title: Circular dimer and catenate forms of mitochondrial DNA in human leukaemic leucocytes.
mesh_terms: D002499:Centrifugation, Density Gradient; D055598:Chemical Phenomena; D002621:Chemistry; D002852:Chromatography, Ion Exchange; D003582:Cytogenetics; D004273:DNA, Neoplasm / Q000032:analysis*; D006801:Humans; D007938:Leukemia / Q000473:pathology*; D008854:Microscopy, Electron; D008928:Mitochondria / Q000032:analysis*; D008970:Molecular Weight
chemical_list: D004273:DNA, Neoplasm