Characterisation of norovirus strains in rural Ghanaian children with acute diarrhoea

George E. Armah*, Christopher Gallimore, Fred N. Binka, Richard H. Asmah, Jonathan Green, Ucheoma Ugoji, Francis Anto, David Brown, James Gray

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    31 Citations (Scopus)

    Abstract

    The incidence of calicivirus infection in Ghana and many other African countries is not known. Thirteen (15.9%) of the 82 diarrhoeic stool samples tested for caliciviruses were positive for noroviruses (NoVs). NoVs were present in all age groups and were detected only during the diarrhoea peak that coincided with the peak rotavirus season. Ten (76.9%) of the NoV detected were genogroup II (GII) NoVs and the remaining three (23.1%) genogroup I (GI) NoVs. The predominant GII detected was GII-4 (60%, 6/10). Three of the GII NoVs were determined to be recombinants of GII-8/GII-14 as deduced from the sequencing of the region spanning the Orf1/2 junction. The GII genotypes formed four clusters with published GII sequences. The data shown enhances understanding of NoV diversity in Ghanaian children and demonstrate the global spread of distinct common genotypes to African countries.

    Original languageEnglish
    Pages (from-to)1480-1485
    Number of pages6
    JournalJournal of Medical Virology
    Volume78
    Issue number11
    DOIs
    Publication statusPublished - Nov 2006

    Bibliographical note

    Funding Information:
    The present work was supported by the National Nature Science Foundation of China (50676046).

    Keywords

    • Children
    • Diarrhoea
    • Ghana
    • Norovirus

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