Related Experiment Video
Updated: Mar 28, 2026
08:49
A 3D Organotypic Melanoma Spheroid Skin Model
Published on: May 18, 2018
16.8K
[Homogeneous and heterogeneous 3D melanoma models in vitro]
O F Kandarakov1,2, M V Kalashnikova1, A A Vartanian3
1Engelhardt Institute of Molecular Biology, Russian Academy of Sciences, Moscow, 119991 Russia;
Molekuliarnaia Biologiia
|December 30, 2015
Summary
Three-dimensional (3D) melanoma cell cultures, especially when co-cultured with mesenchymal stem cells (MSCs), offer a promising model for studying tumor growth and drug efficacy. MSCs facilitate the formation of uniform melanoma spheroids, aiding in therapeutic evaluations.
Area of Science:
- Oncology
- Cell Biology
- Biotechnology
Background:
- Malignant tumor growth is a three-dimensional process reliant on stromal support for cell protection and proliferation.
- In vitro three-dimensional (3D) cell culture models, particularly co-culture systems, are crucial for studying tumor behavior.
- Understanding melanoma cell interactions within 3D environments is vital for developing effective cancer therapies.
Purpose of the Study:
- To investigate the 3D spheroid formation of two human melanoma cell lines using the hanging drop method.
- To analyze the impact of co-culturing melanoma cells with human mesenchymal stem cells (MSCs) on spheroid development.
- To evaluate the potential of these 3D melanoma models for assessing antimelanoma drug efficacy.
Main Methods:
- Utilized the hanging drop method for 3D cell culturing of two human melanoma cell lines (Mel Cher and MeWo).
- Performed co-cultures of melanoma cells with human mesenchymal stem cells (MSCs).
- Employed fluorescent dyes for visualizing cell distribution within mixed spheroids.
Main Results:
- Melanoma cell lines exhibited differential behavior in 3D cultures; Mel Cher formed spheroids rapidly, while MeWo did not form spheroids within 48 hours.
- Co-culturing with MSCs promoted the formation of compact 3D spheroids for both melanoma cell lines.
- Fluorescent visualization indicated clustering of melanoma cells within heterogeneous spheroids containing MSCs.
Conclusions:
- Mesenchymal stem cells (MSCs) significantly enhance the ability of melanoma cells to form 3D spheroids in vitro.
- The observed differential spheroid formation and cell clustering provide insights into melanoma cell behavior in 3D.
- These 3D melanoma models, incorporating stromal components like MSCs, are valuable for evaluating antimelanoma drug responses.
