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Fig. 3 | BMC Microbiology

Fig. 3

From: In vivo bioluminescence imaging of the spatial and temporal colonization of lactobacillus plantarum 423 and enterococcus mundtii ST4SA in the intestinal tract of mice

Fig. 3

Transit of L. plantarum 423 and E. mundtii ST4SA through the digestive tract of mice after one oral administration. Groups of mice were gavaged once with 4 × 109 CFU of L. plantarum 423 Fluc or E. mundtii ST4SA Fluc and the intestines resected at 15, 45, 90, 180, 240 min and 24 h. At each time point two mice (n = 12, per strain) were sacrificed, and (a) one representative image of one mouse and its GIT are shown. Persistence of viable L. plantarum 423 Fluc or E. mundtii ST4SA Fluc cells in (b) the small and (c) large intestinal tract of mice sacrificed at time points indicated in A. The limit of detection was approximately 4 × 104 p/s. Significant differences between the two groups were assessed using the Mann-Whitney nonparametric test are indicated with asterisks (P < 0.001)

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