Research Article
Paired-Agent Fluorescence Molecular Imaging of Sentinel Lymph Nodes Using Indocyanine Green as a Control Agent for Antibody-Based Targeted Agents
Figure 5
Fluorescence intensity of ICG in albumin as a function of ICG concentration. Fluorescence maximum was observed at 50 μM (quenching threshold) with the concentration range 0.001–1000 μM in albumin concentration equivalent to concentration in the lymphatic system (a). A correlation between ICG concentration and its fluorescence intensity is presented in (b). The dashed line represents the linear regression of the data.
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