外科手术患者血中细菌DNA的检出率

Chinese Journal of Chinical Nutrition(2000)

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Abstract
目的建立偶氮显色鲎试验并测定健康人和临床病人外周静脉血内毒素.方法利用偶氮显色法原理建立检测微量内毒素技术,测定50例健康成人及51例不同创伤病人外周静脉血的内毒素并对测定方法进行探讨.结果1.此法检测内毒素可达微量(10-2Eu/ml),自身变异系数为2.29%(n=5).2.健康成人外周静脉血内毒素正常值为<0.0330Eu/ml,与国际水准一致.3.病人外周静脉血内毒素水平与创伤程度有关,其血浓度随着创伤程度增加而增加,两者之间呈正相关,R2=0.667.结论本法灵敏度高,重复性好并可精确定量.
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Key words
bacterial dna,postoperative surgical patients
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