Six Types of Multistability in a Neuronal Model Based on Slow Calcium Current
2011

Six Types of Multistability in a Neuronal Model Based on Slow Calcium Current

publication Evidence: moderate

Author Information

Author(s): Malashchenko Tatiana, Shilnikov Andrey, Cymbalyuk Gennady

Primary Institution: Georgia State University

Hypothesis

What are the bio-physical mechanisms underlying different types of co-existence of oscillatory and silent regimes in a neuronal model?

Conclusion

The study developed a neuronal model that exhibits a rich variety of different types of multistability.

Supporting Evidence

  • The model shows six types of multistability: tonic spiking and hyperpolarized silence, tonic spiking and subthreshold oscillations, tonic spiking and bursting, bursting and subthreshold oscillations, bursting and hyperpolarized silence, and bursting, subthreshold oscillations, and silence.
  • The study provides a unique opportunity to study the dynamics of networks with neurons possessing different types of multistability.
  • The mechanisms supporting multistability are not well understood or classified, highlighting a gap in current knowledge.

Takeaway

This study shows that neurons can switch between different types of activity, like being quiet or bursting with activity, depending on certain conditions.

Methodology

A low-dimensional model of a leech heart interneuron was developed and analyzed using bifurcation analysis.

Digital Object Identifier (DOI)

10.1371/journal.pone.0021782

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication