The resonance light scattering(RLS)spectra of atrazine-calf thymus DNA(ctDNA)conjugate and the determination of trace DNA by a resonance light scattering technique with atrazine as a probe are reported for the first time.

• 首次报道了阿特拉津与ctDNA作用的共振光散射光谱 (RLS)特征和利用小分子农药阿特拉津作为探针测定痕量脱氧核糖核酸的方法。