J Korean Orthop Res Soc.  2015 Dec;18(2):43-50. 10.0000/jkors.2015.18.2.43.

In Vivo Cartilage Formation Using Human Bone Marrow-Derived Mesenchymal Stem Cells Mixed with Fibrin Glue

Affiliations
  • 1Brain Korea 21 Project Plus for Medical Science, Yonsei University College of Medicine, Seoul, Korea.
  • 2Department of Orthopedic Surgery, Yonsei University College of Medicine, Seoul, Korea. orthohwan@gmail.com

Abstract

PURPOSE
To investigate the feasibility of in vivo cartilage formation by direct injection the chondrogenic undifferentiated human bone marrow-derived mesenchymal stem cells (hBMSCs) mixed with fibrin glue including TGF-beta3.
MATERIALS AND METHODS
Chondrogenic differentiation induced hBMSCs for 14 days (control group-2) and undifferentiated hBMSCs combined with TGF-beta3 mixed (experimental group-3) with fibrin glue and fibrin glue only (control group-1) were injected subcutanteously into the back of nude mouse. For evaluation of the cartilage-like tissue formed after 8 weeks after injection, real time PCR, histological analysis and immunohistochemical analysis were used.
RESULTS
Control group-1 did not form any visible mass. Control group-2 as well as experimental group-3 could form new cartilage-like tissue which were demonstrated expression of type II collagen by real-time PCR, histology analysis such as H&E staining, MT staining and type II collagen specific immunohistologic analysis. As results, expression of type II collagen was shown in the both groups.
CONCLUSION
Our study confirmed that cartilage-like tissues could be formed in subcutaneous layer of nude mouse by direct injection mixed with fibrin glue including TGF-beta3 without chondrogenic-induction of hBMSCs, suggesting that these model could be suitable for preliminary studies or optimizing experiments to evaluate reconstruction of cartilage.

Keyword

Human bone marrow-derived Mesenchymal stem cells; Cartilage; Chondrogenesis; TGF-beta3; Fibrin glue

MeSH Terms

Animals
Cartilage*
Chondrogenesis
Collagen Type II
Fibrin Tissue Adhesive*
Fibrin*
Humans*
Mesenchymal Stromal Cells*
Mice
Mice, Nude
Real-Time Polymerase Chain Reaction
Transforming Growth Factor beta3
Collagen Type II
Fibrin
Fibrin Tissue Adhesive
Transforming Growth Factor beta3
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