title: Unique finding of a 2009 H1N1 influenza virus-positive clinical sample suggests matrix gene sequence variation.
authors.affiliation: Children's Memorial Hospital, Northwestern University Feinberg School of Medicine, Chicago, IL, USA. x-zheng@northwestern.edu
authors.forename: Xiaotian
authors.initials: X
authors.lastname: Zheng
authors.forename: Kathleen M
authors.initials: KM
authors.lastname: Todd
authors.forename: Belinda
authors.initials: B
authors.lastname: Yen-Lieberman
authors.forename: Karen
authors.initials: K
authors.lastname: Kaul
authors.forename: Kathy
authors.initials: K
authors.lastname: Mangold
authors.forename: Stanford T
authors.initials: ST
authors.lastname: Shulman
mesh_terms: D002675:Child, Preschool; D005260:Female; D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype / Q000235:genetics* / Q000302:isolation & purification; D007251:Influenza, Human / Q000821:virology*; D009305:Nasopharynx / Q000821:virology; D017354:Point Mutation; D011110:Polymorphism, Genetic; D012367:RNA, Viral / Q000235:genetics; D020133:Reverse Transcriptase Polymerase Chain Reaction; D017422:Sequence Analysis, DNA; D014763:Viral Matrix Proteins / Q000235:genetics*
chemical_list: C488936:M1 protein, Influenza A virus; D012367:RNA, Viral; D014763:Viral Matrix Proteins