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Updated: May 8, 2026

The Synthesis of RGD-functionalized Hydrogels as a Tool for Therapeutic Applications
Published on: October 7, 2016
Research Strategies and Methods of Hydrogels for Antitumor Drug Delivery
Tianjiao Zeng1, Lusi Chen1,2, Toru Yoshitomi1
1Research Center for Macromolecules and Biomaterials, National Institute for Materials Science, Namiki 1-1, Tsukuba 305-0044, Ibaraki, Japan.
Abstract:
Tumor treatments have substantially advanced through various approaches, including chemotherapy, radiotherapy, immunotherapy, and gene therapy. However, efficient treatment necessitates overcoming physiological barriers that impede the delivery of therapeutic agents to target sites. Drug delivery systems (DDSs) are a prominent research area, particularly in tumor therapy. This review provides a comprehensive overview of hydrogel-based DDSs for tumor treatment, focusing on the strategies and designs of DDSs based on the unique pathophysiological characteristics of tumors. The design and preparation of hydrogel systems for DDSs are summarized and highlighted. The challenges and opportunities for translating hydrogel-based DDSs into clinical applications are discussed.
Insights
Hydrogel-based drug delivery systems (DDSs) offer advanced tumor treatment strategies by overcoming physiological barriers. This review highlights hydrogel DDS designs and their clinical translation potential for enhanced cancer therapy.
Area of Science:
- Biomedical Engineering
- Materials Science
- Oncology
Background:
- Tumor treatments like chemotherapy and immunotherapy face challenges due to physiological barriers limiting drug delivery.
- Efficient delivery of therapeutic agents to tumor sites is crucial for effective cancer treatment.
- Drug delivery systems (DDSs) are actively researched to improve therapeutic efficacy.
Purpose of the Study:
- To provide a comprehensive review of hydrogel-based DDSs for tumor treatment.
- To focus on DDS strategies and designs tailored to tumor pathophysiology.
- To discuss the design, preparation, and clinical translation of hydrogel DDSs.
Main Methods:
- Literature review of hydrogel-based drug delivery systems for cancer therapy.
- Analysis of hydrogel DDS design principles based on tumor characteristics.
- Summary of hydrogel preparation techniques for DDS applications.
- Discussion of challenges and opportunities in clinical translation.
Main Results:
- Hydrogel-based DDSs represent a promising approach for overcoming tumor physiological barriers.
- Specific design strategies leverage tumor pathophysiology for targeted drug delivery.
- The review summarizes key aspects of hydrogel system design and preparation.
- Clinical translation challenges and future opportunities are identified.
Conclusions:
- Hydrogel-based DDSs show significant potential for improving tumor treatment efficacy.
- Tailoring hydrogel designs to tumor-specific characteristics is key to successful application.
- Further research and development are needed to overcome challenges in clinical translation.
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