Figure 1From: The binding characteristics of isoniazid with copper–zinc superoxide dismutase and its effect on enzymatic activityFluorescence spectra of SOD in the presence of various concentrations INH at 299 K (pH = 7.4, λ ex = 280 nm). c(SOD) = 4.0 × 10−6 mol · L−1; c(INH)/(10−5 mol · L−1), 1–6: 0, 0.8, 1.6, 2.4, 3.2, 4.0, respectively.Back to article page