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Biomedical Applications of Quaternized Chitosan
Kamla Pathak1, Shashi Kiran Misra2, Aayush Sehgal3
1Faculty of Pharmacy, Uttar Pradesh University of Medical Sciences, Etawah 206130, India.
Polymers
|August 10, 2021
Summary
Quaternized chitosan, a versatile derivative of the natural polymer chitosan, offers enhanced properties for drug delivery. Its applications span pharmaceuticals, cosmetics, and biomedicine, including tissue engineering and wound healing.
Area of Science:
- Biomaterials Science
- Polymer Chemistry
- Pharmaceutical Sciences
Background:
- Chitosan, a natural polymer, is abundant and widely studied for drug delivery.
- Chitosan possesses reactive functional groups enabling derivative synthesis.
- Quaternized chitosan exhibits superior water solubility, antimicrobial activity, and biocompatibility.
Purpose of the Study:
- To review the synthesis, properties, and applications of quaternized chitosan.
- To highlight its advantages in pharmaceutical and biomedical fields.
- To discuss challenges associated with quaternized chitosan.
Main Methods:
- Literature review of synthetic techniques for quaternized chitosan.
- Analysis of inherent properties and characteristics.
- Compilation of biomedical and pharmaceutical applications.
Main Results:
- Quaternized chitosan derivatives show enhanced solubility and bioactivity.
- Diverse applications demonstrated in drug delivery, tissue engineering, and wound healing.
- Key features include pH-sensitive targeting and biodegradability.
Conclusions:
- Quaternized chitosan is a promising biomaterial for advanced drug delivery systems.
- Its unique properties support applications in pharmaceuticals, cosmeceuticals, and biomedicine.
- Further research is needed to address existing challenges and optimize its use.

