Yehia H, M., Abulmagd, D.M. , Atwa , M.H., Ezz El-Deen, N. and Abd El-Fattah, T. 2023. Nanoparticles as Immune Modulatory Reagents for Production of Rift Valley Fever Hyperimmune Serum in Sheep. Journal of Advanced Veterinary Research. 13, 3 (Jun. 2023), 421-424.