简介：
Overview
This protocol outlines the isolation of primary myofibroblasts from murine and human esophagus. The cultured cells exhibit a myofibroblast phenotype, characterized by spindle-shaped morphology and specific marker expression.
Key Study Components
Area of Science
- Cell biology
- Neuroscience
- Tissue engineering
Background
- Myofibroblasts play a crucial role in tissue repair and fibrosis.
- Understanding epithelial-stromal interactions is essential for various biological studies.
- Primary cultures provide a relevant model for studying these interactions.
- Isolation of myofibroblasts can enhance research in esophageal diseases.
Purpose of Study
- To develop a reliable method for isolating primary myofibroblasts.
- To characterize the isolated cells for functional studies.
- To facilitate research on epithelial-stromal interactions in the esophagus.
Methods Used
- Harvesting the esophagus from donor neonate mice.
- Separating mucosa from muscularis propria.
- Mincing and washing tissue in HBSS.
- Digesting tissue with collagenase to release mesenchymal cells.
Main Results
- Successful isolation of myofibroblasts with spindle-shaped morphology.
- Expression of α-SMA and vimentin confirmed myofibroblast phenotype.
- Absence of epithelial, hematopoietic, and endothelial markers in cultured cells.
- Cells are suitable for functional studies of epithelial-stromal interactions.
Conclusions
- The protocol effectively isolates primary myofibroblasts from esophageal tissue.
- Characterized cells can be utilized in further research.
- This method contributes to understanding the role of myofibroblasts in esophageal biology.
What are myofibroblasts?
Myofibroblasts are specialized cells involved in wound healing and tissue repair, characterized by their contractile properties.
Why is it important to study epithelial-stromal interactions?
Epithelial-stromal interactions are crucial for understanding tissue development, repair, and various diseases.
How are primary myofibroblasts isolated?
They are isolated by harvesting esophageal tissue, digesting it with collagenase, and culturing in specific media.
What markers are used to identify myofibroblasts?
Common markers include α-SMA and vimentin, which are indicative of the myofibroblast phenotype.
Can these cultured cells be used for functional studies?
Yes, the characterized myofibroblasts can be used to study epithelial-stromal interactions and related functions.
What is the significance of using both murine and human tissues?
Using both tissue types allows for comparative studies and enhances the relevance of findings to human health.
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