Related Experiment Video
Updated: Jan 28, 2026

Fertility Preservation Through Oocyte Vitrification: Clinical and Laboratory Perspectives
Published on: September 16, 2021
[Fertility preservation].
Nathalie Rives1, France Verhaeghe1, Pierre Di Pizio1
1Laboratoire de biologie de la reproduction, CECOS, EA 4308 Gamétogenèse et qualité du gamète, hôpital Charles-Nicolle, CHU-Hôpitaux de Rouen, Rouen, France.
Cancer treatments can harm fertility. Fertility preservation techniques like freezing eggs or sperm help patients maintain reproductive potential after treatment. The CECOS network coordinates these vital services.
Area of Science:
- Reproductive Medicine
- Oncology
- Genetics
Background:
- Cancer treatments such as chemotherapy and radiotherapy can impair ovarian and testicular function, leading to reduced or absent gamete production.
- Improved cancer prognoses necessitate strategies to mitigate treatment-related infertility.
- Fertility preservation is crucial for restoring reproductive capabilities in cancer survivors.
Purpose of the Study:
- To outline the importance and methods of fertility preservation in patients undergoing treatments with potential gonadal toxicity.
- To describe the role of the French national sperm banking network (CECOS) in managing fertility preservation techniques.
Main Methods:
- Fertility preservation involves cryopreservation of gametes (oocytes, spermatozoa), embryos, and germinal tissues (ovarian and testicular tissue).
- Techniques aim to safeguard reproductive potential for future use.
- The CECOS network provides a coordinated national approach to these procedures.
Main Results:
- Fertility preservation offers a viable option for patients to retain the possibility of biological parenthood after cancer treatment.
- The CECOS network centralizes and standardizes fertility preservation services across France.
- Successful implementation of these techniques can significantly improve the quality of life for cancer survivors.
Conclusions:
- Fertility preservation is an essential component of comprehensive cancer care, addressing the long-term well-being of patients.
- Coordinated national networks like CECOS are vital for ensuring equitable access to and standardized delivery of fertility preservation services.
- Further research and development in cryobiology and assisted reproductive technologies will continue to enhance fertility restoration outcomes.
Related Concept Videos
Fertilization
In Vitro Fertilization
The IVF process begins with ovarian stimulation, during which reproductive endocrinologists prescribe hormonal medications to stimulate the ovaries to produce multiple eggs instead of the single...
Pollination and Flower Structure
The Angiosperm Life Cycle
Seed Structure and Early Development of the Sporophyte
What is a Species?

