Alanylglutamine Relieved Asthma Symptoms by Regulating Gut Microbiota and the Derived Metabolites in Mice

Figure 7

Effects of butyric acid on OVA-induced allergic asthma through cytokine productions in BALF and inflammatory infiltration in the lung tissue. The expression of inflammatory cytokines by ELISA in the groups of OVA, OVA+NaB, OVA+antibiotic, and OVA+antibiotic+NaB mice: (a) BALF leukocyte count; (b) IL-1β; (c) IL-6; (d) TNF-α; (e) TGF-β; (f) IFN-γ level from BALF; (g) lung tissue morphology study measured by H&E staining. . ; ; ns: not significant.

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