title: US drug companies push for changes in recombinant DNA guidelines.
mesh_terms: D026683:Advisory Committees; D004274:DNA, Recombinant; D030881:Disclosure; D004345:Drug Industry; D035082:Federal Government; D033161:Government Regulation; D009316:National Institutes of Health (U.S.); D012107:Research Design / Q000592:standards; D014481:United States; D014486:United States Food and Drug Administration
chemical_list: D004274:DNA, Recombinant