IL-1β, IL-6, and RANTES as Biomarkers of Chikungunya Severity
2009

Biomarkers of Chikungunya Severity

Sample size: 10 publication Evidence: moderate

Author Information

Author(s): Ng Lisa F. P., Chow Angela, Sun Yong-Jiang, Kwek Dyan J. C., Lim Poh-Lian, Dimatatac Frederico, Ng Lee-Ching, Ooi Eng-Eong, Choo Khar-Heng, Her Zhisheng, Kourilsky Philippe, Leo Yee-Sin

Primary Institution: Singapore Immunology Network, Agency for Science, Technology and Research (A*STAR)

Hypothesis

What are the circulating levels of immune mediators and growth factors associated with Chikungunya virus infection severity?

Conclusion

The study identified specific biomarkers that can distinguish between mild and severe forms of Chikungunya fever.

Supporting Evidence

  • All patients exhibited fever, with 90% experiencing arthralgia.
  • Profiles of 30 cytokines, chemokines, and growth factors were analyzed.
  • Elevated levels of IL-1β and IL-6 were associated with severe disease.
  • RANTES levels were significantly lower in severe cases.

Takeaway

Doctors can use certain blood markers to tell if someone has a mild or serious case of Chikungunya fever.

Methodology

The study analyzed plasma samples from patients with confirmed Chikungunya fever using a multiplex-microbead immunoassay.

Limitations

The study was limited by the small sample size and the absence of patients with neurologic or hemorrhagic complications.

Participant Demographics

All 10 patients were males aged 22 to 65 years, with most being foreign nationals.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1371/journal.pone.0004261

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