title: Tougher rules aim to prevent gene flow into crops.
authors.forename: Hannah
authors.initials: H
authors.lastname: Hoag
mesh_terms: D000818:Animals; D001709:Biotechnology / Q000331:legislation & jurisprudence* / Q000592:standards; D017753:Ecosystem; D005069:Evaluation Studies as Topic; D030841:Food, Genetically Modified / Q000592:standards*; D022761:Gene Transfer, Horizontal; D033161:Government Regulation; D030821:Plants, Genetically Modified / Q000235:genetics*; D013678:Technology, Pharmaceutical / Q000331:legislation & jurisprudence* / Q000592:standards; D014481:United States; D003313:Zea mays / Q000235:genetics*