基于植物提取物和可生物降解聚合物的几种纳米配方的准备和初步分析,作为慢性静脉疾病治疗的可能应用
Andreea Roxana Ungureanu1, Emma Adriana Ozon1, Adina Magdalena Musuc2
1Faculty of Pharmacy, "Carol Davila" University of Medicine and Pharmacy, 6 Traian Vuia Street, 020956 Bucharest, Romania.
Polymers
|May 25, 2024
概括
这项研究开发了使用Sophorae flos,Calendulae flos和Ginkgo bilobae叶片提取物与PHB和PLGA聚合物的新型植物纳米配方. 这些特征化的纳米配方显示出先进的治疗应用的前景.
科学领域:
- 纳米技术在植物治疗中的应用.
- 开发先进的药物输送系统.
背景情况:
- 慢性静脉疾病需要创新的,不那么侵入性的治疗方法.
- 植物提取物具有治疗潜力,但需要有效的输送系统.
研究的目的:
- 为了制定和描述植物提取物聚合物纳米配方.
- 为了评估Sophorae flos (SE),Calendulae flos (CE) 和Ginkgo bilobae叶 (GE) 提取物与PHB和PLGA聚合物的物理化学特性.
- 评估这些纳米配方对复杂治疗产品的潜力.
主要方法:
- 油水乳化和溶剂蒸发技术用于纳米配方制剂.
- 使用ATR-FTIR,XRD,AFM和热重力测量分析进行物理化学表征.
- 在压缩中评估可扩散性,pH值,粒子形态,粗性和浸性.
主要成果:
- 纳米配方具有很高的传播能力和5.5.5的pH值.
- ATR-FTIR证实了提取物和聚合物之间的添加物/复合物形成.
- XRD表示无形阶段,而AFM显示了不同的形态 (颗粒形成,多孔性) 和粗度变化.
- 热重力测量分析显示,压缩的浸度不同 (CE-聚合物 > SE-聚合物 > GE-聚合物).
结论:
- 九种不同的植物提取物聚合物纳米配方已成功准备和表征.
- 这些初步发现为进一步优化,稳定性研究和制药产品开发奠定了基础.
- 描述的纳米配方具有先进治疗应用的潜力,特别是在治疗慢性疾病方面.
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