NewslettersImmune Regulation News The Regulatory Mechanisms of Indole-3-Carboxaldehyde in Immune Cells and Its Role in Autoimmune Diseases By Emily Salmini - June 19, 2026 0 1 Scientists summarize the mechanisms by which indole-3-carboxaldehyde, a key gut microbial metabolite, acts on immune cells and discuss its implications for autoimmune disease pathogenesis. [Pharmacological Research] Full ArticleGraphical Abstract