Active immunization using exotoxin A confers protection against Pseudomonas aeruginosa infection in a mouse burn model
2009

Immunization Against Pseudomonas aeruginosa Infections in Mice

Sample size: 73 publication Evidence: high

Author Information

Author(s): Manafi Ali, Kohanteb Jamshid, Mehrabani Davood, Japoni Aziz, Amini Masoud, Naghmachi Mohsen, Zaghi Ahmad Hosseinzadeh, Khalili Nazanin

Primary Institution: Shiraz University of Medical Sciences

Hypothesis

Can immunization with exotoxin A protect mice from Pseudomonas aeruginosa infections?

Conclusion

The study found that immunization with semi-purified exotoxin A was 93.8% effective in protecting mice from Pseudomonas aeruginosa infections.

Supporting Evidence

  • 93.8% of immunized mice survived after being infected with Pseudomonas aeruginosa.
  • All non-immunized mice died from bacteremia and septicemia.
  • The study demonstrated the potential of exotoxin A as a vaccine candidate.

Takeaway

The researchers gave mice a vaccine made from a part of a germ that can make them sick, and it helped most of the mice stay healthy when they got infected.

Methodology

50 mice were immunized with a toxoid and then infected with Pseudomonas aeruginosa; their survival was monitored for 70 days.

Limitations

The study did not include different strains of Pseudomonas aeruginosa.

Participant Demographics

White out-bred mice were used in the study.

Digital Object Identifier (DOI)

10.1186/1471-2180-9-23

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