In addition, the IR-808-sensitized core-shell NaGdF 4 :Yb,Er@(NaGdF 4 :Nd,Yb)
nanoparticles carrying Ce6 and MC540 as PSs, which were mentioned in the
previous section, also showed the upconversion luminescence, MRI (magnetic
resonance imaging) and CT imaging properties under a single 808 nm light excitation, revealing its potential for imaging-guided PDT [115].
Fig. 9 (a) Schematic representation of the components required for a NIR-responsive NH with
NIR theragnosis and fluorescence tracking without therapy capacity. (b) Structure of the components used for building the NH consisting of N-aminobacterio-purpurinimide (PP),
1,8-naphthalimide (NI) and UCNP (NaYF 4 :Yb, Er, Tm); absorption (dashed lines) and emission
(thick lines) spectra of the components (PP, NI and UCNP). Reprinted with permission from
L. Frances-Soriano, M. A. Zakharko, M. González-Béjar, P. A. Panchenko, V. Herranz-Perez,
D. A. Pritmov, M. A. Grin, A. F. Mironov, J. M. Garcia-Verdugo, O. A. Fedorova, J. Pérez-Prieto,
Chem. Mater. 2018, 30, 3,677. Copyright 2018 American Chemical Society [1]
Functional Nanohybrids Based on Dyes and Upconversion Nanoparticles
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