T Cells and Pathogenesis of Hantavirus Cardiopulmonary Syndrome and Hemorrhagic Fever with Renal Syndrome
2011

T Cells and Hantavirus Diseases

Sample size: 11 publication 10 minutes Evidence: moderate

Author Information

Author(s): Masanori Terajima, Francis A. Ennis

Primary Institution: University of Massachusetts Medical School

Hypothesis

Increased capillary permeability in hantavirus diseases may be caused by hantavirus-specific cytotoxic T cells attacking endothelial cells.

Conclusion

Both too strong and too weak T cell responses can lead to severe disease in hantavirus infections.

Supporting Evidence

  • T cell responses positively correlated with disease severity in hantavirus cardiopulmonary syndrome.
  • High levels of cytokine-producing cells were found in lung tissues from patients with fatal hantavirus pulmonary syndrome.
  • Regulatory T cells were found to inversely correlate with disease severity in hemorrhagic fever with renal syndrome.

Takeaway

T cells help fight off hantavirus infections, but if they are too active or not active enough, they can make people very sick.

Methodology

The study involved analyzing T cell responses in patients with hantavirus infections and comparing them to disease severity.

Potential Biases

Potential biases in patient selection and reporting of T cell responses.

Limitations

The study may not account for all variables influencing T cell responses and disease severity.

Participant Demographics

Patients with hantavirus cardiopulmonary syndrome and hemorrhagic fever with renal syndrome.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3390/v3071059

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