A Dual-Mode Imaging Nanoparticle Probe Targeting PD-L1 for Triple-Negative Breast Cancer

<div>(a) Confocal fluorescence images of 4T1 cells incubated with SPIO-aPD-L1-Cy5.5 (targeted group) and SPIO-IgG-Cy5.5 (nontargeted group). (b) The viability of 4T1 cells incubated with different concentrations of SPIO-aPD-L1-Cy5.5.</div>

Contrast Media & Molecular Imaging

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Figure 3

Figure 3: A Dual-Mode Imaging Nanoparticle Probe Targeting PD-L1 for Triple-Negative Breast Cancer 