title: Alarms ring over bird flu mutations.
authors.forename: Declan
authors.initials: D
authors.lastname: Butler
mesh_terms: D000818:Animals; D001717:Birds / Q000821:virology; D004252:DNA Mutational Analysis; D019267:Hemagglutinin Glycoproteins, Influenza Virus / Q000235:genetics / Q000378:metabolism; D006801:Humans; D053124:Influenza A Virus, H5N1 Subtype / Q000235:genetics* / Q000472:pathogenicity* / Q000502:physiology; D005585:Influenza in Birds / Q000453:epidemiology / Q000635:transmission* / Q000821:virology*; D008297:Male; D009154:Mutation / Q000235:genetics*; D011991:Receptors, Virus / Q000378:metabolism; D014421:Turkey / Q000453:epidemiology; D014779:Virus Replication / Q000235:genetics; D015047:Zoonoses / Q000453:epidemiology / Q000635:transmission* / Q000821:virology*
chemical_list: D019267:Hemagglutinin Glycoproteins, Influenza Virus; D011991:Receptors, Virus