Fig. 3.
Optimization of the aptamer concentration. The inset is a fluorescence image of different concentrations of the aptamer for L. acidophilus (150.0 cfu mL−1) before quenching (F), after quenching (Q), and after fluorescence recovery (R).
Optimization of the aptamer concentration. The inset is a fluorescence image of different concentrations of the aptamer for L. acidophilus (150.0 cfu mL−1) before quenching (F), after quenching (Q), and after fluorescence recovery (R).