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Related Experiment Video

Updated: Jun 19, 2026

Analysis of Congenital Heart Defects in Mouse Embryos Using Qualitative and Quantitative Histological Methods

Analysis of Congenital Heart Defects in Mouse Embryos Using Qualitative and Quantitative Histological Methods

Published on: March 10, 2020

[Congenital defects and incapacity].

Nicolás Jouve de la Barreda¹

¹Universidad de Alcalá de Henares, Departamento de Biología Celular y Genética, Alcalá de Henares, Madrid, Spain. nicolas.jouve@uah.es

Cuadernos De Bioetica : Revista Oficial De La Asociacion Espanola De Bioetica Y Etica Medica

|October 6, 2009

Summary

Congenital defects, affecting 3% of the population, stem from genetic mutations and environmental factors during critical developmental stages. Understanding gene expression alterations is key to addressing malformations and disabilities.

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Published on: November 20, 2015

Area of Science:

Developmental biology
Genetics
Teratology

Context:

Congenital defects impact approximately 3% of the population, contributing significantly to medical attention.
Genetic causes, including chromosome anomalies and monogenic mutations, are primary drivers of spontaneous abortions and birth defects.
Environmental teratogenic agents and epigenetic modifications induced by factors like in vitro fertilization also play a crucial role.

Purpose:

To highlight the significant role of genetic mutations in early development and organogenesis.
To emphasize the impact of teratogenic agents and environmental factors on embryonic development.
To explore the connection between gene expression alterations and the manifestation of congenital malformations.

Summary:

Congenital defects arise from genetic mutations affecting key developmental genes and critical organogenesis phases.
Environmental factors and teratogenic agents disrupt embryonic development, leading to birth defects.
Epigenetic modifications, particularly in early development and in vitro fertilization contexts, are increasingly recognized as contributors.

Impact:

Understanding the genetic and environmental underpinnings of congenital defects is crucial for diagnosis and prevention.
Identifying critical genes and developmental pathways can lead to targeted interventions for malformations.
Further research into epigenetic modifications offers new avenues for addressing developmental disorders.