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. 2013 Oct 30;8(10):e77485. doi: 10.1371/journal.pone.0077485

Figure 1. Selecting the optimal concentration of anti-IgE-QD.

Figure 1

The figure shows the relationship between fluorescence intensity in the test zone of the immunochromatographic assay and the concentration of anti-IgE-QD conjugate. A standard solution of IgE with a concentration of 200 kU/L was used as a sample.