DocumentCode :
746168
Title :
Stability of genetic regulatory networks with time delay
Author :
Chen, Luonan ; Aihara, Kazuyuki
Author_Institution :
Dept. of Electr. Eng. & Electron., Osaka Sangyo Univ., Japan
Volume :
49
Issue :
5
fYear :
2002
fDate :
5/1/2002 12:00:00 AM
Firstpage :
602
Lastpage :
608
Abstract :
Presents a model for genetic regulatory networks with time delays, which is described by functional differential equations or delay differential equations (DDE), provide necessary and sufficient conditions for simplifying the genetic network model, and further analyze nonlinear properties of the model in terms of local stability and bifurcation. The proposed model transforms the original interacting network into several simple transcendental equations at an equilibrium, thereby significantly reducing the computational complexity and making analysis of stability and bifurcation tractable for even large-scale networks. Finally, to test the theory, a repressilator model is used as an example for numerical simulation
Keywords :
bifurcation; computational complexity; delay-differential systems; genetics; nonlinear dynamical systems; proteins; bifurcation; computational complexity; delay differential equations; functional differential equations; genetic regulatory networks; large-scale networks; local stability; nonlinear properties; repressilator model; time delay; transcendental equations; Bifurcation; Computational complexity; Delay effects; Differential equations; Genetics; Large-scale systems; Nonlinear equations; Stability analysis; Sufficient conditions; Transforms;
fLanguage :
English
Journal_Title :
Circuits and Systems I: Fundamental Theory and Applications, IEEE Transactions on
Publisher :
ieee
ISSN :
1057-7122
Type :
jour
DOI :
10.1109/TCSI.2002.1001949
Filename :
1001949
Link To Document :
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