title: Promega extends fight with Roche over Taq enzyme.
authors: D
authors: D
authors: Gershon
mesh_terms: D004259:DNA-Directed DNA Polymerase; D004345:Drug Industry / Q000331:legislation & jurisprudence*; D010330:Patents as Topic; D019914:Taq Polymerase; D014481:United States
chemical_list: D019914:Taq Polymerase; D004259:DNA-Directed DNA Polymerase