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行远自迩,踔厉奋发—PCR基础知识介绍(一)
②PCR反应 包括反应液的制备和PCR反应两个步骤。 反应液的制备 普通PCR的反应体系由DNA聚合酶、PCR反应缓冲液、4 种dNTP、引物及靶序列DNA模板这五大要素组成。商品化的DNA聚合酶,一般包含了适宜浓度的dNTP及最适反应缓冲液,因此仅需我们准备引物及DNA模板 ...
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