Lethal influenza infection in the absence of the natural killer cell receptor gene Ncr1

  • Roi Gazit
  • , Raizy Gruda
  • , Moran Elboim
  • , Tal I. Arnon
  • , Gil Katz
  • , Hagit Achdout
  • , Jacob Hanna
  • , Udi Qimron
  • , Guy Landau
  • , Evgenia Greenbaum
  • , Zichria Zakay-Rones
  • , Angel Porgador
  • , Ofer Mandelboim*
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

478 Scopus citations

Abstract

The elimination of viruses and tumors by natural killer cells is mediated by specific natural killer cell receptors. To study the in vivo function of a principal activating natural killer cell receptor, NCR1 (NKp46 in humans), we replaced the gene encoding this receptor (Ncr1) with a green fluorescent protein reporter cassette. There was enhanced spread of certain tumors in 129/Sv but not C57BL/6 Ncr1gfp/gfp mice, and influenza virus infection was lethal in both 129/Sv and C57BL/ 6 Ncr1gfp/gfp mice. We noted accumulation of natural killer cells at the site of influenza infection by tracking the green fluorescent protein. Our results demonstrate a critical function for Ncr1 in the in vivo eradication of influenza virus.

Original languageEnglish
Pages (from-to)517-523
Number of pages7
JournalNature Immunology
Volume7
Issue number5
DOIs
StatePublished - May 2006
Externally publishedYes

Funding

FundersFunder number
Israel Ministry of Health
European CommissionLSHC-CT-2002-518178
United States-Israel Binational Science Foundation
Israel Science Foundation

    UN SDGs

    This output contributes to the following UN Sustainable Development Goals (SDGs)

    1. SDG 3 - Good Health and Well-being
      SDG 3 Good Health and Well-being

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