TY - BOOK AU - Shehab Ahmed Mohamed Aly AU - Abdelmeguid Wahba Kheir Eldin , AU - Gomaa Abdelrahim Abdelalim , TI - Studies on efficacy and safety of inactivated influenza virus vaccines in broilers / PY - 2013/// CY - Cairo : PB - Shehab Ahmed Mohamed Aly , KW - AIV KW - H5NI KW - Highly pathogenic avian influenza (HPAL) N1 - Thesis (M.Sc.) - Cairo University - Faculty of Veterinary Medicine - Department of Animal Diseases; Issued also as CD N2 - In the present study the efficacy and safety of three inactivated Avian Influenza (AI) vaccines; monovalent heterologous AI vaccine (H5N2) , monovalent homologous AI vaccine (H5NI) and combined AI (H5N2) and Newcastle Disease vaccine (ND) were tested for sterility, infectivity immunogenicity and according to the office des epizootic international OLE-Manual, (2004). Immunogenicity and duration of immunity in commercial broilers were tested and compared with SPF chicks by vaccination of chicks at 7 day of age for evaluation of the onset ER -