Lanthanide-Organic Gels as a Multifunctional Supramolecular Smart Platform

Area of Science:

• Supramolecular Chemistry
• Materials Science
• Biomedical Engineering

Background:

• Lanthanide-organic frameworks offer unique photoluminescent and biocompatible properties.
• Hydrogels are versatile materials for drug delivery and optical applications.
• Developing multifunctional platforms requires integrating diverse functionalities efficiently.

Purpose of the Study:

• To synthesize a novel multifunctional smart supramolecular platform using a lanthanide-organic hydrogel.
• To explore the platform's tunable optical properties for applications in optoelectronics and security.
• To evaluate the hydrogel's efficacy as a transdermal drug delivery system for anti-inflammatory purposes.

Main Methods:

• Microwave-assisted synthesis for rapid and eco-friendly hydrogel preparation.
• Characterization of photoluminescent properties and biocompatibility.
• Fabrication of coated light-emitting diodes (LEDs), luminescent barcodes, and thin-films.
• In vitro and in vivo assessment of piroxicam-loaded hydrogel for transdermal drug delivery and edema inhibition.

Main Results:

• A simple, fast, and reproducible microwave-assisted route yielded a biocompatible lanthanide-organic hydrogel.
• The hydrogel exhibited tunable photoluminescent properties suitable for LED coatings and wavelength-dependent luminescent barcodes.
• Piroxicam-loaded hydrogel demonstrated efficient transdermal drug delivery, effectively inhibiting edema compared to a commercial product.
• The material showed promise for tamper-evident security features through thin-film applications.

Conclusions:

• The developed lanthanide-organic hydrogel platform is a multifunctional material with significant potential in optoelectronics, security, and biomedical applications.
• The eco-friendly synthesis and versatile properties highlight its advantages over conventional materials.
• The platform offers a promising approach for advanced drug delivery systems, particularly for transdermal anti-inflammatory treatments.