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Development and characterization of mouse models of infection with aerosolized Brucella melitensis and Brucella suis
Sophie J Smither1, Stuart D Perkins, Carwyn Davies
1Defence Science and Technology Laboratory, Porton Down, Salisbury, Wiltshire, United Kingdom. sjsmither@dstl.gov.uk
Abstract:
There is a need to identify vaccines that can protect against Brucella, a potential bioterrorism agent. We have developed mouse models of infection with aerosolized Brucella melitensis and Brucella suis and demonstrated their utility for the evaluation of vaccines using the model live B. melitensis vaccine strain Rev.1.
Insights
Developing effective vaccines against Brucella, a bioterrorism threat, is crucial. Mouse models for aerosolized Brucella melitensis and Brucella suis infections were created to test vaccine efficacy, using the Rev.1 vaccine strain.
Area of Science:
- Microbiology and immunology
- Vaccine development
- Infectious disease modeling
Background:
- Brucella species pose a significant bioterrorism risk.
- Effective vaccines are needed for protection against Brucella infections.
- Existing countermeasures may be insufficient.
Purpose of the Study:
- To establish and validate mouse models for evaluating Brucella vaccines.
- To assess the utility of aerosolized infection models for vaccine testing.
- To identify promising vaccine candidates against Brucella.
Main Methods:
- Development of mouse models for aerosolized Brucella melitensis and Brucella suis infection.
- Utilizing live vaccine strain Rev.1 of B. melitensis for model validation.
- Infection challenge studies in established mouse models.
Main Results:
- Successfully developed functional mouse models for Brucella infection.
- Demonstrated the utility of these models for vaccine evaluation.
- Validated the models using a known live Brucella vaccine strain.
Conclusions:
- The developed mouse models are effective tools for Brucella vaccine assessment.
- These models will aid in the identification of novel vaccines against Brucella.
- Advancing vaccine strategies against bioterrorism agents like Brucella is feasible.
