Bioadhesive microspheres as a controlled drug delivery system

Area of Science:

• * Pharmaceutical Sciences
• * Polymer Science
• * Drug Delivery Systems

Background:

• * Controlled drug delivery aims for specific release rates and spatial targeting.
• * Bioadhesion, a phenomenon studied extensively, improves drug delivery system performance.
• * Advances in polymer science have led to novel bioadhesive microspheres for drug delivery.

Purpose of the Study:

• * To present the potential applications of bioadhesive microspheres in controlled drug delivery.
• * To explore their use for small molecules, peptides, proteins, oligonucleotides, and DNA.
• * To discuss targeting strategies using bioadhesive polymers, cytoadhesion, and bioinvasion.

Main Methods:

• * Review of recent advances in polymer science and drug carrier technologies.
• * Exploration of bioadhesive microsphere applications in controlled drug delivery.
• * Discussion of in vitro and in vivo evaluation techniques for bioadhesive microspheres.

Main Results:

• * Bioadhesive microspheres demonstrate broad applicability for delivering diverse therapeutic agents.
• * Development of specific bioadhesive polymers enables targeted drug delivery to cells or intracellular compartments.
• * Novel targeting concepts like cytoadhesion and bioinvasion are emerging.

Conclusions:

• * Bioadhesive microspheres represent a significant advancement in controlled drug delivery.
• * Targeted delivery strategies using bioadhesion offer new therapeutic possibilities.
• * Further development in evaluation techniques will support clinical translation.