TY - SER AU - El-Full,Ensaf A. AU - Mahmoud,Bothaina V.F. AU - Osman,A.M.R. AU - Omar,E.M. TI - Genetic evaluation for glutathione peroxidase and productive performance traits of chickens KW - Chickens KW - Genetics KW - Peroxides KW - Physiological effect KW - Growth KW - Evolutionary genetics KW - Peroxidase KW - Glutathione KW - Performance N1 - Includes references N2 - Prior to study, J7 breeds or strains were screened according to their performance, then ten genotypes of them were chosen to meet all levels ofproduction based on their glutathione peroxidase (GSH-Px) at 56 days of age and two genotypes were chosen showing the highest Rhode Island Redm (R1R) and the lowest enzyme activities (Gimmizah).A crossbreeding experiment was carried out between two genotypes of chickens namely R1R as standard foreign breed, and Gimmizah as developed strains UR - http://nile.enal.sci.eg/EALE/2010/EPSJ/3010/II/483.pdf ER -