Inhibitory effects of an antioxidant coating on a polylactic acid film on inflammatory cytokines from macrophage

Ga Hyun Lee, Sung June Lee, Sang Won Jeong, Hyun Chul Kim, Jin Hyun Choi, Se Geun Lee

Research output: Contribution to journalArticlepeer-review

5 Scopus citations

Abstract

Polylactic acid (PLA) films have been widely used in medical devices for surgical treatments. However, their use has been associated with complications, such as inflammation around the PLA film implant area. Several antioxidant agents have been incorporated on the surface of PLA films to suppress initial excessive inflammatory reactions through the quenching of reactive oxygen species (ROS) released from macrophages. The suppression of inflammation was evaluated by measuring the levels of various pro-inflammatory cytokines produced by the macrophages. In addition, by measuring quercetin release behavior, we determined the optimum type and molecular weight of the film coating polymer for the effective suppression of inflammation. These results suggest that the incorporation and controlled release of quercetin could be a promising method to reduce inflammation induced by PLA films.

Original languageEnglish
Pages (from-to)934-939
Number of pages6
JournalPolymer (Korea)
Volume39
Issue number6
DOIs
StatePublished - Nov 2015

Keywords

  • Anti-inflammatory
  • Antioxidant
  • Controlled release
  • Implantation
  • PLA film

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