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载有前兰中间体的脂质体凝促进慢性伤口愈合

Bowen Wu¹, Maomao Wang¹, Ruyan Zhang¹

¹College of Clinical Medicine, Ningxia Medical University, Yinchuan, China.

Pakistan journal of pharmaceutical sciences

|September 30, 2024

概括

这项研究表明,含有PXYI-LG的脂质体凝有效治疗老鼠的慢性伤口. 与正常盐水相比,PXYI-LG显著加快了伤口愈合速度,减少了愈合时间.

科学领域:

生物材料科学生物材料科学
伤口治愈研究研究伤口治愈研究
药物输送系统药物输送系统

背景情况:

慢性伤口是一个重大的临床挑战.
开发有效和经济的慢性伤口治疗方法至关重要.
脂质体药物递送系统为改善治疗结果提供了潜力.

研究的目的:

为了研究载有PXYI-LG的脂质体凝的疗效,用于慢性伤口治疗.
评估PXYI-LG对大鼠模型中伤口愈合速度和时间的影响.
评估Pro-xylane中间体 (PXYI) 对纤维细胞和表皮细胞增殖的影响.

主要方法:

在老鼠身上建立了慢性伤口模型.
亲基兰中间体 (PXYI) 被封装在脂质体中,并制成一个Pluronic F-127凝 (PXYI-LG).
用伤口愈合速度,愈合时间和细胞增殖试验 (Alamar Blue) 来评估治疗效果.

主要成果:

与正常盐水相比,PXYI-LG从第12天到第32天显著增加了伤口愈合率 (P <0.05).
在PXYI-LG组 (21.8±1.8天) 的伤口愈合达到90%,相比于正常盐水组 (28.4±1.6天) 的伤口愈合显著更快 (P<0.01).
单独PXYI并没有促进人类皮肤纤维细胞 (HF) 或人类不朽表皮细胞 (HaCaT) 的增殖.

结论:

载有P-xylane中间体 (PXYI-LG) 的脂质体凝对慢性伤口愈合具有显著的治疗潜力.
PXYI-LG配方提高了伤口关闭率,并减少了愈合时间.
进一步研究PXYI-LG在伤口修复中的机制是有必要的.

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