Comparison of D_N values of <i>S</i>. <i>enterica</i> serovar combinations with similar and dissimilar host specificity^*.

*Student's t-test was performed to calculate the P values. †STM- S. Typhimurium; SEN- S. Enteritidis; STY- S. Typhi; SPA- S. Paratyphi. #Genes that are not differentially evolved failed this test.