Emerging Infectious Disease ISSN: 1080-6059

Serious Invasive Saffold Virus Infections in Children, 2009

Alex Christian Yde Nielsen

, Blenda Böttiger, Jytte Banner, Thomas Hoffmann, and Lars Peter Nielsen

Author affiliations: University of Southern Denmark, Odense, Denmark (A.C.Y. Nielsen); Statens Serum Institut, Copenhagen, Denmark (A.C.Y. Nielsen, B. Böttiger, L.P. Nielsen); University of Aarhus, Aarhus, Denmark (J. Banner); Hvidovre Hospital, Copenhagen (T. Hoffmann)

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Figure 2

Figure 2. Phylogenetic tree showing partial viral protein 1 capsid sequences (588 nt) from the Saffold virus strains identified from 2 children from Denmark, 2009, and representative strains from other cardioviruses. The tree was constructed by the neighbor-joining method by using MEGA4 software (www.megasoftware.net). Scale bar indicates nucleotide substitutions per site. SAFV, Saffold virus; TMEV, Theiler’s murine encephalomyelitis virus; TRV, Thera virus; EMCV, encephalomyocarditis virus.

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