An annual rhythm in the plasma testosterone of adult male rhesus monkeys maintained in the laboratory.
D000818:Animals; D000830:Animals, Laboratory; D002854:Chromatography, Paper; D008251:Macaca; D008253:Macaca mulatta; D008297:Male; D010507:Periodicity; D011863:Radioimmunoassay; D012621:Seasons; D013739:Testosterone / Q000097:blood*; D014316:Tritium
D014316:Tritium; D013739:Testosterone