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Cross-species comparison of genome-wide expression patterns

Xianghong Jasmine Zhou1 and Greg Gibson2*

Author Affiliations

1 Department of Biological Sciences, University of Southern California, Los Angeles, CA 90089-0371, USA

2 Department of Genetics, North Carolina State University, Raleigh, NC 27695-7614, USA

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Genome Biology 2004, 5:232  doi:10.1186/gb-2004-5-7-232

Published: 21 June 2004


The rapid accumulation of microarray data from multiple species provides unprecedented opportunities to study the evolution of biological systems. Recent studies have used cross-species comparisons of expression profiles to annotate gene functions, to draw evolutionary inferences concerning specific biological processes and to study the global properties of expression networks.