基托桑在调节固体脂质纳米颗粒的物理化学和生物行为的作用
Marco Ruggeri1, Marta Pollini1, Caterina Ricci2
1Department of Drug Sciences, University of Pavia, Viale Taramelli 12, Pavia, 27100, Italy.
International journal of biological macromolecules
|November 27, 2025
概括
酸盐增强固体脂质纳米粒子 (SLN) 用于药物输送. 素相关的SLN显示改善了粘膜粘合和细胞吸收,为粘膜应用提供了一个有前途的平台.
科学领域:
- 生物材料科学 生物材料科学
- 纳米技术 纳米技术
- 制药科学 制药科学
背景情况:
- 奇托是一种阴离子多糖,具有独特的特性,有利于粘膜应用.
- 固体脂质纳米颗粒 (SLN) 是一种多功能药物输送系统.
- 加强SLN与粘膜表面的相互作用对于有效的药物输送至关重要.
研究的目的:
- 为了研究基托桑对循环氨酸A载SLN的物理化学和生物特性的影响.
- 为了将酸盐相关SLN (CH-SLN) 和酸盐涂层SLN (CH-c-SLN) 与裸体SLN进行比较.
- 评估基托改性SLN作为药物输送平台的潜力.
主要方法:
- 三种类型的SLN的发展:裸体SLN,CH-SLN和CH-c-SLN.
- 物理化学表征包括粒子大小,泽塔潜力,SAXS/WAXS和DSC.
- 使用SAXS和ITC评估粘膜粘合和粘素相互作用.
- 临床前研究评估细胞吸收.
主要成果:
- 酸盐增加了SLN的粒子大小和zeta潜力.
- 奇托和环素A影响了SLN的脂质组织和热行为.
- 由于基托的阴性性质,CH-SLN表现出增强的粘粘和粘素相互作用.
- 临床前研究表明,在基托的存在下,细胞吸收增加.
结论:
- 与素相关的SLN显示改善了粘膜粘合和细胞相互作用.
- 酸盐修饰维持了SLN的结构完整性.
- 与素相关的SLN代表了在粘膜表面增强药物递送的有希望的平台.
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