Dr. Stanczyk is the Director of the Reproductive Endocrinology Laboratory and the Co-Director of the USC Reproductive Endocrine Clinical Laboratory. A nationally recognized expert in steroid and prostaglandin biochemistry, Dr. Stanczyk is a resource to residents interested in laboratory techniques, assay methodologies, and laboratory data analyses. He oversees the Molecular Biology Core Laboratory and actively participates in resident research. Publications: Maskarinec G, Beckford F, Morimoto Y, Franke AA, Stanczyk FZ. Association of estrogen measurements in serum and urine of premenopausal women. Biomark Med. 2015 May; 9(5):417-24. Nichols HB, Baird DD, Stanczyk FZ, Steiner AZ, Troester MA, Whitworth KW, Sandler DP. Anti-müllerian hormone concentrations in premenopausal women and breast cancer risk. Cancer Prev Res (Phila). 2015 Jun; 8(6):528-34. Demers LM, Hankinson SE, Haymond S, Key T, Rosner W, Santen RJ, Stanczyk FZ, Vesper HW, Ziegler RG. Measuring Estrogen Exposure and Metabolism: Workshop Recommendations on Clinical Issues. J Clin Endocrinol Metab. 2015 Jun; 100(6):2165-70. Hodis HN, Mack WJ, Shoupe D, Azen SP, Stanczyk FZ, Hwang-Levine J, Budoff MJ, Henderson VW. Methods and baseline cardiovascular data from the Early versus Late Intervention Trial with Estradiol testing the menopausal hormone timing hypothesis. Menopause. 2015 Apr; 22(4):391-401. Jung S, Egleston LB, Chandler DW, Horn LV, Hylton MN, Paris K, Klifa CC, Lasser NL, Le Blanc ES, Shepherd JA, Snetselaar LG, Stanczyk FZ, Stevens VJ, Dorgan JF. Adolescent endogenous sex hormones and breast density in early adulthood. Cancer Epidemiol Biomarkers Prev. 2015 Apr; 24(4):762.