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Cellular Encapsulation in 3D Hydrogels for Tissue Engineering
Published on: October 26, 2009
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Development of non-adherent cell-enclosing domes with enzymatically cross-linked hydrogel shell
Ryotaro Kazama1, Ryuta Sato1, Hiroyuki Fujiwara1
1Graduate School of Engineering Science, Osaka University, 1-3 Machikaneyama, Toyonaka, Osaka 560-8531, Japan.
Biofabrication
|September 28, 2022
Summary
A new
Area of Science:
- Biotechnology
- Cell Biology
- Materials Science
Background:
- Non-adherent cells, like lymphocytes, are crucial in medical research.
- Current methods for handling non-adherent cells are cumbersome.
- A need exists for improved cell culture systems for non-adherent cells.
Purpose of the Study:
- To develop a novel platform for culturing non-adherent cells.
- To evaluate the utility of the 'Cell Dome' for cell handling and analysis.
Main Methods:
- Developed 'Cell Dome' platform using alginate hydrogel.
- Enclosed non-adherent K562 cells within hydrogel cavities.
- Utilized horseradish peroxidase-mediated cross-linking for dome formation.
Main Results:
- Cell Domes maintained human leukaemia K562 cells for 29 days with regular medium changes.
- Enclosed cells underwent staining and differentiation.
- 3D microenvironment in Cell Domes led to increased hypoxia and drug resistance.
Conclusions:
- The 'Cell Dome' platform offers a stable and convenient method for non-adherent cell culture.
- This technology facilitates diverse applications, including drug screening and imaging.
- 'Cell Dome' technology shows promise for advancing research on non-adherent cells.
