Hyaluronate and its derivatives for customized biomedical applications

Area of Science:

• Biomaterials Science
• Polymer Chemistry
• Biomedical Engineering

Background:

• Hyaluronate (HA), isolated in 1934, is a naturally occurring polysaccharide with inherent biocompatibility, viscoelasticity, biodegradability, and hygroscopic properties.
• HA's carboxyl and hydroxyl groups allow for easy chemical functionalization, expanding its application potential.
• Recent research highlights HA's diverse biological functions and interactions with biological tissues.

Purpose of the Study:

• To review the key biological functions of hyaluronate (HA) concerning its structure, properties, biodistribution, and receptor interactions.
• To elucidate the unique advantages of HA for various biomedical applications.
• To report on established and emerging commercial applications of HA and its derivatives.

Main Methods:

• Literature review focusing on hyaluronate's biological functions, properties, and applications.
• Analysis of HA's interaction with biological tissues and HA receptors.
• Survey of conventional and novel HA-based biomedical products in development.

Main Results:

• HA exhibits excellent biocompatibility, viscoelasticity, biodegradability, and hygroscopic properties, making it suitable for joint lubrication and ocular treatments.
• Functionalized HA enhances drug delivery by increasing circulation time and targeting HA receptors.
• HA serves as a scaffold in tissue engineering for controlled cell encapsulation.

Conclusions:

• Hyaluronate's inherent properties and functionalizability make it a highly valuable biomaterial.
• HA demonstrates significant potential in drug delivery, tissue engineering, and other biomedical fields.
• Numerous HA-based applications are progressing through commercial development stages.