DENV-3 re-emerges after decades’ absence in Singapore

21 October 2021

The NEA has warned that the dengue virus serotype 3 detected in two large clusters recently has not circulated in the country in the past 30 years, so ‘the population immunity for DENV-3 is low, and people are therefore more susceptible to transmission of the virus’. Surveillance and trapping has seen areas of high density of the vector and the NEA warns that people working from home provide ‘more blood meals for the day-biting Aedes aegypti mosquito’. Read more

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