title: Harmless virus may aid in knocking out deadly bird flu.
mesh_terms: D000256:Adenoviridae; D000818:Animals; D001717:Birds; D002487:Centers for Disease Control and Prevention, U.S.; D004196:Disease Outbreaks / Q000517:prevention & control*; D005822:Genetic Vectors; D006801:Humans; D053124:Influenza A Virus, H5N1 Subtype / Q000276:immunology; D007252:Influenza Vaccines; D005585:Influenza in Birds / Q000276:immunology*; D007251:Influenza, Human / Q000276:immunology / Q000517:prevention & control*; D014481:United States; D014495:Universities
chemical_list: D007252:Influenza Vaccines