title: The presence of Agrobacterium tumefaciens plasmid DNA in crown gall tumour cells.
mesh_terms: D046508:Culture Techniques; D004247:DNA / Q000032:analysis; D004269:DNA, Bacterial / Q000032:analysis*; D005111:Extrachromosomal Inheritance; D009693:Nucleic Acid Hybridization; D010941:Plant Tumors; D010957:Plasmids; D012231:Rhizobium / Q000032:analysis*
chemical_list: D004269:DNA, Bacterial; D004247:DNA