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. 2021 Sep 23;11:729346. doi: 10.3389/fcimb.2021.729346

Figure 2.

Figure 2

Purine starvation in colonic epithelium as a potential novel mechanism underlying IBS due to depletion hypoxanthine pool. Hypoxanthine might cause irritable bowel syndrome (IBS) symptoms via colonic epithelial energy, the capacity for mucosal repair or dysbiosis. Decreased fecal hypoxanthine abundance were most strongly associated with Lachnospiraceae strains.