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Experientia

, Volume 32, Issue 7, pp 944–945 | Cite as

Circadian variation of serum testosterone in the adult male rat with a late morning acrophase

  • M. J. Wilson
  • J. M. McMillin
  • U. S. Seal
  • K. Ahmed
Specialia Endocrinologica

Summary

Serum testosterone concentrations were measured in adult male Sprague-Dawley rats. A significant circadian testosterone rhythm (p<0.01) was found with peak values at 10.00 and 13.00 h.

Keywords

Testosterone Serum Testosterone Circadian Variation Testosterone Concentration Late Morning 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

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Copyright information

© Birkhäuser Verlag 1976

Authors and Affiliations

  • M. J. Wilson
    • 1
    • 2
  • J. M. McMillin
    • 1
    • 2
  • U. S. Seal
    • 1
    • 2
  • K. Ahmed
    • 1
    • 2
  1. 1.Toxicology Research LaboratoryVeterans Administration HospitalMinneapolisUSA
  2. 2.Department of Laboratory Medicine and PathologyUniversity of MinnesotaUSA

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