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利用8-羟基脱氧鸟苷(8-OHdG)在酸性邻菲咯啉(Phen)-Cu化学发光体系中发光信号强的特点,建立了一种测定尿样中8-OHdG含量的方法。本方法的线性范围为1.67—333.33μg/L,检出限(S/N=3)为0.83μg/L。对167.00μg/L的8-OHdG平行测定11次,其相对标准偏差为1.2%。该法用于尿液中8-OHdG的测定,方法简便、灵敏、快速,分析结果令人满意。
A method for the determination of 8-OHdG in urine samples was established based on the strong luminescence signal of 8-OHdG in Phen-Cu chemiluminescence system. The linear range of this method is 1.67-333.33μg / L, the detection limit (S / N = 3) is 0.83μg / L. The relative standard deviation was 1.2% for 11 parallel determinations of 167.00 μg / L 8-OHdG. The method is used for the determination of 8-OHdG in urine. The method is simple, sensitive and rapid, and the results are satisfactory.