Impact of Electrospinning Parameters and Post-Treatment Method on Antibacterial and Antifungal Activity of Chitosan Nanofibers

Published in Molecules, vol. 27(10), 3343 (2022) · MDPI · Open access, CC BY
DOI: 10.3390/molecules27103343

Summary

Chitosan is an obvious candidate for infection-resistant biomaterials thanks to its intrinsic antibacterial activity, and electrospinning processes it with minimal disturbance to its physicochemical properties. The catch is that fabrication parameters and post-processing can significantly alter that biological activity, so they must be tuned rather than assumed. This study prepares chitosan nanofibrous membranes using trifluoroacetic acid and systematically examines how electrospinning parameters and the post-treatment route affect antibacterial and antifungal performance - the practical question for anyone moving chitosan fibres from laboratory to application.

Authors & Affiliations

  • Valeriia Korniienko
    Biomedical Research Centre, Sumy State University, Ukraine
  • Yevheniia Husak
    Biomedical Research Centre, Sumy State University, Ukraine
  • Julia Radwan-Prażłowska
    Department of Biotechnology and Physical Chemistry, Cracow University of Technology, Poland
  • Viktoriia Holubnycha
    Biomedical Research Centre, Sumy State University, Ukraine
  • Yevhen Samokhin
    Biomedical Research Centre, Sumy State University, Ukraine
  • Anna Yanovska
    Biomedical Research Centre, Sumy State University, Ukraine
  • Julia Varava
    Biomedical Research Centre, Sumy State University, Ukraine
  • Kateryna Diedkova
    Biomedical Research Centre, Sumy State University, Ukraine

Linari Electrospinning Systems

RT electrospinning machine
The membranes were produced on a Linari Engineering RT machine (Pisa, Italy) operating at an electric field of 30-35 kV with a pump rate of 5.0 ml/h - field strengths in the range covered by the 60 kV generator of the RT Advanced.

Topics

Antibacterial Nanofibers Antifungal Activity Process Parameters Post-Treatment

Materials

Chitosan Trifluoroacetic acid
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