目的观察肝硬化患者血浆一氧化氮(NO)和内毒素的水平，并分析其相关性。
Objective to observe the levels of plasma NO and endotoxin in cirrhosis patients and analyse their correlation.
目的探讨l -精氨酸对危重病人一氧化氮、内毒素以及免疫功能的影响。
Objective to study the effect of L-arginine on nitric oxide, endotoxin and immune response in critical patients.
方法：对39例慢性乙肝患者与2 0例正常人血浆内毒素、一氧化氮、T细胞亚群及IL 2的含量进行检测。
Methods:We detected plasma endotoxin, NO, T lymphocyte subgroups and IL-2 in 39 patients with chronic hepatitis B and 20 healthy subjects.
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