Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Spermatogenesis01:41

Spermatogenesis

Spermatogenesis is the process by which haploid sperm cells are produced in the male testes. It starts with stem cells located close to the outer rim of seminiferous tubules. These spermatogonial stem cells divide asymmetrically to give rise to additional stem cells (meaning that these structures “self-renew”), as well as sperm progenitors, called spermatocytes. Importantly, this method of asymmetric mitotic division maintains a population of spermatogonial stem cells in the male reproductive...
Sex-linked Disorders01:43

Sex-linked Disorders

Like autosomes, sex chromosomes contain a variety of genes necessary for normal body function. When a mutation in one of these genes results in biological deficits, the disorder is considered sex-linked.
Fertilization01:38

Fertilization

During fertilization, an egg and sperm cell fuse to create a new diploid structure. In humans, the process occurs once the egg has been released from the ovary, and travels into the fallopian tubes. The process requires several key steps: 1) sperm present in the genital tract must locate the egg; 2) once there, sperm need to release enzymes to help them burrow through the protective zona pellucida of the egg; and 3) the membranes of a single sperm cell and egg must fuse, with the sperm...
Gene Conversion02:08

Gene Conversion

Other than maintaining genome stability via DNA repair, homologous recombination plays an important role in diversifying the genome. In fact, the recombination of sequences forms the molecular basis of genomic evolution. Random and non-random permutations of genomic sequences create a library of new amalgamated sequences. These newly formed genomes can determine the fitness and survival of cells. In bacteria, homologous and non-homologous types of recombination lead to the evolution of new...
Types of Genetic Transfer Between Organisms02:18

Types of Genetic Transfer Between Organisms

Genetic transfer occurs when genetic information is passed from one organism to another. It occurs via two mechanisms: vertical gene transfer and horizontal gene transfer. Vertical gene transfer occurs when genetic information is transferred from one generation to the next, which happens much more frequently than horizontal gene transfer. Both sexual and asexual reproduction are forms of vertical gene transfer, where one or more organisms pass some or all of their genome onto their progeny.
Types of Genetic Transfer Between Organisms02:18

Types of Genetic Transfer Between Organisms

Genetic transfer occurs when genetic information is passed from one organism to another. It occurs via two mechanisms: vertical gene transfer and horizontal gene transfer. Vertical gene transfer occurs when genetic information is transferred from one generation to the next, which happens much more frequently than horizontal gene transfer. Both sexual and asexual reproduction are forms of vertical gene transfer, where one or more organisms pass some or all of their genome onto their progeny.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Motivations and personality characteristics of candidate sperm and oocyte donors according to parenthood status: a national study from the French CECOS network.

Human reproduction open·2022
Same author

Decrease of spermatozoa with an unbalanced chromosome content after cell sorting in men carrying a structural chromosomal abnormality.

Andrology·2019
Same author

People living with HIV and procreation: 30 years of progress from prohibition to freedom?

Human reproduction (Oxford, England)·2016
Same author

[Not Available].

Progres en urologie : journal de l'Association francaise d'urologie et de la Societe francaise d'urologie·2015
Same author

[Not Available].

Progres en urologie : journal de l'Association francaise d'urologie et de la Societe francaise d'urologie·2015
Same author

Sperm freezing to address the risk of azoospermia on the day of ICSI.

Human reproduction (Oxford, England)·2015
Same journal

[How I do… to see the sliding sign by transvaginal ultrasonography?]

Gynecologie, obstetrique & fertilite·2016
Same journal

[Cell-free fetal DNA screening tests for trisomy 21].

Gynecologie, obstetrique & fertilite·2016
Same journal

[Lucy's cancer(s): A prehistorical origin?]

Gynecologie, obstetrique & fertilite·2016
Same journal

[Male age in assisted reproductive technologies: Is there a limit?]

Gynecologie, obstetrique & fertilite·2016
Same journal

[Iodinated contrast in pregnant women and neonatal thyroid function].

Gynecologie, obstetrique & fertilite·2016
Same journal

[Breast cancer and diabetes mellitus: Complex interactions].

Gynecologie, obstetrique & fertilite·2016
See all related articles

Related Experiment Video

Updated: May 17, 2026

Mouse Round Spermatid Injection
08:41

Mouse Round Spermatid Injection

Published on: January 26, 2024

[Anonymity and gamete donation].

L Bujan1, D Le Lannou, J-M Kunstmann

  • 1CECOS Groupe d'Activité de Médecine de la Reproduction, Hôpital Paule de Viguier, CHU Toulouse et Université de Toulouse, UPS, Groupe de Recherche en Fertilité Humaine, EA 3694, Human Fertility Research Group, 330 Avenue de Grande Bretagne, 31059 Toulouse, Cedex, France. bujan.l@chu-toulouse.fr

Gynecologie, Obstetrique & Fertilite
|November 13, 2012
PubMed
Summary
This summary is machine-generated.

French gamete donation law upholds donor anonymity, balancing principles of no payment and solidarity. This ensures ethical practices while addressing complex issues for all parties involved in assisted reproduction.

More Related Videos

Gamete Collection and In Vitro Fertilization of Astyanax mexicanus
10:52

Gamete Collection and In Vitro Fertilization of Astyanax mexicanus

Published on: May 25, 2019

Germ Cell Transplantation and Testis Tissue Xenografting in Mice
10:41

Germ Cell Transplantation and Testis Tissue Xenografting in Mice

Published on: February 6, 2012

Related Experiment Videos

Last Updated: May 17, 2026

Mouse Round Spermatid Injection
08:41

Mouse Round Spermatid Injection

Published on: January 26, 2024

Gamete Collection and In Vitro Fertilization of Astyanax mexicanus
10:52

Gamete Collection and In Vitro Fertilization of Astyanax mexicanus

Published on: May 25, 2019

Germ Cell Transplantation and Testis Tissue Xenografting in Mice
10:41

Germ Cell Transplantation and Testis Tissue Xenografting in Mice

Published on: February 6, 2012

Area of Science:

  • Reproductive Medicine
  • Bioethics
  • Law

Context:

  • Gamete donation in France is governed by strict principles: anonymity, no payment, and solidarity.
  • Assisted reproduction is permitted only when a medical indication exists for recipient couples.
  • A significant debate surrounding donor anonymity preceded the revision of French bioethics law.

Purpose:

  • To review the concept of anonymity in gamete donation.
  • To explore its connections to the child's origin, conception secrecy, and the grieving process for fertility, children, donors, and recipient couples.
  • To examine the international landscape of gamete donation anonymity.

Summary:

  • The article analyzes the multifaceted implications of anonymity in gamete donation, considering psychological and ethical dimensions.
  • It highlights the role of CECOS (centers for sperm and egg donation) in the French system.
  • Despite extensive debate, French law maintains donor anonymity.

Impact:

  • The findings inform ongoing bioethical discussions regarding assisted reproductive technologies.
  • The study provides insights into the legal and ethical frameworks governing gamete donation.
  • It underscores the complexity of balancing donor anonymity with the rights and needs of all stakeholders.