Recent Advancements in Smart Hydrogel-Based Materials in Cartilage Tissue Engineering.

Area of Science:

• Biomaterials Science
• Regenerative Medicine
• Tissue Engineering

Background:

• Cartilage has limited self-repair capacity, necessitating advanced regenerative strategies.
• Smart hydrogels (SHs) are promising biomaterials for cartilage tissue engineering (CTE) due to their tunable properties.
• SHs can modulate cellular behavior and respond to external stimuli for controlled biological processes.

Purpose of the Study:

• To review recent advances in smart hydrogels for cartilage tissue engineering.
• To highlight the integration of AI and omics in designing advanced hydrogel scaffolds.
• To discuss the potential of these technologies in restoring cartilage function.

Main Methods:

• Fabrication of SHs with sophisticated architecture and improved properties.
• Incorporation of nanoparticles to enhance mechanical performance and delivery.
• Integration of artificial intelligence (AI) and omics-based approaches for cellular response profiling.

Main Results:

• Advanced SHs exhibit enhanced mechanical strength, biointegration, injectability, and controlled biodegradability.
• Nanoparticle incorporation and features like shape memory/self-healing improve scaffold resilience.
• AI and omics enable high-resolution profiling and data-driven optimization of hydrogel systems.

Conclusions:

• Smart hydrogels represent a transformative approach in cartilage tissue engineering.
• The convergence of SHs with AI and omics offers personalized and effective strategies for cartilage regeneration.
• These innovations hold significant promise for restoring cartilage function and advancing regenerative medicine.