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Bacterial count at various time points after the addition of live E. coli to a concentration of 1×105 CFU×mL−1 to blood obtained from animals treated with cefuroxime alone or the combination of cefuroxime and tobramycin and from control animals at 3∶20 h, i.e. 1 h after completion of the administration of treatment. Values are mean±SE (n = 9 in each group).
