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08:04
Design of a Biaxial Mechanical Loading Bioreactor for Tissue Engineering
Published on: April 25, 2013
Bioreactors in tissue engineering - principles, applications and commercial constraints
Jan Hansmann1, Florian Groeber, Alexander Kahlig
1Department of Cell and Tissue Engineering, Fraunhofer Institute of Interfacial Engineering and Biotechnology (IGB) Stuttgart, Germany. jan.hansmann@igb.fraunhofer.de
Biotechnology Journal
|November 20, 2012
Summary
Bioreactor technology enhances tissue engineering by providing physiological environments for cell growth and tissue maturation. While successful in vitro tissue generation, clinical translation requires further development, especially for musculoskeletal tissue engineering.
Area of Science:
- Biotechnology
- Tissue Engineering
- Regenerative Medicine
Background:
- Bioreactors are crucial for creating physiological in vitro environments for tissue engineering.
- Existing bioreactor systems have enabled in vitro generation of various tissues, but clinical success remains limited.
- Bioreactors offer potential to improve overall tissue engineering efficiency beyond maturation.
Purpose of the Study:
- To review bioreactor applications in tissue engineering processes.
- To outline principles and requirements for bioreactor development.
- To discuss bioreactors for cell expansion and 3D tissue equivalent generation, focusing on musculoskeletal applications.
Main Methods:
- Literature review of bioreactor systems and applications in tissue engineering.
- Analysis of bioreactor roles in cell expansion versus functional tissue generation.
- Discussion of physical cues required for three-dimensional tissue equivalents.
- Examination of bioreactor technology within commercial constraints.
Main Results:
- Bioreactors are essential for in vitro tissue maturation and can enhance tissue engineering efficiency.
- Numerous bioreactor systems exist, with some commercially available, facilitating in vitro tissue generation.
- Clinical translation of engineered tissues is not yet widespread, indicating a need for further advancements.
- Musculoskeletal tissue engineering requires bioreactors providing specific physical cues for functional 3D tissue development.
Conclusions:
- Bioreactor technology is fundamental to tissue engineering, supporting both cell expansion and in vitro tissue development.
- Further research and development are necessary to bridge the gap between in vitro success and clinical application of engineered tissues.
- Optimizing bioreactor design, particularly for providing physical cues, is critical for generating functional musculoskeletal tissues and achieving commercial viability.
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