Absence of vaccine-enhanced RSV disease and changes in pulmonary dendritic cells with adenovirus-based RSV vaccine
2011

Adenovirus-based RSV Vaccine Shows No Enhanced Disease

Sample size: 5 publication Evidence: high

Author Information

Author(s): Anja Krause, Yaqin Xu, Sara Ross, Wendy Wu, Ju Joh, Stefan Worgall

Primary Institution: Weill Medical College of Cornell University

Hypothesis

Does immunization with an RGD-modified adenovirus vector induce a protective immune response against RSV without causing vaccine-enhanced disease?

Conclusion

The study found that the adenovirus-based vaccine did not trigger vaccine-enhanced RSV disease and induced a strong protective immune response.

Supporting Evidence

  • Immunization with AdF.RGD resulted in increased RSV-specific IFN-γ T cell responses.
  • AdF.RGD did not induce pulmonary inflammatory responses seen with FIRSV.
  • The study demonstrated that AdF.RGD provides protective immunity against RSV without enhancing disease.

Takeaway

Researchers created a new vaccine for a virus that makes kids sick, and it worked well without causing extra problems.

Methodology

BALB/c mice were immunized with either the adenovirus vector or formalin-inactivated RSV and then challenged with RSV to evaluate immune responses and disease enhancement.

Participant Demographics

Female BALB/c mice, 6 to 8 weeks old.

Statistical Information

P-Value

p<0.001

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1186/1743-422X-8-375

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication