相关实验视频
Updated: Jun 29, 2025

10:12
Designing Porous Silicon Films as Carriers of Nerve Growth Factor
Published on: January 25, 2019
9.8K
装有氧化捐赠药物的pectin纳米颗粒:一种潜在的方法来进行组织再生
Noha I Elsherif1, Abdulaziz M Al-Mahallawi2,3, Iman Saad Ahmed4,5
1Department of Pharmaceutics and Pharmaceutical Technology, Faculty of Pharmacy, Heliopolis University, Cairo 11785, Egypt.
International journal of pharmaceutics: X
|April 8, 2024
概括
含有内比沃醇化 (NBV) 的点丁纳米颗粒显著加速伤口愈合和组织再生. 这种新的配方促进组织增殖和原沉积,副作用最小,为有效的伤口管理提供了有前途的方法.
科学领域:
- 生物材料科学 生物材料科学
- 再生医学是一种再生医学.
- 药理学 药理学是指药理学的学科.
背景情况:
- 伤口愈合和组织再生是复杂的过程,对于恢复组织功能至关重要.
- 作为天然多糖体的pectin和作为氧化物 (NO) 供体的nebivolol化物 (NBV) 正在研究它们的治疗潜力.
- 开发有效的输送系统是提高治疗剂在伤口护理中的疗效的关键.
研究的目的:
- 开发和描述带有内比沃醇化 (NBV) 的点丁纳米颗粒,以促进伤口愈合.
- 评估优化NBV-pectin纳米颗粒配方在加速伤口修复中的体内疗效.
- 评估与将配方应用于伤口部位相关的组织病理变化.
主要方法:
- 装有NBV的点纳米颗粒通过离子热凝进行合成,并通过2^2 3^1全因数设计进行优化.
- 纳米粒子的表征包括封装效率,泽塔潜力,粒子大小和形态分析.
- 在体内进行了伤口愈合研究,将优化的配方与对照组进行了比较,随后进行了组织病理学检查.
主要成果:
- 优化的配方实现了70.68%的封装效率,-51.4mV的泽塔电位,以及具有球形形态的572nm粒子大小.
- 在体内研究表明,在用NBV-pectin纳米颗粒治疗的动物中,伤口愈合显著加快.
- 组织病理学分析显示,受伤后15天,伤口部位的组织增殖和原沉积增加.
结论:
- 开发的NBV载荷的pectin纳米颗粒代表了促进加速伤口愈合和组织再生的有希望的配方.
- 该配方增强组织修复机制的能力,加上最小的副作用,支持其潜在的临床应用.
- 这项研究强调了将天然多糖与NO释放药物结合起来,用于先进的伤口护理策略的协同潜力.
相关概念视频
Nitric Oxide Signaling Pathway
5.0K
Nitric oxide (NO), an inorganic gas, acts as a potent second messenger in most animal and plant tissues. NO diffuses out of the cells that produce it and enters the neighboring cells to generate a downstream response. NO synthase (NOS) catalyzes NO production by the deamination of the amino acid arginine. There are three isoforms of NOS. Endothelial cells have endothelial NOS (eNOS), nerve and muscle cells have neuronal NOS (nNOS), and macrophages produce inducible NOS (iNOS) upon exposure...
5.0K
Stem Cell Therapy for Tissue Regeneration
4.0K
Stem cell therapy is a method used in regenerative medicine to repair and restore function to damaged tissues and organs. Stem cells have the potential to proliferate and differentiate into various tissue types, making them ideal candidates for tissue regeneration. For example, hematopoietic stem cell transplants are commonly used in blood cancer treatment to replenish damaged bone marrow and restore healthy blood cells.
Types of Stem Cells used in Stem Cell Therapy
The two main cell...
Types of Stem Cells used in Stem Cell Therapy
The two main cell...
4.0K

