NEET BIOLOGY

Detailed explanation-1: -Humans get West Nile from the bite of an infected mosquito. Usually, the West Nile virus causes mild, flu-like symptoms. The virus can cause life-threatening illnesses, such as encephalitis, meningitis, or meningoencephalitis. There is no vaccine available to prevent West Nile virus.

Detailed explanation-2: -Transmission. West Nile virus is rarely transmitted from one human to another but rather is spread through the following: Infected Mosquitoes Generally, WNV is spread by the bite of an infected mosquito. Mosquitoes become infected when they feed on infected birds.

Detailed explanation-3: -Culex mosquitoes are accepted as the primary global transmission vector; C. tarsalis is a main mosquito vector of WNV in the western United States and can feed on a variety of avian and mammalian species (95, 163).

Detailed explanation-4: -Diseases that are spread to people by mosquitoes include Zika virus, West Nile virus, Chikungunya virus, dengue, and malaria. Employers should protect workers and workers should protect themselves from diseases spread by mosquitoes.

Detailed explanation-5: -WNV is an enveloped positive-stranded ribonucleic acid (RNA) virus belonging to the Japanese encephalitis serocomplex (Flavivirus genus, Flaviviridae family) [6].