Objective to detect the expression of PTEN protein in hepatocellular carcinoma (HCC) to determine whether it can be used as a new molecular label for evaluation of biological characteristics of HCC.

目的通过检测肿瘤抑制基因产物pten蛋白在肝癌中的表达情况，探讨其作为一种评估肝细胞癌(HCC)生物学特征的分子标记的意义。

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Swine plasma protein (SPP) prepared by means of salting out had been subjected to amino acid analysis and rat growing test according to AOAC for biological evaluation.

分析了盐析法直接提取的猪血浆蛋白质氨基酸组成，按AOAC大鼠生长试验法评价猪血浆蛋白的营养价值。

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