Research Article

Investigation on the Competition Interaction of Synthetic Food Colorants and Ciprofloxacin Hydrochloride with Bovine Serum Albumin by Fluorescence Spectroscopy

Figure 4

(A) Quenching fluorescence spectra of BSA-SY-CPFX system; (B) Fluorescence difference spectra of BSA-SY-CPFX system obtained by subtracting Figure 3(A) from Figure 4(A). μM, μM, a ~ f, /(μM): 0.0, 5.0, 10.0, 20.0, 30.0, and 40.0, respectively,  K.
137531.fig.004a
137531.fig.004b