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. 2022 May 5;12(5):297. doi: 10.3390/bios12050297

Figure 2.

Figure 2

(A) Fluorescence intensity of the F1 aptasensor with different concentrations of Ca2+ (0–100 mmol/L) in the presence and absence of 50 nmol/L OTA (n = 3). (B) Quenching percentage with different concentrations of Ca2+ (0–100 mmol/L). The error bars denote the standard deviations of the triplicate measurements.