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Chicken anemia virus

J K Rosenberger1, S S Cloud

  • 1Department of Animal and Food Sciences, University of Delaware, Newark 19717-1303, USA. john.rosenberger@mvs.udel.edu

Poultry Science
|August 26, 1998
PubMed
Summary

Chicken anemia virus (CAV) is a widespread poultry pathogen that resists inactivation, causing disease through vertical transmission and immunosuppression. Control strategies focus on preventing its spread and mitigating secondary infections in chickens.

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Area of Science:

  • Veterinary Virology
  • Avian Pathology
  • Immunology

Background:

  • Chicken anemia virus (CAV) is globally prevalent in commercial poultry.
  • CAV is resistant to thermal inactivation and common disinfectants, complicating sanitation.
  • The virus poses significant risks due to transovarian transmission and immunosuppression.

Purpose of the Study:

  • To summarize the challenges and control strategies for Chicken Anemia Virus in poultry.
  • To highlight the importance of CAV in commercial chicken production.
  • To discuss the implications of CAV on flock health and productivity.

Main Methods:

  • Literature review on CAV properties and disease impact.
  • Analysis of control measures for vertical transmission.
  • Evaluation of strategies to prevent coinfections with lymphocidal agents.

Main Results:

  • CAV's resistance to inactivation necessitates specific biosecurity measures.
  • Transovarian transmission is a key route for CAV spread.
  • Immunosuppression induced by CAV increases susceptibility to other diseases.

Conclusions:

  • Effective control of CAV requires integrated strategies targeting vertical transmission and coinfections.
  • Biosecurity and management practices are crucial for mitigating CAV's economic impact.
  • Further research into CAV inactivation and immune modulation is warranted.

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