Decreased Gut Microbiome Tryptophan Metabolism and Serotonergic Signaling in Patients With Persistent Mental Health and Gastrointestinal Symptoms After COVID-19.

Clin Transl Gastroenterol · 2022 · PMC9624499 · PMID 36049050

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may be significantno p-value reported

5-HT concentrations were measured at the time of COVID-19 diagnosis and were not obtained postprandially (which is when differences between IBS phenotypes and controls are most apparent), and there may be significant differences in serotonin signaling that become apparent in the months after COVID-19.

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