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. Author manuscript; available in PMC: 2020 May 4.
Published in final edited form as: Mol Imaging Biol. 2020 Apr;22(2):324–334. doi: 10.1007/s11307-019-01397-4

Table 1.

Nanoparticle properties

Name Diameter (nm) Dye concentration (mg/ml) NP concentration (mg/ml) Absmaxa Fluorophore
NP784-40 40–50 5 3.75 17.1 Alexa-405
NP774-240 240 15 2.55 110 Alexa-647
NP867-100 100 10 3.5 85.4 Alexa-488
a

Path length was 1 cm long and absorption measured at λmax (Fig. S3)