title: Difference in binding of  14 C and tritium-labeled testosterone by the sex-binding globulin (SBG).
mesh_terms: D001681:Biological Assay; D002247:Carbon Isotopes; D006801:Humans; D008297:Male; D008722:Methods; D011485:Protein Binding; D012712:Serum Globulins / Q000378:metabolism*; D013739:Testosterone / Q000378:metabolism*; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D012712:Serum Globulins; D014316:Tritium; D013739:Testosterone