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Minimally Invasive Embryo Transfer and Embryo Vitrification at the Optimal Embryo Stage in Rabbit Model

Minimally Invasive Embryo Transfer and Embryo Vitrification at the Optimal Embryo Stage in Rabbit Model

Published on: May 16, 2019

[Embryo donation in developing countries].

Jorge Alberto Alvarez-Díaz¹

¹Unidad de Historia de la Medicina, Facultad de Medicina, Universidad Complutense de Madrid, Madrid, España. bioetica_reproductiva@hotmail.com

Gaceta Medica De Mexico

|October 21, 2010

Summary

This summary is machine-generated.

Surplus embryos are most often discarded or donated for research, according to a review of data from developed countries. Donation aims include infertility therapy, biomedical research, and teaching.

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Area of Science:

Reproductive Medicine and Embryology
Bioethics

Background:

Surplus embryos from assisted reproductive technologies can be cryopreserved, discarded, or donated.
Embryo donation serves multiple purposes, including infertility treatment, basic and stem cell research, and clinical training.

Purpose of the Study:

To review empirical data on the fate of surplus embryos in developed nations.
To analyze the primary destinations of embryos not used for immediate implantation.

Main Methods:

Literature review of empirical data.
Analysis of studies from 14 developed countries including the USA, UK, Australia, and European nations.

Main Results:

The most frequent outcomes for surplus embryos are discarding or donation for research purposes.
Donation for clinical use (infertility therapy) and teaching are less common than research donation.

Conclusions:

Discarding and research donation represent the predominant fates of surplus embryos.
Understanding embryo disposition is crucial for reproductive medicine and bioethical considerations.