“…Detailed reviews about the disease in animal populations had been published by several researchers emphasizing etiology, epidemiology, pathogenesis, immune response, diagnosis, vaccination and its control (Smits and Kadri, 2005;Gul and Khan, 2007;Boral et al, 2009;Manish et al, 2013;Shoukat et al, 2017;Khurana et al, 2021). Several researchers have reported the presence of Brucella species infection (Kataria and Verma, 1969;Isloor et al, 1998;Mehra et al, 2000;Gogoi et al, 2017;Gupta et al, 2017;Verma et al, 2019;Islam et al, 2021) and IBR infection (Nandi et al, 2004, Nandi et al, 2007Audarya et al, 2017;Patel et al, 2018) in the livestock population. Some of the researchers have also used molecular methods for the identification and characterization of the organisms (Ghodasara et al, 2010;Pandey et al, 2014a).…”