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Microfabricated Platforms for Mechanically Dynamic Cell Culture
Published on: December 26, 2010
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Testing 3D printed biological platform for advancing simulated microgravity and space mechanobiology research
Giulia Silvani1, Peta Bradbury2, Carin Basirun1
1School of Biomedical Engineering, Faculty of Engineering and Information Technology, University of Technology Sydney, Ultimo, NSW, Australia.
NPJ Microgravity
|June 6, 2022
Summary
Researchers developed a 3D-printed microfluidic platform for reliable microgravity cell experiments. This new tool aids brain cancer research by revealing how simulated microgravity affects glioblastoma and endothelial cells, impacting Yap-1 and VE-Cadherin.
Area of Science:
- Space biology and mechanobiology
- Biotechnology and bioengineering
- Cancer research
Background:
- Microgravity research is crucial for understanding cellular responses to space environments.
- Existing microgravity simulators face challenges like air bubbles and medium leakage, hindering progress.
- A need exists for advanced, reliable platforms for simulating microgravity on Earth.
Purpose of the Study:
- To develop and characterize a novel hybrid biological platform for reproducible microgravity cellular experiments.
- To investigate the effects of simulated microgravity on glioblastoma and endothelial cells in brain cancer research.
- To identify mechanosensing pathways involved in cellular adaptation to microgravity.
Main Methods:
- Utilized a hybrid approach combining 3D printing and PDMS microfluidics for platform fabrication.
- Exposed glioblastoma and endothelial cells to 24 hours of simulated microgravity.
- Assessed cellular responses using proliferation, viability, morphology, protein expression, and imaging assays.
Main Results:
- The platform facilitated reliable and reproducible microgravity experiments, outperforming traditional culture flasks.
- Both glioblastoma and endothelial cells showed susceptibility to disrupted gravitational vectors.
- Observed Yap-1 deactivation in glioblastoma cells and VE-Cadherin remodeling in endothelial cells.
Conclusions:
- The developed platform supports advancements in space mechanobiology research.
- Findings highlight microgravity's impact on cancer and healthy cell functionality.
- The platform offers potential for developing novel brain cancer therapies and targeted drug delivery strategies.
