Biodegradable ciprofloxacin‑incorporated waterborne polyurethane polymers prevent bacterial biofilm formation in vitro

  • Authors:
    • Yuchen Xu
    • Jianzhong Wang
    • Zongyao Hao
    • Sai Wang
    • Chaozhao Liang
  • View Affiliations

  • Published online on: December 19, 2018     https://doi.org/10.3892/etm.2018.7113
  • Pages: 1831-1836
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Abstract

The aim of the present study was to explore whether ciprofloxacin‑incorporated waterborne polyurethane (WBPU) polymers have the capacity to inhibit bacterial biofilm formation in vitro. WBPU polymers were incorporated with ciprofloxacin and were cultured with Escherichia coli (E. coli) or Staphylococcus aureus (S. aureus) in media for 2, 4 or 7 days. In another experiment, the WBPU membranes were cultured with Proteus mirabilis (P. mirabilis) in artificial urine for 2, 4 or 7 days. Colony counting, scanning electron microscopy and fluorescence confocal microscopy were utilized to examine bacterial biofilms on the surfaces of membranes. The membranes were further co‑cultured with P. mirabilis in a simple model of an artificial catheterized bladder in order to evaluate their ability to control encrustation. The WBPU films with ciprofloxacin effectively inhibited bacterial biofilm formation in the culture medium and in artificial urine. In addition, in artificial urine, the films with ciprofloxacin reduced catheter obstruction. In conclusion, ciprofloxacin‑incorporated WBPU polymers are able to effectively inhibit bacterial biofilm formation in vitro.
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March-2019
Volume 17 Issue 3

Print ISSN: 1792-0981
Online ISSN:1792-1015

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Spandidos Publications style
Xu Y, Wang J, Hao Z, Wang S and Liang C: Biodegradable ciprofloxacin‑incorporated waterborne polyurethane polymers prevent bacterial biofilm formation in vitro. Exp Ther Med 17: 1831-1836, 2019
APA
Xu, Y., Wang, J., Hao, Z., Wang, S., & Liang, C. (2019). Biodegradable ciprofloxacin‑incorporated waterborne polyurethane polymers prevent bacterial biofilm formation in vitro. Experimental and Therapeutic Medicine, 17, 1831-1836. https://doi.org/10.3892/etm.2018.7113
MLA
Xu, Y., Wang, J., Hao, Z., Wang, S., Liang, C."Biodegradable ciprofloxacin‑incorporated waterborne polyurethane polymers prevent bacterial biofilm formation in vitro". Experimental and Therapeutic Medicine 17.3 (2019): 1831-1836.
Chicago
Xu, Y., Wang, J., Hao, Z., Wang, S., Liang, C."Biodegradable ciprofloxacin‑incorporated waterborne polyurethane polymers prevent bacterial biofilm formation in vitro". Experimental and Therapeutic Medicine 17, no. 3 (2019): 1831-1836. https://doi.org/10.3892/etm.2018.7113