Recent Progress in Aptamer Discoveries and Modifications for Therapeutic Applications

Area of Science:

• Biotechnology
• Molecular Biology
• Drug Discovery

Background:

• Aptamers are oligonucleotide sequences (25-80 bases) that bind specific targets, comparable to monoclonal antibodies.
• They offer advantages like stability, low immunogenicity, and chemical modification potential for drug delivery.
• Aptamers are gaining attention for clinical applications due to their unique properties.

Purpose of the Study:

• To review emerging aptamer discovery technologies for efficient and consistent aptamer production.
• To summarize diverse aptamer modifications for therapeutic applications.
• To highlight advancements in aptamer-based drug conjugates and targeted delivery systems.

Main Methods:

• Review of current literature on aptamer discovery and development techniques.
• Analysis of chemical modification strategies for aptamer-based therapeutics.
• Compilation of examples of aptamer applications in drug delivery and conjugates.

Main Results:

• Emerging technologies enable high-performance aptamer production with increased efficiency and reduced cost.
• Various chemical modifications enhance aptamer stability, serum half-life, and targeting capabilities.
• Aptamers are successfully utilized in therapeutic agents, aptamer-drug conjugates, and targeted delivery materials.

Conclusions:

• Advanced aptamer discovery and modification technologies are crucial for developing next-generation therapeutics.
• Aptamers present a versatile platform for diverse clinical applications, including targeted drug delivery.
• Continued innovation in aptamer technology promises significant advancements in personalized medicine.