传染病与医学杂志

Enzootic Bovine Leukosis

Abstract

Pandey Garima, Agarwal Seema and Tiwari Aakansha

Enzootic bovine leukosis is a neoplastic disease of dairy cattle and is caused by bovine leukosis virus of Retroviridae family. Disease is characterized by proliferation of immune system cells that is B lymphocytes resulting into the condition of B cell lymphosarcoma. The first case of bovine leukosis was reported in 1871 in Eastern Europe. Enzootic bovine leukosis is more prevalent in the areas of America, Australia, Canada and in some European countries. Anorexia, weakness, weight loss, neurological disorders are some of the clinical signs shown by the infected animal. Sheep is the ideal animal model for the experimental inoculation of BLV. Enzootic bovine leukosisis transmitted by contaminated equipments, biting of insects, milk from infected cow. As such no treatment is available, only symptomatic treatment of infected animal is done.