Expression of the exogenous genes was confirmed by assay of ? ? - galactosidase and glucokinase activity.

基因的表达通过β 半 乳糖苷酶和葡糖激酶活性测定得到确证.

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Objective To observe the replicative senescence - related beta - galactosidase activity in cultured human retinal pigment epithelium ( RPE ) cells.

目的观察培养人视网膜色素上皮 ( RPE ) 细胞中复制衰老相关的β半乳糖苷酶活性.

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The α - galactosidase has an optimum pH of 5.0 and an optimum temperature of 45℃.

该α - 半乳糖苷酶反应的最适pH为5.0,最适温度为45℃.

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