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Circadian programming in cyanobacteria
Daily biological rhythms in cyanobacteria
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Abstract
Cyanobacteria exhibit daily rhythms in gene expression that are governed by a biological clock independent of cell division.
- The biological clock regulates global gene expression in cyanobacteria.
- Fitness is improved when the circadian period aligns with the environmental cycle.
- Three clock genes have been identified, including one associated with DNA processing enzymes.
- A new model suggests that changes in chromosome status may drive the rhythmic gene expression.
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