研究可生物打印的改性基水凝,具有抗微生物特性
Edyta Piłat1, Przemysław Gnatowski2, Agnieszka Kurdyn3
1Department of Polymer Technology, Faculty of Chemistry, Gdańsk University of Technology, Narutowicza St. 11/12, 80-233 Gdańsk, Poland.
International journal of biological macromolecules
|December 18, 2024
概括
研究人员探索了抗微生物水凝作为天然抗生素替代品. 装有格拉尼奥尔的水凝显示出强烈的抗菌活性,但具有细胞毒性,限制了它们在没有进一步修改的情况下作为生物墨水的使用.
科学领域:
- 生物材料科学 生物材料科学
- 微生物学 微生物学
- 药物运输 药物运输 药物运输
背景情况:
- 过度使用抗生素会给健康带来重大风险.
- 自然抗菌剂被寻求作为常规抗生素的替代品.
- 植物提取物和精油是有前途的,但具有有限的新疗法应用.
研究的目的:
- 评估抗微生物水凝作为感染治疗的潜在生物墨水.
- 为了研究选定的天然剂和geraniol的抗菌活性.
- 为了评估geraniol装载的水凝的物理化学特性和生物打印能力.
主要方法:
- 对S. epidermidis,P. aeruginosa,S. aureus和E. coli进行抗菌活性测试.
- 纳入geraniol在阿加基的水凝中.
- 分析膨胀动力学,聚合物网络参数,接触角度和FTIR光谱.
- 生物相容性和生物可打印性评估.
主要成果:
- 杰拉尼奥尔在纯粹形式和水凝中都表现出卓越的抗菌活性.
- 水凝在未经修改的情况下表现出高膨胀能力,良好的可加工性,形状忠实性和生物相容性.
- 格拉尼奥尔的结合显著降低了细胞活力,表明细胞毒性.
结论:
- 含有geraniol的抗微生物水凝显示出因其抗微生物有效性而具有治疗感染的潜力.
- 杰拉尼的细胞毒性作用限制了这些水凝作为生物墨水的当前使用.
- 未来的研究应该专注于修改这些材料以改善细胞相互作用和减轻细胞毒性.
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