TY - BOOK AU - Hidi Garas Tawadros Elmairy AU - Khaled Farouk Elamry , AU - Mahmoud Essam Hatem , AU - Mamdouh Abdelghani Abdelaziz , TI - Studies on factors affecting the immunogenic properties of brucella vaccines of bovine in Egypt / PY - 2011/// CY - Cairo : PB - Hidi Garas Tawadros Elmairy , KW - Bovine in Egypt KW - Brucella vaccines KW - Immunogenic properties N1 - Thesis (Ph.D.) - Cairo University - Faculty of Veterinary Medicine - Department of Microbiology; Issued also as CD N2 - Brucellosis is a major zoonotic disease widely distributed in domestic and wild animals as well as human . In Egypt the most commonly used vaccines are Brucella abortus strain 19 . Recently , Brucella abortus RB51 vaccine strain was used . In the present study, the immunogenic efficacy of Brucella vaccines used in Egypt was investigated ER -