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Frank Z Stanczyk, PhD

Research Professor of Obstetrics & Gynecology (Part-Time)

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Phone +1 323 226 3220
Email [email protected]
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Overview

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

  • Steroids, stress, and body mass index interact to accelerate female pubertal development. J Clin Endocrinol Metab. 2026 Aug 13; 111(9):2456-2465.. View in PubMed
  • Efficacy and safety of estrogen therapy for prevention of osteoporosis in postmenopausal women. Womens Health (Lond). 2026 Jan-Dec; 22:17455057261459264.. View in PubMed
  • PrEP at the site of action in cisgender and transgender women: A pharmacology study of blood and rectal CD4+ lymphocytes. Br J Clin Pharmacol. 2026 Aug; 92(8):2949-2959.. View in PubMed
  • Sex steroid hormones, gonadotropins, and risk of testicular germ cell tumors: results from the STEED study. J Natl Cancer Inst. 2026 May 01; 118(5):909-916.. View in PubMed
  • A detailed review of pharmacokinetics/pharmacodynamics of progestogens in oral contraception. Front Endocrinol (Lausanne). 2026; 17:1730768.. View in PubMed
  • Long-term tamoxifen impacts the ovary but not preimplantation embryo development†. Biol Reprod. 2026 03 16; 114(3):1115-1126.. View in PubMed
  • Estrobolome: Is there a missing link? J Steroid Biochem Mol Biol. 2026 May; 259:106967. Benagiano G, Pluchino N, Archer DF, Stanczyk FZ . View in PubMed
  • Challenges in developing accurate assays for the measurement of estradiol and testosterone in postmenopausal women. Menopause. 2025 Dec 01; 32(12):1149-1156.. View in PubMed
  • Chapter 3. Impact of estrogens on hemostasis. Front Endocrinol (Lausanne). 2025; 16:1617731.. View in PubMed
  • Anti-Müllerian Hormone Levels Are Associated With Skeletal Maturity in Adolescent Girls: A Longitudinal Study. Health Sci Rep. 2025 Sep; 8(9):e71209.. View in PubMed

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