Drug loading and release from electrospun biodegradable nanofibers

Area of Science:

• Biomaterials Science
• Nanotechnology
• Pharmaceutical Sciences

Background:

• Drug delivery systems face challenges in achieving targeted release and efficacy.
• Electrospun nanofibers present a novel platform for advanced drug delivery.
• Incorporating drugs into nanofibers addresses limitations of conventional methods.

Purpose of the Study:

• To review the potential of electrospun nanofibers for drug delivery.
• To discuss techniques for drug incorporation and scaffold requirements.
• To explore applications and current advancements in drug-eluting nanofibrous mats.

Main Methods:

• Detailed review of drug incorporation techniques: blending, surface modification, co-axial electrospinning.
• Analysis of requirements for drug-eluting scaffolds: biocompatibility, biodegradability, controlled release, mechanical performance.
• Discussion of polymer selection and electrospinning parameters for property control.

Main Results:

• Electrospun nanofibers can be engineered for controlled drug release kinetics, biodegradability, and mechanical strength.
• Surface modification enhances the biocompatibility of nanofibrous mats.
• Various applications, including cancer therapy and wound dressings, are feasible.

Conclusions:

• Electrospun nanofibers are a versatile platform for drug delivery, offering tunable properties.
• Careful control over materials and processing enables optimization for specific therapeutic needs.
• Current research shows significant preclinical progress for various applications.