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Multifunctional polymeric nanomicelles. A) The structure of (i) DTPA-Gd, (ii) Ce6-Gd and (iii) IR825@18PMH-PEG-Ce6-Gd. B) The T1-weighted MR images of three different contrasts at different Gd concentration. C) In vivo MR imaging of 4T1 tumor-bearing mice administrated IR825@C18PMH-PEG-Ce6-Gd. Dashed circle highlighted the tumor site and the arrows pointed out the heart area. Permission obtained from Ref.[86]. Copyright (2014) by Wiley.
