MIG (CXCL9) is a more sensitive measure than IFN-γ of vaccine induced T-cell responses in volunteers receiving investigated malaria vaccines
2009

MIG is a better measure than IFN-γ for T-cell responses to malaria vaccines

Sample size: 12 publication Evidence: moderate

Author Information

Author(s): Berthoud Tamara K., Dunachie Susanna J., Todryk Stephen, Hill Adrian V.S., Fletcher Helen A.

Primary Institution: University of Oxford, Centre for Clinical Vaccinology and Tropical Medicine

Hypothesis

Can MIG (CXCL9) provide a more sensitive measure of vaccine-induced T-cell responses compared to IFN-γ?

Conclusion

MIG detection is more sensitive than IFN-γ detection for measuring T-cell responses in malaria vaccine trials.

Supporting Evidence

  • Detection of MIG was shown to be more sensitive than IFN-γ in measuring immune responses.
  • MIG secretion showed little inter-individual variability.
  • Five positive MIG responses were detected at V3+7 compared to two for IFN-γ.

Takeaway

This study shows that measuring a substance called MIG can help scientists see how well a malaria vaccine works better than measuring another substance called IFN-γ.

Methodology

The study involved a phase I vaccine trial where volunteers were vaccinated and their immune responses were measured using MIG and IFN-γ detection methods.

Limitations

The study's findings may not be generalizable beyond the specific vaccine regimen tested.

Participant Demographics

Malaria-naive, male or female Caucasians aged 18–65 years.

Statistical Information

P-Value

0.013

Statistical Significance

p=0.013

Digital Object Identifier (DOI)

10.1016/j.jim.2008.09.021

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