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Concentrations of Salmonella serovar Enteritidis (SE) in feces that collected under cages of infected hens over different times postchallenge (n = 4 samples/time period). The results represent the log10 Salmonella serovar Enteritidis cells/gram of feces at the sampling times noted for experiment 1 (Expt. 1) and experiment 2 (Expt. 2). ND, not determined.
