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Molecular cloning, expression, and characterization of chicken IFN -lambda.

Adam J Karpala1, Kirsten R Morris, Mary M Broadway

  • 1CSIRO, Livestock Industries, Australian Animal Health Laboratory, Geelong, Victoria, Australia. adam.karpala@csiro.au

Journal of Interferon & Cytokine Research : the Official Journal of the International Society for Interferon and Cytokine Research
|July 3, 2008
PubMed
Summary

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Chicken interferon-lambda (ChIFN-lambda) was cloned and expressed, showing antiviral properties against viruses. This discovery supports its use in therapeutic strategies for poultry viral infections like avian influenza.

Area of Science:

  • Immunology
  • Virology
  • Molecular Biology

Background:

  • Interferons (IFN) are crucial for vertebrate antiviral defense.
  • IFN-lambda shows promise for treating viral infections in mammals.
  • Avian influenza (AI) necessitates novel antiviral strategies for poultry.

Purpose of the Study:

  • To clone, express, and analyze the biologic activity of chicken IFN-lambda (ChIFN-lambda).
  • To compare ChIFN-lambda with IFN-lambda from other species.
  • To evaluate ChIFN-lambda as a potential therapeutic agent for poultry viral diseases.

Main Methods:

  • Cloning and expression of chicken IFN-lambda.
  • Biologic activity analysis of ChIFN-lambda.
  • Comparative sequence analysis with other species' IFN-lambda.

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Last Updated: Jul 4, 2026

Fast and Efficient Expression of Multiple Proteins in Avian Embryos Using mRNA Electroporation
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Generation of Discriminative Human Monoclonal Antibodies from Rare Antigen-specific B Cells Circulating in Blood
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Generation of Discriminative Human Monoclonal Antibodies from Rare Antigen-specific B Cells Circulating in Blood

Published on: February 6, 2018

Main Results:

  • Successful cloning and expression of functional ChIFN-lambda.
  • ChIFN-lambda exhibits antiviral properties comparable to human IFN-lambda (HuIFN-lambda).
  • Sequence analysis revealed similarities between ChIFN-lambda and other species' IFN-lambda.

Conclusions:

  • Chicken IFN-lambda possesses significant antiviral activity.
  • ChIFN-lambda demonstrates potential for therapeutic applications in poultry against viral infections.
  • This study validates the use of ChIFN-lambda in managing avian viral diseases.