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. 2019 Jul 28;11(8):447. doi: 10.3390/toxins11080447

Figure 1.

Figure 1

The fluorescence emission spectra of the CdTe quantum dots (QDs)/aptamer mixture with or without 20 ng mL−1 of OTA (A), and the fluorescence emission spectra of the CdTe QDs/aptamer/ (N-methyl-4-pyridy) porphyrin (TMPyP) mixture with or without 20 ng mL−1 OTA (B).