Fig. 6

Protein-based ELISA. Strep-rHP-His was coated and probed with sera from mice experimentally infected with R. pneumotropicus (R. pneu.), R. heylii, M. pulmonis (M. pul.), and S. moniliformis (S. mon.), sera of uninfected mice (Control), and with field sera. The dashed line indicates the LOD (0.47)