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Higher levels of matrix metalloproteinase-3 in patients with RA reflect disease activity and structural damage

Martina Skacelova1, Zuzana Hermanova2, Pavel Horak1

  • 1Department of Internal Medicine III - Nephrology, Rheumatology and Endocrinology, Faculty of Medicine and Dentistry, Palacky University Olomouc, Czech Republic.

Biomedical Papers of the Medical Faculty of the University Palacky, Olomouc, Czechoslovakia
|May 3, 2017
PubMed
Abstract

Insights

Matrix metalloproteinase-3 (MMP-3) serum levels are significantly elevated in rheumatoid arthritis (RA) patients, indicating its potential as a marker for disease activity and joint damage.

Area of Science:

  • Rheumatology
  • Biochemistry
  • Immunology

Background:

  • Rheumatoid arthritis (RA) is a chronic autoimmune disease characterized by joint inflammation and damage.
  • Identifying reliable biomarkers for disease activity and progression is crucial for effective RA management.
  • Matrix metalloproteinase-3 (MMP-3) is an enzyme involved in extracellular matrix degradation, implicated in joint pathology.

Purpose of the Study:

  • To investigate serum MMP-3 levels as a potential biomarker for disease activity and joint damage in RA.
  • To compare MMP-3 concentrations in RA patients with those in osteoarthritis (OA) patients and healthy controls.
  • To correlate MMP-3 levels with established clinical and laboratory markers of RA disease status.

Main Methods:

  • Serum samples were collected from 92 RA patients, 24 OA patients, and 26 healthy controls.
  • MMP-3 concentrations were quantified using ELISA (AESKU.Diagnostics).
  • MMP-3 levels were compared with clinical scores (DAS28), radiographic staging, C-reactive protein (CRP), erythrocyte sedimentation rate (ESR), and anti-cyclic citrullinated peptide (anti-CCP) antibodies.

Main Results:

  • Mean serum MMP-3 levels were significantly higher in RA patients (199.1 ng/mL) compared to OA patients (113.9 ng/mL) and healthy controls (48.3 ng/mL) (P<0.0001).
  • Significant correlations were observed between MMP-3 levels and CRP (r=0.304), DAS28 (r=0.301), anti-CCP antibodies (r=0.241), ESR (r=0.200), and radiographic disease stage (r=0.197).
  • These findings highlight MMP-3's association with various indicators of RA disease activity and structural damage.

Conclusions:

  • Serum MMP-3 measurement shows promise as a valuable biomarker for assessing disease activity in rheumatoid arthritis.
  • Elevated MMP-3 levels reflect active joint inflammation and potential for joint damage in RA patients.
  • MMP-3 could serve as an adjunct marker to complement existing methods for RA monitoring.
Keywords:
disease activitymatrix metalloproteinase-3rheumatoid arthritis

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