title: Enzyme labeling of steroids by the N-succinimidyl ester method. Preparation of horseradish peroxidase-labeled antigen for use in enzyme immunoassay.
mesh_terms: D004952:Esters; D006735:Horseradish Peroxidase; D007124:Immunoenzyme Techniques; D013256:Steroids / Q000032:analysis*; D013388:Succinimides; D013739:Testosterone / Q000032:analysis
chemical_list: D004952:Esters; D013256:Steroids; D013388:Succinimides; D013739:Testosterone; D006735:Horseradish Peroxidase