Analyzing Dynamical Behavior of Cellular Networks via Stochastic Bifurcations
2011

Analyzing Cellular Networks with Stochastic Bifurcations

publication Evidence: moderate

Author Information

Author(s): Zakharova Anna, Kurths Jürgen, Vadivasova Tatyana, Koseska Aneta

Primary Institution: Center for Dynamics of Complex Systems, University of Potsdam, Potsdam, Germany

Hypothesis

How do complex networks give rise to various coherent responses under stochastic influence?

Conclusion

The study shows that noise can significantly influence the behavior of genetic networks, leading to different cellular functionalities and differentiation.

Supporting Evidence

  • The study defines a concept of stochastic bifurcations to investigate genetic networks.
  • It shows that under stochastic influence, the expression of proteins is determined by probability distributions.
  • The research indicates that noise can induce jumps between coexisting states in genetic networks.
  • The findings suggest that cellular diversity can evolve due to stochasticity and intercellular communication.

Takeaway

This study looks at how noise affects cells and their ability to change types, showing that a little bit of randomness can help cells adapt better.

Methodology

The study uses mathematical models and simulations to analyze the behavior of genetic networks under stochastic conditions.

Limitations

The study primarily focuses on synthetic genetic networks, which may not fully represent natural systems.

Digital Object Identifier (DOI)

10.1371/journal.pone.0019696

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