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Research Progress of Optical Bioimaging Technology Assisted by Upconversion Fluorescence Probes in Tumor Imaging

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图10 Lip-FNPs-Gd纳米复合材料的制备及其在T1-T2型MRI/UCL双模态成像中的应用[68]

Fig. 10 Preparation of Lip-FNPs-Gd nanocomposite and its application in T1-T2 MRI/UCL dual-modality imaging[68] (a) Schematic illustration of preparation of Lip-FNPs-Gd nanocomposites and ferrocene/selenium-mediated applications in T1-T2 MRI/UCL multimodal imaging and NIR-promoted Fenton therapy of tumors; (b) UCL, (c) T1- and T2-weighted MRI of AGS tumor-bearing mouse for different periods of time; Corresponding T1 (d) and T2 (e) intensity analysis of tumor MRI in (c)