Controlling Dengue Using Wolbachia Bacteria
Part of: GS Prelims and GS-II – Health & GS-III- Biotechnology
- Researchers from the World Mosquito Program have used mosquitoes infected with Wolbachia bacteria to successfully control dengue in Yogyakarta, Indonesia.
Important value additions
- Wolbachia are natural bacteria present in up to 60% of insect species, including some mosquitoes.
- It is not usually found in the Aedes aegypti mosquito.
- It is safe for humans, animals and the environment.
- The Aedes aegypti mosquito spreads Dengue and other diseases such as chikungunya, Zika and yellow fever
- However, it cannot spread the disease when it is artificially infected with Wolbachia.
Do you know?
- Dengue is a mosquito-borne tropical disease caused by the dengue virus (Genus Flavivirus)
- The dengue vaccine CYD-TDV or Dengvaxia was approved by the US Food & Drug Administration in 2019.
- It is the first dengue vaccine to get the regulatory nod in the US.
- Dengvaxia is basically a live, attenuated dengue virus which has to be administered in people of ages 9 to 16 who have laboratory-confirmed previous dengue infection and who live in endemic areas.