title: Diurnal variations of plasma testosterone in two prosimian primates (Galago crassicaudatus crassicaudatus and Lemur catta).
mesh_terms: D000818:Animals; D002940:Circadian Rhythm; D007900:Lemur / Q000097:blood; D008027:Light; D008297:Male; D010775:Photic Stimulation; D011863:Radioimmunoassay; D011443:Strepsirhini / Q000097:blood*; D013739:Testosterone / Q000097:blood*
chemical_list: D013739:Testosterone