Single-Molecule Sandwich Immunoassay for Quantification of Alpha-Fetoprotein Based on Evanescent Field-Enhanced Fluorescence Imaging

<table>Calibration curve with linear range of standard AFP concentrations produced by serial dilutions from 720 zM to 10 nM. Relative fluorescence intensity (RFI) was corrected by background subtraction. </table>

Journal of Nanomaterials

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Figure 2

Figure 2: Single-Molecule Sandwich Immunoassay for Quantification of Alpha-Fetoprotein Based on Evanescent Field-Enhanced Fluorescence Imaging 