The Kinetics of Hepatitis C Virus-Specific CD8 T-Cell Responses in the Blood Mirror Those in the Liver in Acute Hepatitis C Virus Infection
Author(s) -
EuiCheol Shin,
Stefania Capone,
Riccardo Cortese,
Stefano Colloca,
Alfredo Nicosia,
Antonella Folgori,
Barbara Rehermann
Publication year - 2008
Publication title -
journal of virology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.617
H-Index - 292
eISSN - 1070-6321
pISSN - 0022-538X
DOI - 10.1128/jvi.00475-08
Subject(s) - hepatitis c virus , biology , cd8 , virology , immunology , t cell , virus , hepacivirus , hepatitis c , cytotoxic t cell , cell , immune system , in vitro , biochemistry , genetics
Peripheral blood T-cell responses are used as biomarkers in hepatitis C virus (HCV) vaccine trials. However, it is not clear how T-cell responses in the blood correlate with those in the liver, the infection site. By studying serial liver and blood samples of five vaccinated and five mock-vaccinated control chimpanzees during acute HCV infection, we demonstrate a correlation between HCV-specific CD8 T-cell responses in the blood and molecular and functional markers of T-cell responses in the liver. Thus, HCV-specific CD8 T-cell responses in the blood are valid markers for intrahepatic T-cell activity.
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