抽提

SDS - PAGE analyzed the purity of protein through the purification of Ni - NTA resin.

将包涵体抽提后通过蛋白复性技术使之复性，用Ni -NTA 树脂纯化出目标蛋白，SDS-PAGE电泳分析其纯度达到90%以上。

Conclusion: Chelex - 100 assay was simple and conventional in extraction of bacteria DNA.

结论： Chelex -100 法抽提细菌基因组DNA适用于对大样本牙周炎患者作细菌学检测分析。

And the DNA concentration is higher than improved CTAB method.

而CTAB法抽提银杏胚乳DNA纯度较高，含杂质少。

Results The nuclear matrix - lamina - intermediate filament fine network remained after selective extraction.

结果抽提后，两种细胞内均存在精细的核基质 - 核纤层 - 中间丝网架。

The start of yeast extract production back to early 20 th century.

酵母抽提物的生产开始于20世纪早期。