-DTPA-SPIONs showed dramatic uptake in reticuloendothelial system (i.e., more than 60 and 15% of injected dose was in liver and spleen at 30 min post-injection, respectively) and the clearance of the radiotracer is so fast in other organs. These results suggest that 166Ho-DTPA-SPIONs could be good candidate for theranostic purposes in for liver and spleen malignancies.
Original languageEnglish
Pages (from-to)1559-1566
Number of pages8
JournalJournal of Radioanalytical and Nuclear Chemistry
Volume307
Issue number2
DOIs
Publication statusPublished - 2016

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