Bistability and Oscillations in the MAPK Signaling Model
Author Information
Author(s): Qiao Liang, Nachbar Robert B, Kevrekidis Ioannis G, Shvartsman Stanislav Y
Primary Institution: Princeton University
Hypothesis
Is single-stage bistability a necessary condition for oscillations in multistage networks?
Conclusion
The study found that a significant fraction of the parameter space in the MAPK model exhibits bistability and oscillations.
Supporting Evidence
- 80% of generated models led to single-valued input/output maps.
- 10% of models exhibited oscillatory behavior.
- 10% of models were bistable.
Takeaway
The researchers looked at how a signaling model behaves and found that it can switch between different states, like a light switch, depending on certain conditions.
Methodology
The study used a combination of random parameter sampling and continuation algorithms to analyze the MAPK cascade model.
Limitations
The study does not clarify whether oscillations and bistability exist within the isolated MAPK cascade.
Statistical Information
Confidence Interval
95%
Digital Object Identifier (DOI)
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