Parvovirus 4 Infection and Clinical Outcome in High-Risk Populations

Simmons, Ruth ; Sharp, Colin ; McClure, C. Patrick ; Rohrbach, Janine ; Kovari, Helen ; Frangou, Eleni ; Simmonds, Peter ; Irving, Will ; Rauch, Andri ; Bowness, Paul ; Klenerman, Paul

In: The Journal of Infectious Diseases, 2012, vol. 205, no. 12, p. 1816-1820

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    Summary
    Parvovirus 4 (PARV4) is a DNA virus frequently associated with human immunodeficiency virus (HIV) and hepatitis C virus (HCV) infections, but its clinical significance is unknown. We studied the prevalence of PARV4 antibodies in 2 cohorts of HIV- and HCV-infected individuals (n=469) and the correlations with disease status. We found that PARV4 infection frequently occurred in individuals exposed to bloodborne viruses (95% in HCV-HIV coinfected intravenous drug users [IDUs]). There were no correlations between PARV4 serostatus and HCV outcomes. There was, however, a significant association with early HIV-related symptoms, although because this was tightly linked to both HCV status and clinical group (IDU), the specific role of PARV4 is not yet clear