title: DNA recombination forces resignation.
mesh_terms: D002140:California; D003264:Containment of Biohazards / Q000592:standards*; D004274:DNA, Recombinant; D004279:DNA, Viral / Q000235:genetics; D033161:Government Regulation; D012672:Semliki forest virus / Q000235:genetics; D014495:Universities
chemical_list: D004274:DNA, Recombinant; D004279:DNA, Viral