相关实验视频
Updated: May 3, 2026
08:15
Polymeric Microneedle Array Fabrication by Photolithography
Published on: November 17, 2015
12.8K
含卡斯波辛的溶解微针用于在真菌角膜炎中进行经角膜输送
Behnam Aghaei1, Mahboobeh Jafari2, Samira Sadat Abolmaali3
1Center for Nanotechnology in Drug Delivery, Shiraz School of Pharmacy, Shiraz University of Medical Sciences, Shiraz, PO Box 71345-1583, Iran; Student Research Committee, Shiraz University of Medical Sciences, Shiraz, Iran.
Experimental eye research
|December 20, 2025
概括
装有卡斯波金的可溶性微针阵列为真菌角膜炎提供了一个有前途的新疗法. 这种方法增强了药物到角膜的输送,提高了对真菌感染的疗效.
科学领域:
- 眼科医生 眼科 眼科
- 菌类学 菌类学是指菌类学.
- 材料科学 材料科学 材料科学
背景情况:
- 性角膜炎是一种严重的眼睛感染,导致视力丧失,由于药物输送和耐药性差,经常不够用眼滴治疗.
- 传统的抗真菌眼滴与生物可用性作斗争,导致治疗挑战和潜在的真菌耐药性.
研究的目的:
- 开发和评估含有菌素的可溶性微针 (MN) 阵列,以改善真菌性角膜炎的治疗.
- 为了克服常规眼部药物输送用于真菌角膜炎的局限性.
主要方法:
- 使用微型成型制造氨酸 (HA) 和聚乙烯 (PVP) 微针.
- 将标有fluorescein isothiocyanate (FITC) 的caspofungin纳入MNs以进行药物输送评估.
- 使用牛角膜模型和对各种真菌物种的亚格扩散试验进行了ex vivo评估.
主要成果:
- 微针阵列证明了角膜透和快速溶解的机械完整性.
- 活体研究表明,与眼滴相比,卡斯波金的输送量增加了五倍.
- 含有菌素的MNs对Candida和Aspergillus物种表现出显著的抗真菌活性.
结论:
- 含有菌素的溶解微针是治疗真菌角膜炎的有希望的,最少侵入性的策略.
- 这种新型药物输送系统可以提高角膜药物透率和抗真菌功效.
- 微针技术为克服眼部抗真菌治疗方面的挑战提供了潜在的解决方案.
相关概念视频
01:27The Skin Microbiota
123
The human skin serves as a complex ecosystem inhabited by a diverse community of microorganisms, including bacteria, fungi, and viruses. This microbiome plays a critical role in maintaining skin health and defending against pathogenic invaders. The composition of microbial communities varies significantly across different regions of the body, influenced primarily by the local levels of moisture and sebum.Regional Variation in Skin MicrobiotaCutibacterium acnes predominantly colonizes sebaceous...
123
01:24Automated Microbial Diagnostics
77
Automated diagnostic analyzers have transformed clinical microbiology by providing rapid and reliable methods for pathogen identification and antibiotic susceptibility testing. Among these systems, the Vitek 2 is widely used because it automates the traditionally labor-intensive processes of microbial identification (ID) and antibiotic susceptibility testing (AST), delivering standardized and timely results that are essential for effective patient care.Microbial Identification with ID CardsThe...
77