title: The trapping of circular DNA in agarose gels.
mesh_terms: D003090:Coliphages; D004270:DNA, Circular / Q000302:isolation & purification*; D004279:DNA, Viral / Q000302:isolation & purification; D004586:Electrophoresis / Q000295:instrumentation; D005782:Gels; D008722:Methods; D009690:Nucleic Acid Conformation; D009691:Nucleic Acid Denaturation; D010761:Phosphorus Radioisotopes; D011134:Polysaccharides; D014316:Tritium
chemical_list: D004270:DNA, Circular; D004279:DNA, Viral; D005782:Gels; D010761:Phosphorus Radioisotopes; D011134:Polysaccharides; D014316:Tritium