Characterization of Persistent Organic Pollutants Exposure During Preconception and Preimplantation Development.

Inclusion Criteria: * Addressed to surgery for a voluntary sterilization purpose by bilateral salpingectomy or for total hysterectomy (due to pelvic organs prolapse, functional menorrhagia) * No previous pathology affecting directly or indirectly the tubal mucosa * Regular menstrual cycles (26 to 34 days) or under estro-progestative contraceptive * National health insurance affiliation or equivalent * Informed and free consent Exclusion Criteria: * Absence of 1 or 2 fallopian tubes * Current or previous disease with persistent effect on tubal mucosa (salpingitis, hydrosalpinx, medically treated extra-uterine pregnancy) * BRCA1 or 2 mutation in the subject or her first-degree relatives (parents, siblings, children) * ovarian cancer before age of 50 in a first-degree relative * uterine, tubal or ovarian anomaly visualized on a presurgical imagery and necessitating a total anatomopathological examination of one of the fallopian tube or a macroscopic anomaly visualized during surgery necessitating a total anatomopathological examination of one of the fallopian tube * Contraception using progestative alone * Ovarian desensitisation using gonadotropin-releasing hormone (GnRH) agonists * Bariatric surgery in the previous year * Placement under judicial protection, guardianship, or supervision