method of isolating rna rna提取
To understand RNAi and RNA in general, researchers began isolating and studying RNA molecules just 21 to 30 bases long.
为了在总体上了解RNA干扰和RNA，研究人员开始分离并研究只有21到30个碱基长的RNA。
This technique, although it has been used successfully in isolating a number of important genes (2, 3), is rather difficult to establish, irreproducible, and requires large amounts of RNA.
这项技术，虽然它已成功地在一些孤立的重要的基因(2,3)，是比较难建立，复制的，需要大量的RNA。
Objective To establish a rapid method for isolating and purifying cancer cells from tumor tissue and for RNA extraction from tiny amount of the cells thus obtained.
目的建立一种快速分离、纯化肿瘤组织癌细胞并提取微量rna的方法。
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