title: Circadian rhythms: as time glows by in bacteria.
authors.forename: Carl Hirschie
authors.initials: CH
authors.lastname: Johnson
mesh_terms: D000818:Animals; D001683:Biological Clocks / Q000502:physiology; D002940:Circadian Rhythm / Q000502:physiology*; D000458:Cyanobacteria / Q000166:cytology / Q000235:genetics / Q000502:physiology*; D015964:Gene Expression Regulation, Bacterial; D008163:Luminescent Measurements