Decellularization for the retention of tissue niches

Area of Science:

• Biomaterials Science
• Tissue Engineering
• Regenerative Medicine

Background:

• Decellularization of natural tissues yields extracellular matrix (ECM) scaffolds.
• ECM is crucial for understanding tissue microenvironments and for tissue regeneration.
• A universal standard protocol for tissue decellularization is lacking.

Purpose of the Study:

• To provide a comprehensive overview of recent advances in decellularization strategies.
• To highlight novel methods for whole or partial organ decellularization.
• To discuss approaches supporting cell differentiation and implantation for tissue regeneration.

Main Methods:

• Review of chemical, physical, biological, and enzymatic decellularization techniques.
• Analysis of combinative-based methods for cellular content removal.
• Examination of modernized approaches for improving decellularization protocols across various organ types.

Main Results:

• Identification of diverse decellularization strategies for multiple organs and tissues.
• Highlighting of techniques enabling successful cell removal while preserving ECM structure.
• Presentation of advancements in protocols for enhanced tissue regeneration.

Conclusions:

• Decellularization is a key strategy for generating ECM scaffolds for tissue engineering.
• Novel and improved decellularization methods are essential for advancing regenerative medicine.
• Further research into optimized protocols will enhance the clinical application of decellularized tissues.