Stimuli-Sensitive Injectable Hydrogels Based on Polysaccharides and Their Biomedical Applications

Area of Science:

• Biomaterials Science
• Polymer Chemistry
• Drug Delivery Systems

Background:

• Injectable polymeric hydrogels offer controlled release of bioactive agents.
• These hydrogels exhibit stimuli-responsive sol-to-gel transitions (pH, temperature, light, etc.).
• They facilitate minimally invasive delivery of therapeutic agents like drugs or cells.

Purpose of the Study:

• To review chemical designs and recent advancements in polysaccharide-based injectable hydrogels.
• To focus on hydrogels derived from amphiphilic polysaccharides for biomedical uses.
• To highlight the benefits and future directions of these hydrogel systems.

Main Methods:

• Literature review of stimuli-sensitive injectable polymeric hydrogels.
• Focus on polysaccharide-based materials, particularly amphiphilic derivatives.
• Analysis of applications in drug delivery and tissue engineering.

Main Results:

• Polysaccharide-based injectable hydrogels demonstrate significant potential in biomedical applications.
• Amphiphilic polysaccharide hydrogels show promise for advanced therapeutic delivery.
• These systems offer tunable properties for controlled release and tissue regeneration.

Conclusions:

• Injectable hydrogels are versatile platforms for advanced drug delivery and tissue engineering.
• Polysaccharide-based materials, especially amphiphilic ones, are key components for future innovations.
• Further research into polysaccharide hydrogels will expand their therapeutic applications.