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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
1996-2-21
pubmed:abstractText
In previous histochemical studies the distribution of the two Ca(2+)-binding proteins MRP8 and MRP14 as well as their heterocomplex MRP8/14 has been demonstrated in different inflammatory diseases. Monoclonal antibodies against MRP8 and MRP14 and their heterodimer MRP8/14 (27E10 epitope) were used to investigate immunohistochemically the distribution of these proteins in routinely processed small and large bowel tissues from patients with Crohn's disease (CD). Furthermore, we used a sandwich immunoassay to measure serum concentrations of MRPs in 62 patients were simultaneously assessed by the Crohn's disease activity index (CDAI) and the severity activity index of Goebell (SAI). In our immunohistochemical study, MRP8, MRP14 and heterocomplex MRP8/14 were demonstrated in the majority of granulocytes and macrophages in active CD. Additionally, a strong complex MRP8/14 immunoreactivity was present in epithelial cells adjacent to ulcerative and fissuring lesions in the bowel. Serum MRP8/14 concentrations were significantly (p < 0.0001) increased in patients with active CD (CDAI > 150, SAI > 120). No correlations were found for level of MRP14 and MRP8 alone, respectively. The follow-up of individual patients with initially active CD showed a further increase in MRP8/14 levels during acute attacks of the inflammatory process. We suggest that our assay for MRP8/14 discriminates well between active and inactive CD and may have considerable potential in the analysis of clinical disease activity in CD patients. Our morphological results confirm the finding of increased MRP8/14 serum levels in patients with active CD.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:issn
0012-2823
pubmed:author
pubmed:issnType
Print
pubmed:volume
56
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
406-14
pubmed:dateRevised
2004-11-17
pubmed:meshHeading
pubmed:year
1995
pubmed:articleTitle
Immunohistochemical distribution and serum levels of the Ca(2+)-binding proteins MRP8, MRP14 and their heterodimeric form MRP8/14 in Crohn's disease.
pubmed:affiliation
Department of Medicine B, University of Münster, Germany.
pubmed:publicationType
Journal Article