scholarly journals Functional tissue engineering for tendon repair: A multidisciplinary strategy using mesenchymal stem cells, bioscaffolds, and mechanical stimulation

2008 ◽  
Vol 26 (1) ◽  
pp. 1-9 ◽  
Author(s):  
David L. Butler ◽  
Natalia Juncosa-Melvin ◽  
Gregory P. Boivin ◽  
Marc T. Galloway ◽  
Jason T. Shearn ◽  
...  
2000 ◽  
Author(s):  
David L. Butler

Abstract Clinicians, biologists, and engineers face difficult challenges in engineering effective, cell-based composites for repair of orthopaedic and cardiovascular tissues. Whether repairing articular cartilage, bone, or blood vessel, the demands placed on the surgical implants can threaten the long-term success of the procedure. In 1998, the US National Committee on Biomechanics addressed this problem by suggesting a new paradigm for tissue engineering called “functional tissue engineering” or FTE. FTE seeks to address several important questions. What are the biomechanical demands placed upon the normal tissue and hence the tissue engineered implant after surgery? What parameters should a tissue engineer design into the implant before surgery? And what biomechanical parameters should the tissue engineer track to determine if the resulting repair is successful? To illustrate the principles, this presentation will discuss tendon repair as a model system for functional tissue engineering.


2019 ◽  
Vol 7 (16) ◽  
pp. 2703-2713 ◽  
Author(s):  
Na Li ◽  
Alex P. Rickel ◽  
Hanna J. Sanyour ◽  
Zhongkui Hong

Stem cell differentiation on a decellularized native blood vessel scaffold under mechanical stimulation for vascular tissue engineering.


Author(s):  
Natalia Juncosa-Melvin ◽  
Jason T. Shearn ◽  
Marc T. Galloway ◽  
Gregory P. Boivin ◽  
Cynthia Gooch ◽  
...  

Tendons (rotator cuff, Achilles and patellar tendons) are among the most commonly injured soft tissues [1]. Many techniques for repair/reconstruction have been attempted (e.g. sutures, resorbable biomaterials, autografts, and allografts) with varying success. A tissue engineered repair using mesenchymal stem cells (MSCs) is and attractive option [2–4] but the stiffness and strength of currently available constructs are insufficient for clinical use [6].


2014 ◽  
Vol 47 (9) ◽  
pp. 1941-1948 ◽  
Author(s):  
Andrew P. Breidenbach ◽  
Steven D. Gilday ◽  
Andrea L. Lalley ◽  
Nathaniel A. Dyment ◽  
Cynthia Gooch ◽  
...  

2020 ◽  
Vol 15 (1) ◽  
pp. 54-60
Author(s):  
Yawen Chen ◽  
Xinli Ouyang ◽  
Yide Wu ◽  
Shaojia Guo ◽  
Yongfang Xie ◽  
...  

Defects in articular cartilage injury and chronic osteoarthritis are very widespread and common, and the ability of injured cartilage to repair itself is limited. Stem cell-based cartilage tissue engineering provides a promising therapeutic option for articular cartilage damage. However, the application of the technique is limited by the number, source, proliferation, and differentiation of stem cells. The co-culture of mesenchymal stem cells and chondrocytes is available for cartilage tissue engineering, and mechanical stimulation is an important factor that should not be ignored. A combination of these two approaches, i.e., co-culture of mesenchymal stem cells and chondrocytes under mechanical stimulation, can provide sufficient quantity and quality of cells for cartilage tissue engineering, and when combined with scaffold materials and cytokines, this approach ultimately achieves the purpose of cartilage repair and reconstruction. In this review, we focus on the effects of co-culture and mechanical stimulation on mesenchymal stem cells and chondrocytes for articular cartilage tissue engineering. An in-depth understanding of the impact of co-culture and mechanical stimulation of mesenchymal stem cells and chondrocytes can facilitate the development of additional strategies for articular cartilage tissue engineering.


2020 ◽  
Vol 15 (7) ◽  
pp. 602-606
Author(s):  
Kun Ji ◽  
Ling Ding ◽  
Xi Chen ◽  
Yun Dai ◽  
Fangfang Sun ◽  
...  

Mesenchymal Stem Cells (MSCs) exhibit enormous therapeutic potential because of their indispensable regenerative, reparative, angiogenic, anti-apoptotic, and immunosuppressive properties. MSCs can best differentiate into mesodermal cell lineages, including osteoblasts, adipocytes, muscle cells, endothelial cells and chondrocytes. Specific differentiation of MSCs could be induced through limited conditions. In addition to the relevant differentiation factors, drastic changes also occur in the microenvironment to conduct it in an optimal manner for particular differentiation. Recent evidence suggests that the mitochondria participate in the regulating of direction and process of MSCs differentiation. Therefore, our current review focuses on how mitochondria participate in both osteogenesis and adipogenesis of MSC differentiation. Besides that, in our current review, we try to provide a further understanding of the relationship between the behavior of mitochondria and the direction of MSC differentiation, which could optimize current cellular culturing protocols for further facilitating tissue engineering by adjusting specific conditions of stem cells.


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