不同的重复序列对质粒拷贝数的影响实验正在进行中。
The experiment on the influence of the different repeat sequence on the copy number of plasmid is still under way.
首先从实验对象的外周血中提取DNA, pcr扩增il - 4的第二个内含子中的一段TG重复序列，然后用8%的聚丙烯酰胺凝胶电泳检测这段基因的多态性。
DNA were extracted from the peripheral blood, then TG sequence in second intron of IL - 4 was amplified by PCR, the polymorphism of that segment were then detected through 8% polyacrylamide gel.
采用汉字作为实验材料探讨重复项目处在刺激序列中不同位置时的重复知盲效应。
The present study examined effects of presentation rates on repetition blindness (RB) in processing Chinese in RSVP tasks.
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