Research Article

[Retracted] TiO2-DNA Nanosensor In Situ for Quick Detection of Nasal Flora in Allergic Rhinitis Patients

Figure 3

Permeation capacity Comparison of nano-DNA sensor and Nano-TiO2-DNA sensor. (a–c) Permeation capacity of pure DNA sensor in Staphylococcus aureus, ×20. DNA-S: DNA sensor. (d–f) Permeation capacity of TiO2 DNA sensor in Staphylococcus aureus, ×20. TiO2-DNA-S: TiO2 DNA sensor. (g) Fluorescence intensity alteration of DNA sensor and TiO2-DNA sensor after being mixed with Staphylococcus aureus for 72 h.