Herpesvirus 1, Human

**Definition:** The type species of SIMPLEXVIRUS causing most forms of non-genital herpes simplex in humans. Primary infection occurs mainly in infants and young children and then the virus becomes latent in the dorsal root ganglion. It then is periodically reactivated throughout life causing mostly benign conditions.

**Tree numbers:** - B04.280.382.100.750.390

**Synonyms:** - Herpes Simplex Virus 1 - Herpesvirus 1 (alpha), Human - HSV-1 - HHV-1 - Herpes Simplex Virus Type 1 - Human Herpesvirus 1