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_深海渔_

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[求助] 关系真菌DNA纯化 已有1人参与

本人用尿素提取法提取的真菌(灰葡萄孢菌株)DNA,然后用琼脂糖凝胶回收试剂盒(DP209)[天根]纯化,然后琼脂糖凝胶电泳,结果没有条带。好几次都是这样!请高手解答!
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感谢参与,应助指数 +1
我来帮助你。丝状真菌因为破壁困难,导致dna难以提取,已是共识。建议先用液氮研磨,充分研磨成为细粉,然后再加入裂解液,抽提后挂吸附柱就可以。试剂盒基本也这个原理。

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2楼2014-09-03 07:07:25
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