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. 2023 May 24;15(11):2898. doi: 10.3390/cancers15112898

Figure 4.

Figure 4

Graphical abstract. Oral microbiota-related SCFAs induce cancer and immune responses. Alcohol consumption and smoking modified the oral microbiota and short-chain fatty acids (SCFAs), free fatty acid receptor 2 (FFAR2), and relevant cytokine concentrations, which contributed to cancer initiation and systemic immune responses. : increased, : decreased.