title: Patterns of plasmid DNA in crystalliferous and acrystalliferous strains of Bacillus thuringiensis.
mesh_terms: D001413:Bacillus thuringiensis / Q000235:genetics*; D004269:DNA, Bacterial / Q000032:analysis*; D004270:DNA, Circular / Q000032:analysis*; D004587:Electrophoresis, Agar Gel; D008854:Microscopy, Electron; D008970:Molecular Weight; D009690:Nucleic Acid Conformation; D010957:Plasmids
chemical_list: D004269:DNA, Bacterial; D004270:DNA, Circular