title: Recombinant DNA: what happened? [editorial].
mesh_terms: D001290:Attitude; D004274:DNA, Recombinant; D004989:Ethics; D005818:Genetic Engineering; D009316:National Institutes of Health (U.S.); D012106:Research; D012449:Safety; D014481:United States
chemical_list: D004274:DNA, Recombinant