By criteria of paper chromatography in 2 systems, formation of an acetate derivate, ultraviolet and infrared spectrophotometry, testosterone has been isolated and identified in systemic blood of normal male subjects given HCG intramuscularly. Plasma testosterone could not be found in normal male subjects not stimulated with HCG.
No takes yet. Share an insight, caveat, or question.
Oertel et al. (1959) studied this question.