Importance of the Microtubule Cytoskeleton in Oocyte Competence

Inclusion Criteria: * Informed consent form dated and signed. * Already consented to perform oocyte donation. * Age ≥18 and \<35 years old. * AFC ≥20. * BMI ≥18.5 Kg/m2 and \<30 Kg/m2. * Two ovaries present. * No current pregnancy-wish. Exclusion Criteria: * Simultaneous participation in another clinical study or participation in another clinical study before inclusion in the present study that could affect its objectives. * Previous history of poor ovarian response (\<4 oocytes retrieved) with a maximal dose of ovarian stimulation (≥300 IU/day). * Use of hormone contraceptives in the month preceding eventual inclusion. * Presence of a medical condition which is known to affect ART outcome (e.g. thyroid dysfunction). * Active female smoking. * Ongoing pregnancy. * Current use of anti-depressants, anti-psychotics, steroids, antiepileptics or chemotherapy. * Known allergy or hypersensitivity to any of the study non-IMP.