Casein-Based Biomaterials: Fabrication and Wound Healing Applications

Area of Science:

• Biomaterials Science
• Biomedical Engineering
• Materials Science

Background:

• Casein, the primary milk phosphoprotein, possesses a complex structure and unique physicochemical properties.
• These attributes make it a strong candidate for biomedical applications, especially in wound healing.
• Understanding its colloidal stability, gelation, and swelling capacity is crucial for biomaterial development.

Purpose of the Study:

• To review casein's structural composition, including its hydrophobic/hydrophilic nature and calcium phosphate nanocluster structure.
• To analyze casein's response to varying pH, temperature, and ionic conditions.
• To explore recent advances in casein-based biomaterials for tissue engineering and wound care.

Main Methods:

• Literature review of casein's structural and physicochemical properties.
• Analysis of casein's behavior under different environmental conditions (pH, temperature, ionic strength).
• Examination of various casein biomaterial fabrication techniques (hydrogels, electrospun fibers, films).

Main Results:

• Casein's structure dictates its colloidal stability and suitability as a biomaterial.
• Casein derivatives and fabrication methods yield diverse biomaterials for tissue engineering.
• Casein dressings demonstrate excellent exudate absorption, moisture retention, biocompatibility, and antimicrobial/anti-inflammatory effects.

Conclusions:

• Casein's versatile bioactivity and dynamic molecular properties position it as a promising material for advanced wound dressings.
• Further research into casein-based platforms can address current challenges in wound healing.
• Casein biomaterials offer a novel approach to improving wound care outcomes.