Basic Sciencemoderate evidence

Dietary cysteine enhances intestinal stemness via CD8+ T cell-derived IL-22.

Nature·November 1, 2025·PMID 41034585

Why it matters

It identifies a specific amino acid–immune–stem cell axis linking diet to intestinal repair, suggesting nutritional strategies could be explored to support gut healing in conditions involving mucosal injury.

Infographic summary of Dietary cysteine enhances intestinal stemness via CD8+ T cell-derived IL-22.
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