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Merkel Cell Polyomavirus Infection and Detection
Published on: February 7, 2019
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Emerging in vitro models to study Merkel cell carcinoma pathobiology
Chiara Mazziotta1, John Charles Rotondo2
1Department of Medical Oncology, Dana-Farber Cancer Institute, Harvard Medical School, Boston, MA, United States.
Frontiers in Cell and Developmental Biology
|October 27, 2025
Summary
Merkel cell carcinoma (MCC) research requires better preclinical models. This review details current 2D and 3D in vitro models for studying MCC development and progression, aiding future clinical applications.
Area of Science:
- Oncology
- Virology
- Dermatology
Background:
- Merkel cell carcinoma (MCC) is a rare, aggressive skin cancer.
- MCC is linked to Merkel cell polyomavirus (MCPyV) or UV mutations.
- Despite different causes, MCC tumors share clinical features.
Purpose of the Study:
- To review current in vitro models for MCC research.
- To understand MCC pathogenesis and cellular origins.
- To guide the development of improved preclinical models.
Main Methods:
- Review of existing literature on 2D and 3D in vitro MCC models.
- Analysis of model systems recapitulating MCC pathobiology.
- Discussion of model utility in studying viral and non-viral MCC.
Main Results:
- Various 2D and 3D in vitro models exist for MCC.
- These models aid in studying MCPyV infection and UV-induced mutations.
- Models are crucial for understanding MCC initiation and progression.
Conclusions:
- Refined in vitro models are essential for advancing MCC research.
- Improved models will enhance understanding of MCC mechanisms.
- This knowledge can lead to better clinical applications for MCC patients.
