Mohammed, R.F. and Mustafa, H.A. 2026. Oral administration of Bacillus acidophilus lactic acid bacteria and copper oxide nanoparticles to mice with induced diarrhea- causing serotype of E.coli in Samarra-Saladin -Iraq. International Journal of Nutrology. 19, 2 (Mar. 2026). DOI:https://doi.org/10.54448/ijn26201.