The measurement of plasma delta-4-androstenedione by competitive protein binding.
D015068:17-Ketosteroids / Q000097:blood*; D000731:Androstanes / Q000097:blood*; D001896:Boron Compounds; D002247:Carbon Isotopes; D002854:Chromatography, Paper; D002855:Chromatography, Thin Layer; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D011247:Pregnancy; D011485:Protein Binding; D012712:Serum Globulins; D013739:Testosterone / Q000097:blood; D014316:Tritium
D015068:17-Ketosteroids; D000731:Androstanes; D001896:Boron Compounds; D002247:Carbon Isotopes; D012712:Serum Globulins; D014316:Tritium; D013739:Testosterone