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The inhibitory effects of Fe3O4-NPs on Salmonella enteritidis in chickens. Chickens were treated with control (C), Fe3O4-NPs alone (N), or infected with S. Enteritidis in the absence (S) or presence (SN) of Fe3O4-NPs. (A) Schematic illustration of the animal experiment. (B) Bacterial inhibition rates of Fe3O4-NPs at different times in livers of S. Enteritidis infected chickens. Values represent the mean ±SEM. Different letters indicate statistically significant differences.
