Identification of DNA sequences that imply a novel gammaherpesvirus in seals

  • Rogier Bodewes
  • , Guillermo J Sánchez Contreras
  • , Ana Rubio García
  • , Rebriarina Hapsari
  • , Marco W G van de Bildt
  • , Thijs Kuiken
  • , Albert D M E Osterhaus

    Research output: Contribution to journalArticleAcademicpeer-review

    Abstract

    Various herpesviruses have been discovered in marine mammals and are associated with a wide spectrum of disease. In the present study we describe the detection and phylogenetic analysis of a novel gammaherpesvirus, tentatively called phocine herpesvirus 7 (PhHV-7), which was detected in samples collected during an outbreak of ulcerative gingivitis and glossitis from juvenile harbour seals (Phoca vitulina) at the Seal Rehabilitation and Research Centre, the Netherlands. The presence of this novel gammaherpesvirus was confirmed by viral metagenomics, while no other viruses other than four novel anelloviruses were detected. However, PhHV-7 DNA was also detected in harbour and grey seals (Halichoerus grypus) without gingivitis or glossitis. Genetic analysis of the partial polymerase gene of PhHV-7 detected in both species revealed limited sequence variation. Additional studies are needed to elucidate whether the viruses discovered played a role in the disease observed.

    Original languageEnglish
    Pages (from-to)1109-1114
    Number of pages6
    JournalJournal of General Virology
    Volume96
    Issue numberPt 5
    DOIs
    Publication statusPublished - 2015

    Keywords

    • Animals
    • Cluster Analysis
    • DNA, Viral
    • Gammaherpesvirinae
    • Gingivitis
    • Herpesviridae Infections
    • Molecular Sequence Data
    • Netherlands
    • Phoca
    • Phylogeny
    • Sequence Analysis, DNA
    • Sequence Homology

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