The total DNAs of fish oil, fish oil added with bovine DNA, fish oil added with goat DNA and butter were extracted by guanidine isothiocyanate method.
用异硫氰酸胍法提取鱼油、加入牛肉DNA的鱼油、加入山羊肉DNA的鱼油和牛油中的DNA。
The total DNAs of fish oil, fish oil added with bovine DNA, fish oil added with goat DNA and butter were extracted by guanidine isothiocyanate method.
用异硫氰酸胍法提取鱼油、加入牛肉DNA的鱼油、加入山羊肉DNA的鱼油和牛油中的DNA。
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