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Related Concept Videos

Mesenchymal Stem Cells01:19

Mesenchymal Stem Cells

Mesenchymal stem cells (MSCs) are adult stem cells that can differentiate into most connective tissue cell types, except for hematopoietic cells, depending upon the source of MSCs. For example, bone-marrow-derived MSCs (BM-MSCs) can differentiate into osteocytes, hepatocytes, and pancreatic and neuronal cells. MSCs can be isolated from various sources such as bone marrow, placenta, adipose tissue, teeth, and Wharton’s jelly, a gelatinous substance in the umbilical cord. The ease of their access...
Stem Cell Therapy for Tissue Regeneration01:21

Stem Cell Therapy for Tissue Regeneration

Stem cell therapy is a method used in regenerative medicine to repair and restore function to damaged tissues and organs. Stem cells have the potential to proliferate and differentiate into various tissue types, making them ideal candidates for tissue regeneration. For example, hematopoietic stem cell transplants are commonly used in blood cancer treatment to replenish damaged bone marrow and restore healthy blood cells.
Types of Stem Cells used in Stem Cell Therapy
The two main cell types that...

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Related Experiment Video

Updated: Jun 10, 2026

Treatment of Osteochondral Defects in the Rabbit's Knee Joint by Implantation of Allogeneic Mesenchymal Stem Cells in Fibrin Clots
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Treatment of Osteochondral Defects in the Rabbit's Knee Joint by Implantation of Allogeneic Mesenchymal Stem Cells in Fibrin Clots

Published on: May 21, 2013

[Mesenchymal stem cells for bone tissue engineering].

R K Schneider1, S Neuss, R Knüchel

  • 1Institut für Pathologie, RWTH Aachen, Pauwelsstr. 30, 52074 Aachen. reschneider@ukaachen.de

Der Pathologe
|August 17, 2010
PubMed
Summary
This summary is machine-generated.

Human mesenchymal stem cells (MSCs) are promising for tissue engineering. Umbilical cord MSCs (UC-MSCs) excelled in matrix production, while bone marrow MSCs (BM-MSCs) showed superior osteogenic gene expression, both contributing to matrix remodeling.

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Published on: December 8, 2016

Area of Science:

  • Biomaterials Science
  • Cell Biology
  • Regenerative Medicine

Background:

  • Human mesenchymal stem cells (MSCs) are crucial for cell replacement strategies in tissue engineering (TE).
  • TE applications necessitate stable stem cell/biomaterial constructs, achieved through cell migration, matrix remodeling, and differentiation.
  • Organotypic culture systems provide a model to study these mechanisms for bone TE.

Purpose of the Study:

  • To investigate the mechanisms of cell migration, matrix remodeling, and differentiation in human mesenchymal stem cells (MSCs) within organotypic culture systems for bone tissue engineering.
  • To compare the osteogenic differentiation potential of human umbilical cord-derived MSCs (UC-MSCs) and human bone marrow-derived MSCs (BM-MSCs).

Main Methods:

  • Human umbilical cord-derived MSCs (UC-MSCs) and bone marrow-derived MSCs (BM-MSCs) were embedded in a collagenous matrix for organotypic culture.
  • Cells were subjected to osteogenic differentiation conditions.
  • Mechanisms including extracellular matrix (ECM) protein expression, gene upregulation, ultrastructural crystal formation, matrix metalloproteinase secretion, cell migration, and matrix contraction were analyzed.

Main Results:

  • UC-MSCs demonstrated superior expression and synthesis of extracellular matrix (ECM) proteins compared to BM-MSCs.
  • BM-MSCs exhibited enhanced osteogenic gene upregulation.
  • Both cell types showed ultrastructural evidence of hydroxyapatite/calcium crystal formation, migrated into the collagenous matrix, and contributed to matrix strengthening and contraction via matrix metalloproteinase secretion.

Conclusions:

  • Mesenchymal stem cells (MSCs) exhibit distinct yet complementary behaviors in osteogenic differentiation and matrix remodeling, highlighting their therapeutic potential.
  • UC-MSCs and BM-MSCs are viable candidates for bone tissue engineering, with specific advantages in matrix synthesis and gene regulation, respectively.
  • The study confirms the capacity of MSCs for ECM synthesis and remodeling, supporting their broad therapeutic application in connective tissue repair.