title: Gene splicers square off in patent courts.
mesh_terms: D035843:Biomedical Research; D004274:DNA, Recombinant; D005169:Factor VIII / Q000235:genetics; D006801:Humans; D007221:Industry; D007372:Interferons / Q000235:genetics; D010330:Patents as Topic / Q000331:legislation & jurisprudence; D014481:United States
chemical_list: D004274:DNA, Recombinant; D005169:Factor VIII; D007372:Interferons