Cure8 research brief
The study maps layer-specific gene programs in fibrostenotic Crohn's disease and pinpoints the submucosa as a hotspot for fibromuscular remodeling that underlies strictures and bowel obstruction risk.
Researchers studying IBD pathogenesis, clinicians interested in mechanisms of Crohn's strictures, and translational teams developing biomarkers or anti-fibrotic therapies.
The authors profiled mucosa, muscularis mucosae, submucosa, and muscularis propria from stenotic, non-stenotic inflamed, and non-inflamed ileum. The strongest differences distinguishing stenotic from non-stenotic tissue localized to the submucosa, with coordinated extracellular-matrix, contractile and cell‑matrix adhesion programs in stenotic areas.
Within stenotic submucosa they report molecularly distinct "fibrotic" and "muscularized" niches. The work is based on spatial transcriptomics (NanoString GeoMx) from a small sample set (4 patients) and is presented as a preprint; findings are exploratory and need replication and peer review.
This appears to be an abstract-level/full-text preprint rather than a completed peer-reviewed paper.
This is a medRxiv preprint (small sample size, n=4 patients) and has not completed peer review; results are exploratory and need replication before clinical translation.
Review the original publication for the complete reporting, methods, and context.
This Cure8 brief is based on source text from the linked article. Cure8 is informational only and is not a substitute for professional medical advice, diagnosis, or treatment.
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