期刊
PHARMACEUTICS
卷 12, 期 12, 页码 -出版社
MDPI
DOI: 10.3390/pharmaceutics12121189
关键词
electrospinning; electrospun fibers; halicin; antibacterial dressing; pressure ulcer
资金
- National Industrial Development and Logistics Program (NIDLP) through the Health Initiative [20-0103, 20-0051]
- National Industrial Development and Logistics Program (NIDLP) through the Technology Leader Program Initiative [20-0103, 20-0051]
Pressure ulcer or bedsore is a form of skin infection that commonly occurs with patients admitted to the hospital for an extended period of time, which might lead to severe complications in the absence of medical attention, resulting in infection either by drug-sensitive or drug-resistant bacteria. Halicin, a newly discovered drug effective against several bacterial strains, including multidrug-resistant bacteria, was investigated to reduce bacterial infection burden. This study aims to formulate halicin into electrospun fibers to be applied in bedsores as antibacterial dressing to assess its efficacy against gram-positive (Staphylococcus aureus) and gram-negative bacteria (Escherichia coli and Acinetobacter baumannii) by studying the minimum inhibitory concentration (MIC) and bacterial zone of inhibition assays. The diameters of inhibition growth zones were measured, and the results have shown that the drug-loaded fibers were able to inhibit the growth of bacteria compared to the halicin discs. The release profile of the drug-loaded fibers exhibited a complete release of the drug after 2 h. The results demonstrated that the drug-loaded fibers could successfully release the drug while retaining their biological activity and they may be used as a potential antimicrobial dressing for patients with pressure ulcers caused by multidrug resistant bacteria.
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