Demonstrating a link between diet, gut microbiota and brain: <sup>14</sup>C radioactivity identified in the brain following gut microbial fermentation of <sup>14</sup>C-radiolabeled tyrosine in a pig model.

Front Nutr · 2023 · PMC10033698 · PMID 36969812

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failed to reach statistical significanceno p-value reported

Conversely, the average fecal concentration of kynurenine and tryptamine was lower on the standard diet although this failed to reach statistical significance.

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