Figure 6. OmpF (but not OmpC and OmpX) is needed for effective blockage of the flea’s digestive tract.
The figure shows the percentages of fleas that developed proventricular blockage after feeding on blood contaminated with Y. pestis lacking one, two or three of the ompF, ompC and ompX genes. The mean ± SEM values from three independent experiments are shown. *, p<0.05, in a one-way analysis of variance with Dunnett’s correction for multiple comparisons.