The major histocompatibility complex (MHC) plays a central role in the control of disease resistance and immune response. Extensive genetic diversity in MHC genes provides a valuable source for genetic improvement, via selection, in many domestic animals. Exon 2 of the class II MHC, termed Ovar-DRB1 in domestic sheep (Ovis aries), has been suggested as important disease resistance and immune re...

Introduced infectious diseases pose a significant threat to wildlife populations and are exceptional conservation challenges, in part because they can precipitate much more rapid and devastating population declines than habitat encroachment. Pneumonia epizootics have played a major role in the dynamics and conservation challenges of bighorn sheep (Ovis canadensis) populations. A large proportio...

Despite raising animals mostly as scavengers in the guinea savannah zone of Ghana, there is still scanty scientific information on effects this system health these animals. A study was conducted to document factors influencing prevalence rate gastrointestinal (GIT) parasites and their loads 500 small ruminants (250 each sheep goats). Prevalence about 86% recorded ruminants. Sheep, however, had ...

Lipska sheep is an autochthonous Serbian population from the group of Pramenka (Zapfel) sheep, bred in area around Smederevo, Pozarevac and Mladenovac. The average weight male animals (BW) 95 kg 62 female animals. Other measurements are: wither height (WH) 74 cm, body length (BL) 78 chest width (CW) 23 depth (CD) 40 cm hearth girth (HG) 91 cm. In last sixty years, adult gained ten kilograms wei...