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Delivery agents for oligonucleotides.
Olivier Seksek1, Jacques Bolard
1Laboratoire de Physicochimie Biomoléculaire et Cellulaire, Université Pierre & Marie Curie, Paris, France.
Methods in Molecular Biology (Clifton, N.J.)
|March 16, 2004
Summary
This chapter reviews oligonucleotide delivery systems for in vitro applications. It details endocytosis-dependent methods like lipid-based vectors and nanoparticles, and endocytosis-independent methods such as peptides.
Area of Science:
- Molecular Biology
- Biotechnology
- Cell Biology
Background:
- Oligonucleotide-based therapeutics require efficient delivery into cells.
- Various in vitro delivery systems exist, each with unique mechanisms and applications.
Purpose of the Study:
- To provide a comprehensive overview of available oligonucleotide delivery systems for in vitro use.
- To facilitate the selection of optimal delivery methods based on specific experimental needs.
Main Methods:
- Categorization of delivery systems into two major classes: endocytosis-dependent and endocytosis-independent.
- Description of representative techniques within each class, including lipid-based vectors, nanoparticles, polycations, peptides, and pore-forming agents.
Main Results:
- Oligonucleotide delivery systems function either by exploiting cellular endocytosis or by bypassing it.
- Endocytosis-dependent systems include lipid-based vectors, nanoparticles, and polycations.
- Endocytosis-independent systems include peptides and pore-forming agents.
Conclusions:
- Understanding the mechanisms of different delivery systems is crucial for effective in vitro applications.
- The choice of delivery system should be tailored to the specific cell type and experimental objective.