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Evaluating two ovarian decellularization methods in three species
Farideh Eivazkhani1, Naeimeh Sadat Abtahi1, Somayeh Tavana1
1Department of Embryology, Reproductive Biomedicine Research Center, Royan Institute for Reproductive Biomedicine, ACECR, Tehran, Iran.
Summary
Sodium hydroxide (NaOH) is more effective than sodium dodecyl sulfate (SDS) for decellularizing ovarian tissues, creating better bioscaffolds for fertility restoration and tissue engineering. This method supports follicular reconstruction, offering hope for patients with ovarian dysfunction.
Area of Science:
- Biomaterials Science
- Reproductive Biology
- Tissue Engineering
Background:
- Restoring ovarian function and fertility is challenging, especially for patients with ovarian dysfunction.
- Tissue engineering offers a promising approach to create ovarian bioscaffolds for regenerative medicine.
Purpose of the Study:
- To evaluate the efficacy of sodium dodecyl sulfate (SDS) and sodium hydroxide (NaOH) in decellularizing ovarian tissues.
- To determine the suitability of these decellularized tissues as bioscaffolds for ovarian tissue engineering.
Main Methods:
- Ovarian tissues from mice, sheep, and humans underwent decellularization using SDS or NaOH.
- Evaluations included histological analysis, quantitative assessments (collagen, glycosaminoglycan), immunohistochemistry, cell viability, and scanning electron microscopy (SEM).
- Recellularization and auto-transplantation of scaffolds in ovariectomized mice were performed, followed by histological and IHC analysis.
Main Results:
- Both SDS and NaOH treatments successfully decellularized ovarian tissues, preserving key extracellular matrix components.
- NaOH treatment resulted in higher cell metabolic activity and better support for follicular reconstruction, evidenced by GDF-9 staining.
- Histological and quantitative analyses confirmed NaOH's superior performance over SDS in creating functional ovarian bioscaffolds.
Conclusions:
- Sodium hydroxide (NaOH) is a more suitable agent than SDS for decellularizing ovarian tissues for tissue engineering applications.
- NaOH-treated ovarian scaffolds demonstrate enhanced potential for supporting follicular reconstruction and restoring ovarian function.
- This research provides a valuable method for developing effective ovarian bioscaffolds, advancing fertility preservation and regenerative medicine.
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