相关实验视频

Updated: May 25, 2025

Y-27632 Enriches the Yield of Human Melanocytes from Adult Skin Tissues

Y-27632 Enriches the Yield of Human Melanocytes from Adult Skin Tissues

Published on: July 8, 2020

纤维细胞生长因子-2对组织工程皮肤替代品中黑色素细胞增殖的影响

Karel Ferland^1,2,3, Brice Magne^1,2,3, Henri De Koninck^1,2,3

¹The Tissue Engineering Laboratory (LOEX), Université Laval's Research Center, Quebec, QC G1V 0A6, Canada.

International journal of molecular sciences

|February 26, 2025

概括

纤维细胞生长因子-2 (FGF-2) 有助于维持培养皮肤细胞中的黑色素细胞数量,但在组织工程皮肤替代品 (TES) 中没有显著改善色素. 需要进一步的研究来提高TES中的黑色素细胞比例,以改善烧伤患者的治疗结果.

科学领域:

再生医学是一种再生医学.
皮肤病学皮肤病学
组织工程是组织工程.

背景情况:

用组织工程皮肤替代品 (TESs) 治疗的烧伤患者通常会出现色素异常.
在TES中减少黑色素细胞的存在是低颜色和颜色斑点的可能原因.

研究的目的:

研究是否补充纤维细胞生长因子-2 (FGF-2) 的上皮细胞培养物可以增强黑色素细胞的增殖.
评估FGF-2对TESs中黑色素细胞数量和整体色素的影响.

主要方法:

皮质细胞培养物 (角质细胞和黑色细胞) 用不同剂量的FGF-2进行治疗.
监测了黑色素细胞的增殖和角质素细胞的分化.
用FGF-2处理的细胞制造了TES,以评估色素的结果.

主要成果:

0.2nM的最佳FGF-2剂量通过第一个通道维持了2D和上皮细胞培养中的黑色素细胞数量.
FGF-2并没有对角质细胞的增殖,分化或TES完整性产生负面影响.
单独服用FGF-2补充剂并没有增加表皮细胞培养中的黑色素细胞比例超过第一个通道或TESs.

结论:

在初始细胞培养阶段,FGF-2支持黑色素细胞的生长.
仅仅FGF-2不足以显著改善组织工程皮肤替代品中的黑色素细胞数量和色素.
需要进一步的策略来增强黑色素细胞的移植,并在TES中实现一致的色素.

关键词:

细胞培养培养的细胞培养.黑色素细胞是黑色素细胞.皮肤皮肤皮肤组织工程是组织工程.组织工程替代品

更多相关视频

Evaluation of Keratinocyte Proliferation on Two- and Three-dimensional Type I Collagen Substrates

Evaluation of Keratinocyte Proliferation on Two- and Three-dimensional Type I Collagen Substrates

Published on: April 22, 2019

Rapid Generation of Primary Murine Melanocyte and Fibroblast Cultures

Rapid Generation of Primary Murine Melanocyte and Fibroblast Cultures

Published on: June 26, 2019

相关概念视频

Introduction to Fibroblasts

Introduction to Fibroblasts

Rudolph Virchow discovered spindle-shaped cells called fibroblasts in 1858. Inactive fibroblasts, called fibrocytes, become activated by various stimuli, such as growth factors and inflammatory cytokines. Activated fibroblasts play a crucial role in wound healing, inflammation, formation of new blood vessels, and cancer progression. Uncontrolled activation of fibroblasts results in fibrosis, the excess deposition of fibrous tissue, which can lead to scarring and affect normal organs. This...

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...