Recent progresses in layer-by-layer assembled biogenic capsules and their applications.

Area of Science:

• Materials Science
• Biotechnology
• Nanotechnology

Background:

• Biogenic capsules are emerging as advanced smart materials for molecule encapsulation and delivery.
• Unlike polyelectrolyte capsules, they are fabricated using pure natural components via layer-by-layer assembly on sacrificial templates.
• Recent progress focuses on enhancing their biodegradability and biocompatibility for diverse applications.

Purpose of the Study:

• To review recent advancements in the fabrication of pure natural biogenic capsules.
• To highlight their unique properties and potential for intelligent platforms.
• To explore their applications in guest molecule encapsulation and delivery.

Main Methods:

• Layer-by-layer (LbL) assembly on sacrificial templates.
• Utilizing pure natural components for capsule fabrication.
• Integration of special ligands and functional groups.

Main Results:

• Biogenic capsules demonstrate significant progress in fabrication techniques.
• Their inherent biodegradability and biocompatibility are key advantages.
• Functionalization strategies are expanding their utility in intelligent platforms.

Conclusions:

• Biogenic capsules represent a promising class of smart materials derived from natural components.
• Their unique properties facilitate advanced encapsulation and delivery systems.
• Continued research will further enrich their functions and applications in various fields.