Dengue can be caused by dengue virus 1, 2, 3 or 4, the health agency said. A person can be infected multiple times over the course of their life.

AHMEDABAD : Medical experts and state health officials analysing dengue situation in the state have opined that with all four dengue virus serotypes circulating among Gujarat population, delays in ...

There are four types of dengue virus, simply known as 1, 2, 3 and 4. When someone is first infected with dengue, their body builds antibodies against that type for life.

The dengue virus has four serotypes, or strains, circulating in nature, which makes it difficult to fight. When a person is infected with one serotype, his body can generate protection against ...

Based on an analysis of 184 whole-genome dengue sequences and 408 E gene sequences from India spanning more than 60 years, a team led by Dr. Rahul Roy from the Department of Chemical Engineering ...

The dengue virus evolved "dramatically" over the last few decades in India, according to a study led by scientists at the Indian Institute of Science (IISc), which stresses the need for developing ...