Malignant catarrhal fever induced by Alcelaphine herpesvirus 1 is characterized by an expansion of activated CD3+CD8+CD4- T cells expressing a cytotoxic phenotype in both lymphoid and non-lymphoid tissues
2011

Study of Malignant Catarrhal Fever in Rabbits

Sample size: 6 publication 10 minutes Evidence: high

Author Information

Author(s): Dewals Benjamin G, Vanderplasschen Alain

Primary Institution: University of Liège

Hypothesis

The study aims to determine the main population changes in mononuclear leukocytes and their activation status in both lymphoid and non-lymphoid tissues after AlHV-1 infection.

Conclusion

The study found that the majority of mononuclear leukocytes present during WD-MCF are activated CD3+CD8+CD4- T cells that produce high levels of IFN-γ and perforin.

Supporting Evidence

  • The study demonstrated a severe increase of CD8+ T cells in the peripheral blood of infected rabbits.
  • CD3+CD8+CD4- T cells were the predominant cell type in both lymphoid and non-lymphoid organs.
  • These CD8+ T cells expressed high levels of activation markers and produced significant amounts of IFN-γ.

Takeaway

This study looked at sick rabbits to see how a virus affects their immune cells, finding that a specific type of immune cell grows a lot and becomes very active.

Methodology

The study used multi-colour flow cytometry to analyze mononuclear leukocytes from various tissues in rabbits infected with AlHV-1.

Limitations

The study did not analyze CD8+ cells from non-lymphoid organs due to low recovery rates.

Participant Demographics

New-Zealand white rabbits were used in the study.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1297-9716-42-95

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