目的:探讨超氧化物歧化酶(T-SOD)及其同工酶锰超氧化物歧化酶(Mn-SOD)活性、超敏C-反应蛋白(hs-CRP)浓度变化与冠心病(CHD)的关系。方法共81例冠心病患者及60例健康体检者参与研究,分别采用比色法和胶乳增强免疫比浊法测定被...目的:探讨超氧化物歧化酶(T-SOD)及其同工酶锰超氧化物歧化酶(Mn-SOD)活性、超敏C-反应蛋白(hs-CRP)浓度变化与冠心病(CHD)的关系。方法共81例冠心病患者及60例健康体检者参与研究,分别采用比色法和胶乳增强免疫比浊法测定被检者血清T-SOD,Mn-SOD和 H s-CRP。结果和健康对照组相比,冠心病患者组 T-SOD和 Mn-SOD的活性显著降低(t=9.41,6.34,均P<0.01),Hs-CRP浓度显著增高,差异有统计学意义(t=3.09,P<0.05);T-SOD,Mn-SOD活性和 H s-CRP浓度呈负相关,差异有统计学意义(P<0.01)。结论 T-SOD,Mn-SOD和 H s-CRP水平变化与冠心病的发生、发展密切相关,可作为冠心病患者危险因素评估的重要指标,联合检测分析 T-SOD,Mn-SOD和 hs-CRP的相关性对冠心病的临床诊治及预后有一定的指导意义。展开更多
Adsorption behaviors of Cu2Zn2SOD on mercury electrodes were studied by the electrostatic capillary curve and the relationship between polarographic ultimate current and height of mercury column in the absence of the ...Adsorption behaviors of Cu2Zn2SOD on mercury electrodes were studied by the electrostatic capillary curve and the relationship between polarographic ultimate current and height of mercury column in the absence of the mediators. The effects of impure and denatured SOD on cyclic voltammogram were investigated, confirming that no denaturation was caused during adsorption on mercury electrodes. Double potential step chronocoulometry has confirmed that SOD adsorption on mercury electrode to be the absorption of monomolecular layer.展开更多
文摘目的:探讨超氧化物歧化酶(T-SOD)及其同工酶锰超氧化物歧化酶(Mn-SOD)活性、超敏C-反应蛋白(hs-CRP)浓度变化与冠心病(CHD)的关系。方法共81例冠心病患者及60例健康体检者参与研究,分别采用比色法和胶乳增强免疫比浊法测定被检者血清T-SOD,Mn-SOD和 H s-CRP。结果和健康对照组相比,冠心病患者组 T-SOD和 Mn-SOD的活性显著降低(t=9.41,6.34,均P<0.01),Hs-CRP浓度显著增高,差异有统计学意义(t=3.09,P<0.05);T-SOD,Mn-SOD活性和 H s-CRP浓度呈负相关,差异有统计学意义(P<0.01)。结论 T-SOD,Mn-SOD和 H s-CRP水平变化与冠心病的发生、发展密切相关,可作为冠心病患者危险因素评估的重要指标,联合检测分析 T-SOD,Mn-SOD和 hs-CRP的相关性对冠心病的临床诊治及预后有一定的指导意义。
文摘Adsorption behaviors of Cu2Zn2SOD on mercury electrodes were studied by the electrostatic capillary curve and the relationship between polarographic ultimate current and height of mercury column in the absence of the mediators. The effects of impure and denatured SOD on cyclic voltammogram were investigated, confirming that no denaturation was caused during adsorption on mercury electrodes. Double potential step chronocoulometry has confirmed that SOD adsorption on mercury electrode to be the absorption of monomolecular layer.