Apparatus and methods are described for pharmaceutical grade manufacture {HEAD ~ extrachromosomal nucleic acids} from cell lysates using {TAIL ~ flotation} to separate and eliminate undesired insoluble cellular debris including chromosomal DNA from the lysates 
Apparatus and methods are described for pharmaceutical grade manufacture { HEAD ~ extrachromosomal nucleic acids } from cell lysates using { TAIL ~ flotation } to separate and eliminate undesired insoluble cellular debris including chromosomal DNA from the lysates
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