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Methods for targeting biologicals to specific disease sites
Ahuva Nissim1, Yarunnessa Gofur, Sandrine Vessillier
1Bone and Joint Research Unit, William Harvey Research Institute, Barts and The London, Queen Mary's School of Medicine and Dentistry, University of London, Charterhouse Square, London EC1M 6BQ, UK.
Trends in Molecular Medicine
|June 5, 2004
Summary
Novel protein engineering enables targeted cytokine delivery, overcoming limitations like side effects. These technologies use antibody-based targeting or encapsulated cytokines released at disease sites for improved therapeutic potential.
Area of Science:
- Biotechnology
- Molecular Biology
- Immunology
Background:
- Cytokines are crucial cell communicators with therapeutic potential.
- High doses and pleiotropism limit clinical cytokine use due to side effects.
- Effective local biological levels are challenging to achieve with current cytokine therapies.
Purpose of the Study:
- To review novel protein engineering technologies for targeted cytokine delivery.
- To explore methods overcoming cytokine pleiotropism and side effects.
- To discuss applications in disease site-specific drug delivery.
Main Methods:
- Antibody-based recognition for tissue-specific cytokine targeting.
- Encapsulated latent cytokines released at disease sites.
- Exploiting matrix-metalloproteinase overexpression for regulated drug release.
Main Results:
- Engineered cytokines demonstrate targeted delivery capabilities.
- Encapsulated systems show promise for controlled release at pathological sites.
- Fusion protein expression allows for broader applications and gene therapy delivery.
Conclusions:
- Protein engineering offers innovative solutions for cytokine therapy limitations.
- Targeted delivery enhances therapeutic efficacy and minimizes adverse effects.
- These technologies hold potential for gene therapy and delivery of other biologics.