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. 2012 Mar 30;7(3):e34039. doi: 10.1371/journal.pone.0034039

Figure 9. In vivo attenuation of CHI strains.

Figure 9

BALB/c mice were infected intravenously with serial dilutions Y. pestis KIM5 or transposon mutants. Moribund mice were euthanized and time to death was recorded. Survival curves are shown for KIM5 (WT) and two mutants (ctgA and rfaL ).