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Related Experiment Video

Updated: Nov 3, 2025

Author Spotlight: A Novel Approach for Embedding Cell-Free Protein Synthesis Reactions in Hydrogels
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A Comprehensive Review on Hydrogels.

Hitesh Chopra1, Inderbir Singh1, Sandeep Kumar2

  • 1Department of Pharmaceutics, Chitkara College of Pharmacy, Chitkara University, Rajpura-140401, Patiala, Punjab, India.

Current Drug Delivery
|June 2, 2021
PubMed
Summary

Hydrogels offer advanced drug delivery by minimizing repeated dosing and toxicity. Their tunable, water-rich structure optimizes therapeutic benefits across various applications like wound healing and tissue engineering.

Keywords:
Hydrogelscross-linkingscaffoldstargeted drug deliveryvaginal gelswound healing

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Area of Science:

  • Biomaterials Science
  • Polymer Chemistry
  • Drug Delivery Systems

Background:

  • Conventional drug delivery methods often involve issues of repeated dosing and toxicity.
  • Hydrogels present a promising alternative, addressing these limitations by minimizing adverse effects.
  • Their unique properties allow for controlled release and enhanced therapeutic outcomes.

Purpose of the Study:

  • To provide a comprehensive review of hydrogels.
  • To explore the diverse applications of hydrogels in various fields.
  • To highlight the advantages of hydrogels over conventional drug delivery systems.

Main Methods:

  • Literature review of hydrogel properties and applications.
  • Analysis of hydrogel characteristics, including tunable properties and water content.
  • Synthesis of information on current and emerging uses of hydrogels.

Main Results:

  • Hydrogels exhibit tunable properties, enabling control over degradation and release kinetics.
  • Their high water content (approx. 90%) makes them biocompatible and bio-mimicking.
  • Applications span wound healing, ocular systems, vaginal gels, and scaffolds for tissue/bone engineering.

Conclusions:

  • Hydrogels represent a significant advancement in drug delivery, overcoming limitations of traditional systems.
  • Their versatility and biocompatibility position them as key materials for future biomedical innovations.
  • This review underscores the broad potential and impact of hydrogels in medicine and engineering.