title: Rational containment on recombinant DNA.
mesh_terms: D002872:Chromosome Deletion; D004274:DNA, Recombinant / Q000235:genetics; D009154:Mutation; D009316:National Institutes of Health (U.S.); D011640:Public Policy; D012106:Research; D014481:United States
chemical_list: D004274:DNA, Recombinant