Table 1 Features of viruses infecting CNS and possibilities of preventing the disease
Features | Enterviruses | MuV | Flaviviruses | LCMV | Herpes-viruses |
|---|---|---|---|---|---|
Genetic material of the virus | DNA | RNA | RNA | RNA | DNA |
Presence of envelope | − |  +  |  +  |  +  |  +  |
Route of infection | Food-borne, droplet direct contact | Droplet | Vector-borne | By rodents | Droplet direct contact |
Symptoms | Most common from the skin and mucous membranes, less often from the muscles and nervous system | Typical: fever and swelling in the parotid gland area, rarely the nervous system | Nervous system infection | Nervous system infection | Can cause infection of the nervous system |
Existing vaccines | Polio virus, HAV | +  | JEV, TBEV, DENV ZIKV—phase I clinical trials | − | VZV |