Enzymatic Assay of Immobilized β-D-Galactosidase Enzyme on Magnetite Nanoparticle. Iraqi Journal of Science [Internet]. 2023 Dec. 30 [cited 2024 Nov. 24];64(12):6093-10. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/8001