Enhanced angiogenesis with nitric oxide releasing chitosan-pva hydrogel for wound healing

Alap Ali Zahid, Rashid Ahmed, Syed Raza Ur Rehman, Robin Augustine, Anwarul Hasan*

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

Statement of Purpose: Nitric oxide (NO) released from endothelial cells endogenously promotes angiogenesis. The potential of using exogenous NO for enhancing faster healing of acute and chronic wounds have also been supported by earlier work (Wo, Y., Biomater. Sci, 2016. 4(8), 1161-1183). However, fast and burst release of NO from its donors such as S-Nitroso-N-acetyl-DL-penicillamine (SNAP) has limited its applicability in faster healing of wounds. Herein, we report the development of an NO releasing chitosan-PVA hydrogel incorporated with NO donor (SNAP). The result showed that the release profile of NO releasing chitosan-PVA hydrogel maintains a controlled and sustained release of NO for five days. The in vivo studies showed a significant increase in the size, number and branching network of newly formed blood vessels in chick embryo model. The study described here exhibits that NO releasing chitosan-PVA hydrogels could be an effective dressing for faster healing of acute and chronic wounds.

Original languageEnglish
Title of host publicationSociety for Biomaterials Annual Meeting and Exposition 2019
Subtitle of host publicationThe Pinnacle of Biomaterials Innovation and Excellence - Transactions of the 42nd Annual Meeting
PublisherSociety for Biomaterials
Pages595
Number of pages1
ISBN (Electronic)9781510883901
StatePublished - 2019
Externally publishedYes
Event42nd Society for Biomaterials Annual Meeting and Exposition 2019: The Pinnacle of Biomaterials Innovation and Excellence - Seattle, United States
Duration: 3 Apr 20196 Apr 2019

Publication series

NameTransactions of the Annual Meeting of the Society for Biomaterials and the Annual International Biomaterials Symposium
Volume40
ISSN (Print)1526-7547

Conference

Conference42nd Society for Biomaterials Annual Meeting and Exposition 2019: The Pinnacle of Biomaterials Innovation and Excellence
Country/TerritoryUnited States
CitySeattle
Period3/04/196/04/19

Bibliographical note

Publisher Copyright:
© 2019 Omnipress - All rights reserved.

ASJC Scopus subject areas

  • Biochemistry
  • Biophysics
  • Biotechnology
  • Biomaterials
  • Materials Chemistry

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