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Metalloendopeptidase ADAM-like Decysin 1 (ADAMDEC1) in Colonic Subepithelial PDGFRα + Cells Is a New Marker for Inflammatory Bowel Disease
Journal article   Open access   Peer reviewed

Metalloendopeptidase ADAM-like Decysin 1 (ADAMDEC1) in Colonic Subepithelial PDGFRα + Cells Is a New Marker for Inflammatory Bowel Disease

Se Eun Ha, Brian G Jorgensen, Lai Wei, Byungchang Jin, Min-Seob Kim, Sandra M Poudrier, Rajan Singh, Allison Bartlett, Hannah Zogg, Sei Kim, …
International journal of molecular sciences, Vol.23(9), p.5007
04/30/2022
DOI: 10.3390/ijms23095007
PMCID: PMC9103908
PMID: 35563399
url
https://doi.org/10.3390/ijms23095007View
Published (Version of record) Open Access

Abstract

Metalloendopeptidase ADAM-Like Decysin 1 (ADAMDEC1) is an anti-inflammatory peptidase that is almost exclusively expressed in the gastrointestinal (GI) tract. We have recently found abundant and selective expression of Adamdec1 in colonic mucosal PDGFRα cells. However, the cellular origin for this gene expression is controversial as it is also known to be expressed in intestinal macrophages. We found that Adamdec1 mRNAs were selectively expressed in colonic mucosal subepithelial PDGFRα cells. ADAMDEC1 protein was mainly released from PDGFRα cells and accumulated in the mucosal layer lamina propria space near the epithelial basement membrane. PDGFRα cells significantly overexpressed Adamdec1 mRNAs and protein in DSS-induced colitis mice. Adamdec1 was predominantly expressed in CD45 PDGFRα cells in DSS-induced colitis mice, with only minimal expression in CD45 CD64 macrophages. Additionally, overexpression of both ADAMDEC1 mRNA and protein was consistently observed in PDGFRα cells, but not in CD64 macrophages found in human colonic mucosal tissue affected by Crohn's disease. In summary, PDGFRα cells selectively express ADAMDEC1, which is localized to the colon mucosa layer. ADAMDEC1 expression significantly increases in DSS-induced colitis affected mice and Crohn's disease affected human tissue, suggesting that this gene can serve as a diagnostic and/or therapeutic target for intestinal inflammation and Crohn's disease.
ADAM Proteins - genetics ADAM Proteins - metabolism Animals Biomarkers Colitis - chemically induced Colitis - genetics Colitis - metabolism Colon - cytology Colon - metabolism Crohn Disease - metabolism Inflammatory Bowel Diseases - diagnosis Inflammatory Bowel Diseases - genetics Inflammatory Bowel Diseases - metabolism Intestinal Mucosa - metabolism Mice Receptor, Platelet-Derived Growth Factor alpha - metabolism RNA, Messenger - genetics RNA, Messenger - metabolism

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