氨基糖化物/六甲酸复合体 状核 纳米粒子
Ajay J Khopade1, Nitin Chitranshi2
1Sun Pharma Advanced Research Centre, Nima Compound, Tandalja, Vadodara 390020, Gujarat, India.
ACS omega
|January 1, 2025
概括
托布拉米硫酸 (TbS) 和六甲酸 (HdA) 形成了稳定的细菌体,纳米尺寸的药物载体. 这些新型纳米载体显示出控制药物释放和多药物递送应用的潜力.
科学领域:
- 纳米技术纳米技术
- 材料科学 材料科学 材料科学
- 制药科学 制药科学
背景情况:
- 像托布拉米硫酸盐 (TbS) 这样的氨基甘油酸是重要的抗生素.
- 开发有效的药物输送系统对于改善治疗结果至关重要.
- 纳米粒子配方提供了增强药物稳定性和有针对性的输送的潜力.
研究的目的:
- 开发新型纳米载体用于托布拉米硫酸盐 (TbS).
- 描述开发的粒子的纳米结构和稳定性.
- 评估这些纳米载体在与其他药物联合递送方面的潜力.
主要方法:
- 托布拉米硫酸盐 (TbS) 与六甲酸 (HdA) 的复合,形成一个状纳米结构.
- 使用Poloxamer 188作为分散剂生产纳米粒子.
- 粒子大小,z电位和在不同条件下的稳定性 (NaCl度,pH) 的表征.
- 评估德克萨米他加载和体外药物释放.
主要成果:
- 形成稳定的,无聚合物状体 (90-450 nm),具有TbS/HdA状核和波洛克萨默.
- 纳米粒子在0.2mol/L NaCl中表现出良好的稳定性,但对pH值变化敏感.
- 在没有结晶的情况下,成功加载了德克萨米他 (高达~2%重量).
- 显著延迟了被困药物的释放.
结论:
- TbS/HdA细菌体代表了氨基糖化物的一种有前途的纳米载体系统.
- 开发出来的细菌体可以封装额外的药物,表明潜在的多药物货物.
- 立体效应和离子电荷有助于纳米粒子稳定,为药物输送提供可调节的特性.
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