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Figure 2 | BMC Microbiology

Figure 2

From: Characterization of the expression of Salmonella Type III secretion system factor PrgI, SipA, SipB, SopE2, SpaO, and SptP in cultures and in mice

Figure 2

Western analyses of the synthesis (B) and secretion (A) of the tagged proteins from bacterial strains T-prgI (13 KD)(lane 1), T-spoE2 (29 KD) (lane 2), T-spaO (36 KD) (lane 3), T-sptP (62 KD) (lane 4), T-sipB (65 KD) (lane 5), and T-sipA (76 KD) (lane 6). The expression of bacterial DnaK was used as the internal control (C). Protein samples were separated in SDS-polyacrylamide gels and reacted with antibodies against the FLAG sequence (A-B) and DnaK (C). Each lane was loaded with material from 5 × 107 CFU bacteria. The molecular masses of some of the proteins in the PageRuler protein size markers (Fermentas) are shown and given in kiloDaltons (KD).

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