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Updated: Apr 23, 2026

Scanning Electron Microscopy of Macerated Tissue to Visualize the Extracellular Matrix
Published on: June 14, 2016
Markers of fibrosis, inflammation, and remodeling pathways in heart failure
Claudio Passino1, Andrea Barison2, Giuseppe Vergaro2
1Division of Cardiology and Cardiovascular Medicine, Fondazione G. Monasterio CNR-Regione Toscana, Italy; Scuola Superiore Sant'Anna, Pisa, Italy.
Insights
Ventricular remodeling, a process involving heart muscle changes after infarction or heart failure, can be monitored using biomarkers. Detecting these markers may help guide treatment strategies for better patient outcomes.
Area of Science:
- Cardiology
- Biomarker Research
- Pathophysiology
Background:
- Ventricular remodeling is a progressive pathological process following myocardial infarction or in cardiomyopathy.
- It involves changes in left ventricular (LV) volume, geometry, myocytes, non-myocyte cells, and extracellular matrix.
Purpose of the Study:
- To explore the role of biomarkers in detecting ongoing ventricular remodeling.
- To assess the potential clinical value of biomarkers in guiding therapeutic strategies for patients with myocardial infarction or heart failure.
Main Methods:
- Review of mechanisms underlying ventricular remodeling, including inflammation, fibrosis, neuro-hormonal activation, and myocardial damage.
- Identification and discussion of various biomarkers (cytokines, troponins, neurohormones, metalloproteinases, galectin-3, ST-2) used for detecting remodeling.
Main Results:
- Biomarkers such as cytokines, troponins, and others can indicate an ongoing remodeling process.
- The detection of these biomarkers may offer clinical value in managing patients post-myocardial infarction or with heart failure.
Conclusions:
- Biomarkers show promise for detecting and potentially guiding treatment for ventricular remodeling.
- Further research is needed to establish the clinical utility of newly proposed laboratory tests for these conditions.
Abstract:
Ventricular remodeling occurs progressively in untreated patients after large myocardial infarction and in those with cardiomyopathy. The pathologic changes of increased left ventricular (LV) volume and perturbation in the LV chamber geometry involve not only the myocytes, but also the non-myocyte cells and the extracellular matrix. Inflammation, fibrosis, neuro-hormonal activation, and ongoing myocardial damage are the mechanisms underlying remodeling. The detection of an ongoing remodeling process by means of biomarkers such as cytokines, troponins, neurohormones, metalloproteinases, galectin-3, ST-2 and others, may hold a clinical value and could, to some extent, drive the therapeutical strategy in patients after a myocardial infarction or with heart failure. For this reason, there is an increasing interest in the development of new biomarkers and a great number of laboratory tests have been recently proposed, whose clinical usefulness, however, is not fully established yet.
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