In Vitro Gastrointestinal Digestion of Polyonatum cyrtonema Polysaccharides and Impact on Intestinal Flora

Figure 4

Analyses of the differences in each group’s total bacterial composition. (a–d): Alpha diversity indexes for fermentation microbiota. Sobs index (a), Chao index (b), Shannon index (c), and Simpson index (d). Statistical significance within each treatment group was analyzed using the Kruskal–Wallis test and denoted as significant with two asterisks () or two asterisks (). (e) Sample level clustering tree based on Bray–Curtis; (f) PCoA based on Bray–Curtis.

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