Related Experiment Video
Updated: Jan 3, 2026
08:10
Comparable Decellularization of Fetal and Adult Cardiac Tissue Explants as 3D-like Platforms for In Vitro Studies
Published on: March 21, 2019
7.2K
Optimizing The Cell Seeding Protocol to Human Decellularized Ovarian Scaffold: Application of Dynamic System for
Leila Mirzaeian1,2, Farideh Eivazkhani3, Maryam Hezavehei2
1Department of Developmental Biology, University of Science and Culture, Tehran, Iran.
Cell Journal
|November 14, 2019
Summary
Rotational cell seeding effectively enhances peritoneum mesenchymal stem cell (PMSC) integration and proliferation within decellularized ovarian scaffolds, improving artificial ovary engineering. This method promotes differentiation into ovarian-specific cells for enhanced ex vivo ovarian function.
Area of Science:
- Tissue engineering
- Regenerative medicine
- Stem cell biology
Background:
- Decellularized tissue scaffolds mimic the extracellular matrix, guiding stem cell differentiation.
- Mesenchymal stem cells (MSCs) are crucial for developing artificial ovaries to improve ex vivo ovarian function.
- Efficient cell seeding into scaffolds is vital for creating functional ovarian engineered constructs (OVECs).
Purpose of the Study:
- To optimize a cell culture system for effective seeding of peritoneum mesenchymal stem cells (PMSCs) into human decellularized ovarian scaffolds.
- To compare the efficacy of different cell seeding methods for OVEC development.
Main Methods:
- Experimental comparison of three cell seeding methods: rotational (spinner flask) and static (conventional, injection).
- Evaluation of OVECs using Hematoxylin and Eosin staining and viability assays.
- Immunohistochemistry for primordial germ cell-like cells, MSCs, and proliferation markers.
- Stereology analysis to quantify cell penetration and distribution within the scaffold.
Main Results:
- Rotational seeding significantly increased PMSC permeability, survival, and proliferation (Ki67 expression) compared to static methods.
- Rotationally seeded PMSCs exhibited differentiation towards ovarian-specific cells, indicated by primordial germ cell line marker expression.
- Stereology confirmed a more favorable distribution of PMSCs within the OVEC, with an average of 2,142,187 cells/mm³.
Conclusions:
- Rotational seeding is a superior method for seeding cells into decellularized ovarian tissue compared to static methods.
- This optimized method enhances the potential for creating functional OVECs for improved ex vivo ovarian applications.
