Could mosquitoes deliver vaccines against malaria?
Al Jazeera
Scientists have engineered the pests to provide enhanced immunity to the disease they transmit, according to new study.
Mosquitoes are usually associated with serious diseases, such as malaria, dengue fever and yellow fever. However, researchers from Leiden University Medical Center (LUMC) and Radboud University in the Netherlands may have found a valuable new role for the insects: as vaccine distributors.
Their scientists say they have successfully engineered mosquitoes to deliver vaccines that could potentially provide significantly enhanced immunity against malaria.
The World Health Organization’s most recent World Malaria Report revealed that an estimated 597,000 people died of malaria globally in 2023 with African countries bearing the brunt of the death toll – accounting for 95 percent of malaria fatalities.
Scientists estimated that more than 240 million malaria cases occur annually worldwide. Children and expectant mothers are the most vulnerable to the disease.
The vaccine employs a weakened strain of Plasmodium falciparum (P falciparum), the parasite that causes the deadliest form of malaria in humans.
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