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A Method for High Fidelity Optogenetic Control of Individual Pyramidal Neurons In vivo
Published on: September 2, 2013
Phase-noise-induced resonance in a single neuronal system.
Xiaoming Liang1, Liang Zhao, Zonghua Liu
1Institute of Mathematics and Computer Science, University of São Paulo, São Carlos 13560-970, Brazil.
Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics
|November 9, 2011
Summary
Phase noise can induce resonance in single neurons with subthreshold signals and varying external signal periods. This study investigates the mechanisms behind these novel resonance phenomena in neuronal systems.
Area of Science:
- Computational neuroscience
- Nonlinear dynamics
- Physics of complex systems
Background:
- Phase-disorder-induced resonance observed in coupled excitable neurons with constant initial phases.
- Influence of initial phase disorder on single, isolated neurons remains unclear.
Purpose of the Study:
- Investigate the effect of initial phase disorder on single neuron behavior.
- Explore resonance phenomena in isolated neurons subjected to phase noise.
- Analyze mechanisms underlying noise-induced resonance in neuronal systems.
Main Methods:
- Modeling a single neuron with phase noise from time-varying initial signal phase.
- Analyzing resonance phenomena induced by phase noise.
- Investigating resonance by varying external signal period.
Main Results:
- Phase noise induces resonance in single neuronal systems with subthreshold signals.
- Additional resonance behavior observed by varying the external signal period in the presence of phase noise.
- Mechanisms behind these resonance phenomena were analyzed.
Conclusions:
- Phase noise plays a crucial role in inducing resonance in single neurons, even with subthreshold signals.
- Neuronal systems exhibit complex resonance behaviors influenced by both internal phase noise and external signal characteristics.
- Findings contribute to understanding noise-induced phenomena in biological and artificial neuronal networks.
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