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Global orchestration of gene expression by the biological clock of cyanobacteria

Carl Hirschie Johnson

Author Affiliations

Department of Biological Sciences, Vanderbilt University, Nashville, TN 37235, USA

Genome Biology 2004, 5:217  doi:

Published: 29 March 2004


Prokaryotic cyanobacteria express robust circadian (daily) rhythms under the control of a central clock. Recent studies shed light on the mechanisms governing circadian rhythms in cyanobacteria and highlight key differences between prokaryotic and eukaryotic clocks.