We investigated the prevalence of Brucellosis in sheep in Ludhiana district of Punjab state of India. Serum samples of sheep (n=171) from slaughter houses and an organized farm were analyzed with common sero diagnostic tests RBPT, STAT, MAT and ELISA. Out of 171 sera, 31 were positive by one or more of the four tests; 12 were positive and 140 were negative by all the four tests. The prevalence was by RBPT and ELISA. |