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Updated: Dec 26, 2025
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Quantitative Analysis of Cancer Metastasis using an Avian Embryo Model
Published on: May 30, 2011
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A plausible accelerating function of intermediate states in cancer metastasis
Hanah Goetz1, Juan R Melendez-Alvarez1, Luonan Chen2,3
1School of Biological and Health Systems Engineering, Arizona State University, Tempe, Arizona, United States of America.
Plos Computational Biology
|March 11, 2020
Summary
Understanding epithelial-mesenchymal transition (EMT) reveals that more intermediate states accelerate cell transformation. Stabilized states can trap cells, impacting cancer metastasis dynamics.
Area of Science:
- Cellular biology
- Cancer research
- Developmental biology
Background:
- Epithelial-mesenchymal transition (EMT) is crucial for development, regeneration, and cancer metastasis.
- EMT is a complex process involving multiple intermediate states, not just a binary switch.
- The functional significance of these partial EMT states remains largely unexplored.
Purpose of the Study:
- To investigate how the number of partial epithelial-mesenchymal transition (EMT) states influences cell transformation dynamics.
- To elucidate the statistical mechanisms governing EMT progression.
- To understand the role of intermediate states in cancer metastasis.
Main Methods:
- Utilized a hidden Markov model fitted with experimental data to statistically model EMT.
- Analyzed the impact of varying the number of intermediate states on EMT acceleration.
- Investigated the effects of parallel paths and transition layers on EMT dynamics.
Main Results:
- Proposed a statistical mechanism for EMT involving potentially numerous unobservable microstates within observable macrostates.
- Demonstrated that increasing the number of intermediate EMT states accelerates the cell transformation process.
- Observed that parallel paths or transition layers can further expedite EMT.
- Identified that stabilized intermediate states can lead to cellular entrapment in a partial EMT state.
Conclusions:
- The number and arrangement of intermediate states significantly modulate the speed and outcome of EMT.
- EMT plasticity, characterized by intermediate states, plays a critical role in cancer metastasis.
- This study provides insights into the dynamics and functional implications of EMT plasticity.
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