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[Recombinant FSH. Characteristics and therapeutical values]
1Service d'Endocrinologie, Hôpital Saint-Antoine, Paris.
Annales D'Endocrinologie
|January 1, 1995
Summary
Recombinant human follicle-stimulating hormone (rec-FSH) offers a pure, unlimited supply for reproductive health. Its identical pharmacokinetics to natural FSH confirm key endocrine theories and enable precise ovarian stimulation and spermatogenesis induction.
Area of Science:
- Reproductive Endocrinology
- Molecular Biology
- Biotechnology
Context:
- Pituitary glycoprotein hormones, luteinizing hormone (LH) and follicle-stimulating hormone (FSH), are crucial for gonadal function.
- Advances in molecular biology enable the synthesis of human recombinant hormones (rec).
Purpose:
- To introduce the clinical availability and applications of recombinant human FSH (rec-FSH).
- To highlight the advantages of pure, recombinant gonadotropins in clinical practice.
Summary:
- Recombinant FSH (rec-FSH) is a pure, synthetically produced hormone with pharmacokinetics identical to its natural counterpart.
- Its use validates the "Two-cell--Two gonadotropins" theory, demonstrating follicular growth induction without immediate estradiol increase.
- Clinical applications include ovarian stimulation and inducing spermatogenesis in men with hypogonadotropic hypogonadism.
Impact:
- Provides an unlimited, pure source of FSH for clinical use.
- Enables precise modulation of the FSH/LH ratio for improved therapeutic outcomes.
- Confirms fundamental principles of reproductive physiology and expands treatment options for infertility.