Injectable biomaterials for stem cell delivery and tissue regeneration

Area of Science:

• Biomaterials Science
• Regenerative Medicine
• Cell Biology

Background:

• Organ dysfunction and failure necessitate innovative solutions like organ transplantation.
• Tissue regeneration, utilizing cell biology and materials engineering, presents an alternative.
• Injectable stem cell carriers are emerging as a key technology in this field.

Purpose of the Study:

• To review injectable cell carriers for tissue regeneration.
• To highlight their role in improving therapeutic outcomes and surgical procedures.
• To discuss current advancements and future directions in the design of these carriers.

Main Methods:

• Review of literature on injectable cell carriers.
• Focus on in situ gelling hydrogels, injectable supramolecular hydrogels, and microcarriers.
• Analysis of material properties and biological interactions.

Main Results:

• Current hydrogels and microcarriers demonstrate biocompatibility and biodegradability.
• These carriers offer features that enhance biological response for tissue regeneration.
• Injectable carriers simplify the surgical process for cell delivery.

Conclusions:

• Injectable stem cell carriers are a promising platform for tissue regeneration.
• Advancements in biomaterials and understanding stem cell behavior are crucial.
• Further development is needed to guide the full course of tissue regeneration.