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14:57 min
August 2nd, 2010
DOI :
10.3791/2027-v
Chapters
0:04
Title
1:07
Introduction
2:11
Sample Incubation and DNA Extraction
3:47
Gradient Solns for Ultracentrifugation
7:49
Gradient Fractionation
9:46
DNA Precipitation
11:22
Representative Results
14:04
Conclusion
5:26
Ultracentrifugation
Summary
DNA的稳定同位素探测,识别和特性的微生物能够利用特定的基板活跃的社区是一个独立的种植方法。基板同化富集重同位素的信息纳入到微生物生物量的标记原子。密度梯度超速离心检索下游分子生物学分析的DNA标记。
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