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Transmission-blocking immunity against malaria and other vector-borne diseases
1Laboratory of Malaria Research, National Institutes of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, Maryland 20892.
Current Opinion in Immunology
|August 1, 1993
Summary
Antibodies targeting sexual stage malaria parasites can prevent Plasmodium transmission. The identification of genes for these targets makes a subunit transmission-blocking vaccine a feasible goal.
Area of Science:
- Malariology
- Immunology
- Vaccinology
Background:
- Sexual stage malaria parasites are targets for transmission-blocking antibodies.
- Blocking malaria parasite transmission by mosquitoes is crucial for disease control.
- The development of a malaria vaccine targeting transmission is a key goal.
Purpose of the Study:
- To highlight the potential of targeting sexual stage malaria parasites for vaccine development.
- To discuss the implications of recent gene discoveries for creating a transmission-blocking vaccine.
Main Methods:
- Review of existing research on antibodies against sexual stage malaria parasites.
- Analysis of the significance of newly isolated genes encoding target antigens.
Main Results:
- Antibodies targeting sexual stage malaria parasites effectively block Plasmodium transmission.
- Genes encoding key antigens for transmission-blocking antibodies have been identified.
Conclusions:
- The identification of target antigen genes makes a subunit transmission-blocking vaccine a realistic possibility.
- Further research into these antigens could lead to a novel malaria vaccine strategy.