Hepatitis C virus population analysis of a single-source nosocomial outbreak reveals an inverse correlation between viral load and quasispecies complexity

The features of Hepatitis C virus (HCV) quasispecies within an envelope segment including the hypervariable region 1 were analysed at an early time point post-infection in seven patients that acquired HCV from a single common donor during a nosocomial outbreak. The grouping of patients according to viral load was reflected in the structure of the quasispecies. A higher viral load correlated with the presence of a predominant HCV genome and a corresponding lower quasispecies complexity. The quasispecies complexity itself was not correlated with HCV clearance or persistence. Thus, the relationship between an intrapatient HCV quasispecies and the clinical outcome of an HCV infection is more complex than previously anticipated. © 2004 SGM.

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Bibliographic Details
Main Authors: Mas, A., Ulloa, E., Bruguera, M., Furčić, I., Garriga, D., Fábregas, S., Andreu, D., Saiz, J. C., Díez, J.
Format: journal article biblioteca
Language:eng
Published: 2004
Online Access:http://hdl.handle.net/20.500.12792/2825
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