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Published on: February 9, 2024
Therapeutic DNAzymes: From Structure Design to Clinical Applications
Jiaqi Yan1,2,3, Meixin Ran1,2,3, Xian Shen1,4
1Joint Centre of Translational Medicine, The First Affiliated Hospital of Wenzhou Medical University, Wenzhou, Zhejiang Province, 325015, China.
Therapeutic DNAzymes show promise for gene regulation but face challenges in clinical application due to low in vivo effectiveness. Recent advancements focus on optimizing DNAzyme therapeutics for improved stability, efficacy, and targeted delivery.
Area of Science:
- Biotechnology
- Molecular Biology
- Gene Therapy
Background:
- Therapeutic DNAzymes offer significant gene regulation potential, studied for over 20 years for various diseases.
- Clinical translation of DNAzymes is limited by insufficient in vivo effectiveness.
Purpose of the Study:
- To review recent advancements in DNAzyme-based therapeutics.
- To discuss strategies for optimizing DNAzyme efficacy, stability, and delivery.
- To explore synergistic therapies and clinical progress.
Main Methods:
- Review of early DNAzyme monotherapy and structural design.
- Analysis of recent modes of action and structural stabilization strategies.
- Examination of DNAzyme-based synergistic therapy and clinical advances.
Main Results:
- Overcoming in vivo limitations requires optimizing structural stability, internalization, and cofactor activation.
- Synergistic therapies and advanced functions enhance DNAzyme therapeutic potential.
- Clinical progress showcases evolving applications, though off-target effects remain a concern.
Conclusions:
- DNAzyme therapeutics are advancing through structural optimization and synergistic approaches.
- Addressing challenges in stability, delivery, and off-target effects is crucial for clinical success.
- Future trends indicate continued development in DNAzyme-powered therapeutics.
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