Fig. 2

Salmonella Enteritidis abundance in caecal contents at 12 days post infection. Salmonella Enteritidis abundance at 12 days post infection in caecal contents of chickens from lines N and 61 infected with S. Enteritidis (log 10/g of caecal contents) by experiment and isolator. Salmonella carriage is significantly different between lines and between experiments. In line 61, the carriage is more variable between chickens, in particular for Experiment 1