Restriction enzyme site analysis was used to confirm the mutation.
突变位点经限制性内切酶分析证实。
Plasmid DNAs were prepared by alkali lysis and purified with polyethylene glycol 8000. Restriction enzyme analysis show that both genes are well-constructed suitable for transgenic animal experiment.
限制性酶切图谱分析证实这两个基因的结构是完整的，符合转基因实验要求。
The bovine, sheep and goat derived materials were positive in mixed feed powders of level test by PCR and restriction enzyme analysis.
P CR检测和酶切鉴定结果表明，在水平测试的混合饲料粉中可检出牛源、羊源性成分。
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