Related Experiment Video
Updated: May 3, 2026
09:30
Detection of Functional Matrix Metalloproteinases by Zymography
Published on: November 8, 2010
85.6K
Molecular Wound Assessments: Matrix Metalloproteinases
Daniel J Gibson1, Gregory S Schultz1
1Department of Obstetrics and Gynecology, Institute for Wound Research, University of Florida , Gainesville, Florida.
Advances in Wound Care
|February 15, 2014
Summary
Elevated matrix metalloproteinases (MMPs) can stall wound healing. New point-of-care tests for MMPs are becoming available, enabling better clinical management of acute and chronic wounds.
Area of Science:
- Biochemistry
- Wound Healing
- Enzymology
Background:
- Matrix metalloproteinases (MMPs) are key proteinases involved in wound healing.
- Elevated MMPs are linked to impaired healing in chronic wounds.
- Recent findings show elevated MMPs predict poor healing and dehiscence in acute traumatic wounds.
Approach:
- Development of point-of-care diagnostic tools for MMPs.
- Clinical validation of MMP measurement in wound fluids and serum.
- Translating molecular knowledge of MMPs into therapeutic strategies.
Key Points:
- Excessive proteinase activity, particularly from MMPs, disrupts wound healing.
- Objective methods for measuring proteinase levels in wounds are currently lacking.
- Elevated MMPs are now recognized as predictors of surgical wound dehiscence.
Conclusions:
- The clinical utility of MMP measurement is expanding with ongoing research.
- Advanced technologies for MMP detection are nearing clinical integration.
- Improved therapeutic interventions for wound healing are anticipated.
Related Concept Videos
01:23Role of Matrix Metalloproteases in Degradation of ECM
2.9K
Matrix metalloproteases (MMPs) are enzymes involved in the hydrolysis of proteins and glycoproteins of the extracellular matrix. MMPs are essential for the migration and proliferation of cells through the dense matrix network, throughout embryonic development, and throughout morphogenesis. The first MMP activity discovered was a collagenase in a tadpole's tail undergoing metamorphosis. The active collagen deposition and modifications lead to the morphogenesis of tadpoles into the adult...
2.9K
01:26Extracellular Matrix
5.9K
Unlike epithelial tissue, which is composed of cells closely packed with little or no extracellular space in between, connective tissue cells are dispersed in a matrix. This extracellular matrix (ECM) is composed of fibrous proteins like collagen, elastin, and fibronectin in a ground substance consisting of interstitial fluid, cell adhesion proteins, and proteoglycans. The proteoglycans form a gel-like material in the spaces between cells and provide hydration, buffering, binding, and force...
5.9K
01:28Phases of Wound Repair
8.0K
Following injury, the integrity of the injured tissues must be reestablished. For example, in skin tissue, wound repair involves coordination among resident skin cells, blood mononuclear cells, extracellular matrix, growth factors, and cytokines to complete the healing cascade.
Formation of Blood Clot
In case of deep injuries, trauma to blood vessels results in blood loss. In the meantime, phospholipids released from the ruptured endothelial cellular membrane are converted into arachidonic...
Formation of Blood Clot
In case of deep injuries, trauma to blood vessels results in blood loss. In the meantime, phospholipids released from the ruptured endothelial cellular membrane are converted into arachidonic...
8.0K
01:29The Extracellular Matrix
10.7K
Overview
In order to maintain tissue organization, many animal cells are surrounded by structural molecules that make up the extracellular matrix (ECM). Together, the molecules in the ECM maintain the structural integrity of tissue as well as the remarkable specific properties of certain tissues.
Composition of the Extracellular Matrix
The extracellular matrix (ECM) is commonly composed of ground substance, a gel-like fluid, fibrous components, and many structurally and functionally diverse...
In order to maintain tissue organization, many animal cells are surrounded by structural molecules that make up the extracellular matrix (ECM). Together, the molecules in the ECM maintain the structural integrity of tissue as well as the remarkable specific properties of certain tissues.
Composition of the Extracellular Matrix
The extracellular matrix (ECM) is commonly composed of ground substance, a gel-like fluid, fibrous components, and many structurally and functionally diverse...
10.7K
01:42The Extracellular Matrix
65.0K
Overview
65.0K
01:21Matrix Proteoglycans and Glycoproteins
4.3K
Proteoglycans are extensively glycosylated proteins, commonly found in the extracellular matrix, interwoven with collagen fibers. Hyaline cartilage, the most common type of cartilage in the body, consists of short and dispersed collagen fibers associated with large amounts of proteoglycans. These proteoglycans have long negative charges that attract cations, which in turn attract water molecules. This influx of ions and water molecules swells up the proteoglycan like a water-soaked gel that can...
4.3K