Radioimmunoassay for 4-androsten-3,17-dione, including the synthesis, production, and characterization of the antiserum.

Introduction Norma F. Beach, M. Elizabeth Buoy,’ Walfred S. Hailer,2Howard J. Johnson,3 and Paige K. Beach, Reproductive Research Laboratory, St. Luke’s Episcopal Hospital, and Department of Obstetrics and Gynecology, Baylor College of Medicine, Texas Medical Center, Houston, TX 77030 Demetrios S. Sgoutas, Departments of Pathology and Laborato,y Medicine, Emory University, Atlanta, GA 30322 George H. Wien, Phoenix Research, 79 Eyland Ave., Succasunna, NJ 07876