Koi Herpes Virus: A Recent Hazardous Pathogen in [Carp Farming] Aqua Industry

By : Madhusudhana Rao B , Sudhan C , Ranjithkumar K , Raghu Ramudu K

Page No: 55-65

Abstract
Cyprinidherpesvirus-3 / Koi herpes virus (KHV) is an acute and systemic viral infection of Koi herpes virus disease. The virus is a representative family Alloherpesviridae infecting carps, having lot of specificity over common carp and few of their relatives. KHV is one of threatening viral disease of fishes, emerging as a obstacle for several countries food producing industries; thereby creating massive nuisance to European and Asian countries striking economical loss due to mass mortality and listed by OIE in 2007. Temperature is considered to be the decisive environmental factors govern the outbreak of this disease. The elementary effect is to be noticed on respiratory filaments, leads to the production of high mucous. Latency & subclinical signs (intolerable conditions) is a characteristic element that could be encountered by RT– PCR. Immense work is needed in this field pertaining to vaccine development, modification and improvement; adoption of biosecurity measures, and complete quarantine provisions. This paper would supplement and significantly contributes to give brief review over Koi herpes virus disease and research studies carried out over it.

Authors :
Madhusudhana Rao and B Ranjithkumar K
PG Research Scholar, ICAR-Central Institute of Fisheries Education, Mumbai, Maharashtra, India

Sudhan C.
PG Research Scholar, Fisheries College and Research Institute, Tamil Nadu Fisheries University, Thoothukudi, Tamil Nadu, India

Raghu Ramudu K
Scientist, Central Marine Fisheries Research Institute, Kochi, Kerala, India.