Modified mosquitoes, CRISPR baby risks and a COVID-19 drug

Modifying mosquitoes could eliminate dengue

Cases of dengue fever plummeted by more than 75% in the Indonesian city of Yogyakarta after researchers released mosquitoes modified to carry Wolbachia bacteria, which stop the insects from transmitting some viruses. These results are the strongest evidence yet that the Wolbachia technique, in development since the 1990s, could rid the world of some deadly mosquito-borne diseases, researchers say.


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