title: Persistence of circadian rhythms in hematologic and biochemical functions except for melatonin, following a single 12 hour prolongation of the light span.
authors.affiliation: St. Paul-Ramsey Medical Center/Ramsey Clinic, University of Minnesota, St. Paul 55101.
authors.forename: D J
authors.initials: DJ
authors.lastname: Lakatua
authors.forename: E
authors.initials: E
authors.lastname: Haus
authors.forename: L
authors.initials: L
authors.lastname: Sackett-Lundeen
authors.forename: A
authors.initials: A
authors.lastname: Fraboni
authors.forename: R
authors.initials: R
authors.lastname: Reilly
mesh_terms: D000818:Animals; D002940:Circadian Rhythm / Q000502:physiology*; D003345:Corticosterone / Q000097:blood; D004780:Environment, Controlled; D005260:Female; D006454:Hemoglobins / Q000378:metabolism; D007958:Leukocyte Count; D008027:Light; D008112:Liver Glycogen / Q000378:metabolism; D008550:Melatonin / Q000097:blood; D051381:Rats; D011919:Rats, Inbred Strains
chemical_list: D006454:Hemoglobins; D008112:Liver Glycogen; D008550:Melatonin; D003345:Corticosterone