Fig. 2

Changes in the gut microbiota composition following AI-2 combined with LGG treatment. The differences at the a–c phylum level, d–f family level, and g–i genus level based on Kruskal-Wallis H test. n = 8 per group. Values are presented as the mean ± SEM. Significance was tested using Kruskal-Wallis H test. *P < 0.05, **P < 0.01, ***P < 0.001