title: trans-inactivation of homologous sequences in Nicotiana tabacum.
mesh_terms: D000594:Amino Acid Oxidoreductases / Q000096:biosynthesis / Q000235:genetics; D018744:DNA, Plant / Q000235:genetics / Q000378:metabolism; D004843:Epistasis, Genetic; D018506:Gene Expression Regulation, Plant; D017343:Genes, Plant; D007613:Kanamycin Resistance / Q000235:genetics; D008745:Methylation; D030821:Plants, Genetically Modified / Q000235:genetics*; D010947:Plants, Toxic; D012689:Sequence Homology, Nucleic Acid; D014026:Nicotiana / Q000235:genetics*
chemical_list: D018744:DNA, Plant; D000594:Amino Acid Oxidoreductases; C021883:nopaline synthase