Complex sentence: Herpes B Virus ("Cercopithecine herpesvirus 1 ","herpesvirus simiae," B virus) is the endemic simplex virus of macaques, in which the virus exhibits pathogenesis similar to that of herpes simplex virus (HSV) in humans.
Split into simpler sentences: Herpes B virus (Cercopithecine herpesvirus 1, "herpesvirus simiae", B virus) is the endemic simplexvirus of macaque monkeys. In the natural host, the virus exhibits pathogenesis similar to that of herpes simplex virus (HSV) in humans.