Functional analysis of claudin-6 and claudin-9 as entry factors for hepatitis C virus infection of human hepatocytes by using monoclonal antibodies

Isabel Fofana, Laetitia Zona, Christine Thumann, Laura Heydmann, Sarah C Durand, Joachim Lupberger, Hubert E Blum, Patrick Pessaux, Claire Gondeau, Gary M Reynolds, Jane A McKeating, Fritz Grunert, John Thompson, Mirjam B Zeisel, Thomas F Baumert

Research output: Contribution to journalArticlepeer-review

25 Citations (Scopus)

Abstract

The relevance of claudin-6 and claudin-9 in hepatitis C virus (HCV) entry remains elusive. We produced claudin-6- or claudin-9-specific monoclonal antibodies that inhibit HCV entry into nonhepatic cells expressing exogenous claudin-6 or claudin-9. These antibodies had no effect on HCV infection of hepatoma cells or primary hepatocytes. Thus, although claudin-6 and claudin-9 can serve as entry factors in cell lines, HCV infection into human hepatocytes is not dependent on claudin-6 and claudin-9.

Original languageEnglish
Pages (from-to)10405-10
Number of pages6
JournalJournal of virology
Volume87
Issue number18
DOIs
Publication statusPublished - Sept 2013

Keywords

  • Antibodies, Monoclonal
  • Cells, Cultured
  • Claudins
  • Hepacivirus
  • Hepatocytes
  • Humans
  • Virus Internalization

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