它们都用磷酸甘油醛脱氢酶基因的片段作为加载控制来进行改良。
They were modified with fragment of the glyceraldehyde phosphate dehydrogenase gene (GAPDH) as a loading control.
实验选用3-磷酸甘油醛脱氢酶基因（GAPDH）作为内参照，体外转录的RNA和阳性质粒作为两种标准品。
Glyceraldehyde-3-phosphate dehydrogenase (GAPDH) gene was served as the internal reference, and RNA transcribed in vitro and positive plasmid were served as the standards in this experiment.
实验选用3-磷酸甘油醛脱氢酶基因（GAPDH）作为内参照，体外转录的RNA和阳性质粒作为两种标准品。
Glyceraldehyde-3-phosphate dehydrogenase (GAPDH) gene was served as the internal reference, and RNA transcribed in vitro and positive plasmid were served as the standards in this experiment.
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