A new study suggests that high fever in people with malaria may temporarily reduce the spread of the disease. Researchers found that while malaria parasites can activate protective heat-response mechanisms during most stages of their life cycle, mature gametocytes—the stage responsible for infecting mosquitoes—lose this ability and become highly sensitive to high temperatures. As a result, mosquitoes biting patients with high fever may be less likely to acquire the parasite, potentially interrupting transmission. Although more research is needed to confirm this effect in real-world infections, the findings offer new insights into malaria biology and could help guide future strategies to reduce disease transmission.
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