. . . . . . . . . . . . "[To test this hypothesis, by using mice as a model system, the four C-terminal amino acid residues of a number of influenza virus strains were engineered into the A/WSN/33 virus NS1 protein by reverse genetics and the pathogenicity of the viruses determined.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2014-02-25"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2014-10-02T12:33:37+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .