title: Arginine gene duplications in recombination proficient and deficient strains of Escherichia coli K 12.
mesh_terms: D001120:Arginine; D002869:Chromosome Aberrations; D003434:Crossing Over, Genetic; D004926:Escherichia coli; D005827:Genetics, Microbial; D009154:Mutation; D011995:Recombination, Genetic; D013045:Species Specificity; D013489:Suppression, Genetic
chemical_list: D001120:Arginine