A simplified multivariate Markov chain model for the construction and control of genetic regulatory networks

Shu Qin ZHANG*, Wai Ki CHING, Yue JIAO, Ling Yun WU, Raymond H. CHAN

*Corresponding author for this work

Research output: Book Chapters | Papers in Conference ProceedingsConference paper (refereed)Researchpeer-review

1 Citation (Scopus)

Abstract

The construction and control of genetic regulatory networks using gene expression data is an important research topic in bioinformatics. Probabilistic Boolean Networks (PBNs) have been served as an effective tool for this purpose. However, PBNs are difficult to be used in practice when the number of genes is large because of the huge computational cost. In this paper, we propose a simplified multivariate Markov model for approximating a PBN. The new model can preserve the strength of PBNs and at the same time reduce the complexity of the network and therefore the computational cost. We then present an optimal control model with hard constraints for the purpose of control/intervention of a genetic regulatory network. Numerical experimental examples based on the yeast data are then given to demonstrate the effectiveness of our proposed model and control policy.

Original languageEnglish
Title of host publicationThe 2nd International Conference on Bioinformatics and Biomedical Engineering, iCBBE 2008
PublisherIEEE
Pages569-572
Number of pages4
ISBN (Print)9781424417483
DOIs
Publication statusPublished - May 2008
Externally publishedYes
Event2nd International Conference on Bioinformatics and Biomedical Engineering, iCBBE 2008 - Shanghai, China
Duration: 16 May 200818 May 2008

Conference

Conference2nd International Conference on Bioinformatics and Biomedical Engineering, iCBBE 2008
Country/TerritoryChina
CityShanghai
Period16/05/0818/05/08

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