A brief history if white spot syndrome virus and its epidemiology in Brazil
Santos, Raíssa; Varela, Ana Paula; Cibulski, Samuel Paulo; Lima, Francisco Esmaile Soares; Spilki, Fernando Rosado; Heinzelmann, Larissa Schemes; Luz, Roger Bordin da; Abreu, Paulo Cesar Oliveira Vergne de; Roehe, Paulo Michel; Cavalli, Lissandra Souto
Abstract:
White spot syndrome virus (WSSV) is considered the most threatening infectious agent in shrimp aquaculture. Since its fi rst occurrence in 1992, this pathogen has caused economic losses approach one billion US dollars per year. WSSV is a tailed, rod-shaped nucleocapsid, double stranded DNA virus, which belongs to Nimaviridae family. In this report, it is presented a concise overview on WSSV fi rst occurrence and the diff erent features of the virus. Besides, it is reported an update on epidemiology with special attention to its occurrence in Brazil.