Researchers have mapped the precise locations and interactions of immune cells within gut-associated lymphoid tissue (GALT), demonstrating how cellular architecture shifts from preventing inflammation in healthy tissue to driving dysregulation in severe ulcerative colitis.
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https://www.sflorg.com/2026/06/imgy06162601.html
GALT Immune Cell Mapping & Ulcerative Colitis

Mapping immune cell interactions in gut-associated lymphoid tissue reveals cellular disruptions that drive ulcerative colitis and direct new therapies