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Updated: Jun 7, 2025

Construction and Characterization of a Novel Vocal Fold Bioreactor
Published on: August 1, 2014
Development and characterization of a low intensity vibrational system for microgravity studies.
Omor M Khan1, Will Gasperini1, Chess Necessary2
1Department of Mechanical and Biomedical Engineering, Boise State University, Boise, ID, 83725, USA.
This study introduces a novel low intensity vibration (LIV) bioreactor for the International Space Station. It evaluates cell viability under simulated microgravity, paving the way for space-based cellular research.
Area of Science:
- Space biology
- Biomedical engineering
- Cellular physiology
Background:
- Extended spaceflight causes physiological changes in astronauts.
- Low intensity vibration (LIV) is a potential ground-based countermeasure.
- Cellular responses to LIV under actual microgravity are unknown.
Purpose of the Study:
- To design and evaluate a novel low intensity vibration (LIV) bioreactor for the International Space Station (ISS).
- To assess the short-term viability of cells in 3D printed scaffolds exposed to LIV under simulated microgravity.
Main Methods:
- Development of a space-mission-compatible LIV bioreactor.
- Encapsulation of cells within hydrogel-laden 3D printed scaffolds.
- Evaluation of cell viability under 0.7g, 90Hz LIV conditions.
Main Results:
- Successful design of a space-ready LIV bioreactor.
- Demonstrated short-term cell viability within the bioreactor under simulated microgravity.
- Established a platform for studying cellular responses to LIV in space.
Conclusions:
- The developed LIV bioreactor is suitable for space missions.
- This technology bridges the gap in studying cellular effects of LIV under real microgravity.
- Provides a foundation for future research on microgravity countermeasures.
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