简介：
Overview
This article presents simple and cost-effective procedures for creating customized 3D skin models in cell culture laboratories. These models can be tailored to specific research needs, providing a more realistic platform for testing ingredients and cytotoxicity.
Key Study Components
Area of Science
- Cell culture
- 3D skin models
- Cytotoxicity testing
Background
- Commercial 3D skin models are limited in cell type diversity.
- Real skin complexity includes various cell types with essential functions.
- 2D cell models lack accuracy in representing real interactions.
- Cost limits the widespread use of commercial 3D models.
Purpose of Study
- To develop affordable and straightforward methods for creating 3D skin models.
- To enable researchers to conduct preliminary experiments on realistic platforms.
- To highlight the importance of using realistic models for ingredient testing.
Methods Used
- Preparation of skin cell suspensions from keratinocytes, fibroblasts, and melanocytes.
- Hanging drop method for creating cell spheres.
- Limiting cell adhesion method for forming stable aggregates.
- Monitoring cell growth and morphology using optical microscopy.
Main Results
- Self-established models can incorporate up to four cell types.
- Limiting cell adhesion methods yield more stable and well-shaped spheres.
- Customized models allow for better representation of skin complexity.
- Models are replicable even by novice researchers.
Conclusions
- Custom 3D skin models provide a cost-effective alternative to commercial options.
- Realistic models are crucial for accurate ingredient testing.
- Simple protocols make these models accessible for routine research.
What types of cells are used in the 3D skin models?
The models can include keratinocytes, fibroblasts, melanocytes, and mast cells.
How do the self-established models compare to commercial models?
They offer greater customization and cost-effectiveness, incorporating more cell types.
What methods are used to create the skin models?
The hanging drop method and limiting cell adhesion method are employed.
Can novice researchers replicate these methods?
Yes, the protocols are designed to be accessible and straightforward.
What is the significance of using realistic models?
Realistic models improve the accuracy of ingredient testing and cytotoxicity assessments.
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