1. Abou El- Naga, M.K. 2012. Effect Of Dietary Yeast Supplementation On Broiler Performance. Gypt. Poult. Sci., 32 (1), 95-106.
2. Association of official Analytical Chemists. 19 Official Methods of Analysis, AOAC, Arlington, YA. Ashayerizadeh, A., Dabiri, N., Mirzadeh, K.H., Ghorbani, M.R. 2011. Effect of dietary supplementation of probiotic and prebiotic on growth indices and serum biochemical parameters of broiler chickens. Journal of Cell and Animal Biology, 5(8), 152-156.
3. Bekatorou, A., Psarianos, C., Koutinas, A.A. 200 "Production of Food Grade Yeasts". Food Technology Biotechnology, 44, 407-415. Beutler, E., Duron, O., Kelly, B.M. 1963. Improved method for the determination of blood glutathione. J. Lab. Clin Med., 61, 882-8.
4. Bogwald, J., Gouta, I., Hoffman, J., Larm, 0., Larsson, R., Seljelid, R. 1984. Stimulatory effect of immobilized glycans on macrophages in vitro. Scand. J. Immunol., 20, 355.
5. Cannon, R.K. 1958. Haemoglobin (as Cyanmethemoglobin) in blood. Clin.Chem, 4, 2462