相关实验视频

Updated: Jul 7, 2025

In Vitro Model of Human Cutaneous Hypertrophic Scarring using Macromolecular Crowding

In Vitro Model of Human Cutaneous Hypertrophic Scarring using Macromolecular Crowding

Published on: May 1, 2020

含有金属有机框架的片贴片对高变性痕抑制的作用

Xin Rui Zhang¹, Unjin Ryu², Bakhtiyor Najmiddinov¹

¹Department of Plastic and Reconstructive Surgery, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Republic of Korea.

In vivo (Athens, Greece)

|December 26, 2023

概括

一种新型的贴片与基于的金属有机框架 (MOF) -808有效地减少了子模型中的过度缩痕 (HS) 形成. 这种治疗促进了伤口愈合和重塑,导致不那么明显的痕.

科学领域:

生物材料科学生物材料科学
伤口治愈研究研究伤口治愈研究
皮肤病学皮肤病学

背景情况:

过度缩性痕 (HS) 是由于过度纤维化的异常伤口愈合而产生的.
目前对HS的治疗方法在有效性和应用方面存在局限性.

研究的目的:

评估一种包含基金属有机框架 (MOF) -808的贴片在缓解缩性痕形成方面的有效性.
评估Zr-MOF-808对痕发育和原沉积的关键标志物的影响.

主要方法:

用Zr-MOF-808设计了一个贴片,通过SEM和XRD验证其结构.
使用子耳朵模型与三个治疗组:对照组,贴片和Zr-MOF-808贴片.
使用痕升高指数 (SEI),皮肤厚度和肌纤维细胞蛋白表达 (TGF-β1,原-1,α-SMA) 的量化痕抑制.

主要成果:

Zr-MOF-808贴片显著降低了SEI (34.6%) 和表皮厚度 (49.5%).
痕增生症降低了53.5% (p<0.05) 和原蛋白密度降低了15.7%.
关键蛋白质标记物 (TGF-β1,原-1,α-SMA) 在Zr-MOF-808组中表达减少.

结论:

在临床前模型中,Zr-MOF-808装载的贴片有效地减少过度缩的痕形成.
该疗法通过调节增殖和重塑过程来促进伤口愈合.
这种方法为管理异常痕提供了一个有希望的策略.

关键词:

过度缩的痕过度缩的痕这是一个Zr-MOF-8088.阿尔法平滑肌肌动蛋白 (α-SMA)金属有机框架 (MOF) 是一种金属有机框架.肌纤维母细胞细胞.这是一个贴片的贴片.转化生长因子β1 (TGF-β1) 的转化生长因子β1 (TGF-β1) 的转化生长因子β1

更多相关视频

A Mouse Model of Mechanotransduction-driven, Human-like Hypertrophic Scarring

A Mouse Model of Mechanotransduction-driven, Human-like Hypertrophic Scarring

Published on: November 29, 2024

Fabrication of a Bioactive, PCL-based "Self-fitting" Shape Memory Polymer Scaffold

Fabrication of a Bioactive, PCL-based "Self-fitting" Shape Memory Polymer Scaffold

Published on: October 23, 2015

相关概念视频

Clinical Applications of Epidermal Stem Cells

Clinical Applications of Epidermal Stem Cells

Epidermal stem cells (EpiSCs) are mainly located at the basal layer of the epidermis. These cells repair minor injuries of the skin and replace dead skin cells. However, EpiSCs’ cannot heal severe wounds such as major burns or those from diabetes or hereditary disorders. In such cases, culturing the epidermal stem cells from the patient is possible and has yielded successful treatment options, such as laboratory-grown skin grafts. These grafts are synthesized using a patient’s own...