Non-Viral Gene Delivery Systems: Current Advances and Therapeutic Applications

Area of Science:

• Biotechnology
• Gene Therapy
• Nanomedicine

Background:

• Viral vectors are efficient for gene delivery but face challenges like immunogenicity and manufacturing costs.
• Nonviral vectors, including lipid nanoparticles (LNPs), offer improved safety, scalability, and cargo flexibility.
• Nonviral platforms are emerging as promising alternatives for DNA, mRNA, and siRNA delivery.

Purpose of the Study:

• To systematically review recent advancements in nonviral gene delivery systems.
• To explore the therapeutic potential and challenges of nonviral gene vectors.
• To investigate cellular uptake and intracellular trafficking of gene-loaded nanoparticles.

Main Methods:

• Systematic literature review of nonviral gene delivery systems.
• Analysis of cellular internalization and intracellular trafficking mechanisms.
• Summary of clinical applications and approved nonviral vector-based therapies.

Main Results:

• Nonviral vectors demonstrate significant advantages over viral vectors in safety and scalability.
• Diverse applications in gene therapy include vaccine development, genetic disease treatment, and cancer therapy.
• Recent clinical successes highlight the therapeutic potential of nonviral gene delivery.

Conclusions:

• Nonviral gene delivery systems show great promise for clinical translation.
• Addressing current challenges is crucial for the widespread adoption of nonviral gene therapies.
• Continued research in nonviral vector design and application is essential for future therapeutic breakthroughs.