Genetic Alterations of Transcription Factors and Signaling Molecules Involved in the Development of Congenital Heart Defects—A Narrative Review

Congenital heart defects (CHD) are the most common congenital abnormality, with an overall global birth prevalence of 9.41 per 1000 live births. The etiology of CHDs is complex and still poorly understood. Environmental factors account for about 10% of all cases, while the rest are likely explained...

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Main Authors: Alexandru Cristian Bolunduț, Cecilia Lazea, Carmen Mihaela Mihu
Format: Article
Language:English
Published: MDPI AG 2023-04-01
Series:Children
Subjects:
Online Access:https://www.mdpi.com/2227-9067/10/5/812
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author Alexandru Cristian Bolunduț
Cecilia Lazea
Carmen Mihaela Mihu
author_facet Alexandru Cristian Bolunduț
Cecilia Lazea
Carmen Mihaela Mihu
author_sort Alexandru Cristian Bolunduț
collection DOAJ
description Congenital heart defects (CHD) are the most common congenital abnormality, with an overall global birth prevalence of 9.41 per 1000 live births. The etiology of CHDs is complex and still poorly understood. Environmental factors account for about 10% of all cases, while the rest are likely explained by a genetic component that is still under intense research. Transcription factors and signaling molecules are promising candidates for studies regarding the genetic burden of CHDs. The present narrative review provides an overview of the current knowledge regarding some of the genetic mechanisms involved in the embryological development of the cardiovascular system. In addition, we reviewed the association between the genetic variation in transcription factors and signaling molecules involved in heart development, including TBX5, GATA4, NKX2-5 and CRELD1, and congenital heart defects, providing insight into the complex pathogenesis of this heterogeneous group of diseases. Further research is needed in order to uncover their downstream targets and the complex network of interactions with non-genetic risk factors for a better molecular–phenotype correlation.
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spelling doaj.art-6cf4d6dbbaff44dab8b01c72f06bd4ab2023-11-18T00:55:16ZengMDPI AGChildren2227-90672023-04-0110581210.3390/children10050812Genetic Alterations of Transcription Factors and Signaling Molecules Involved in the Development of Congenital Heart Defects—A Narrative ReviewAlexandru Cristian Bolunduț0Cecilia Lazea1Carmen Mihaela Mihu21st Department of Pediatrics, “Iuliu Hațieganu” University of Medicine and Pharmacy, 400370 Cluj-Napoca, Romania1st Department of Pediatrics, “Iuliu Hațieganu” University of Medicine and Pharmacy, 400370 Cluj-Napoca, RomaniaDepartment of Histology, “Iuliu Hațieganu” University of Medicine and Pharmacy, 400012 Cluj-Napoca, RomaniaCongenital heart defects (CHD) are the most common congenital abnormality, with an overall global birth prevalence of 9.41 per 1000 live births. The etiology of CHDs is complex and still poorly understood. Environmental factors account for about 10% of all cases, while the rest are likely explained by a genetic component that is still under intense research. Transcription factors and signaling molecules are promising candidates for studies regarding the genetic burden of CHDs. The present narrative review provides an overview of the current knowledge regarding some of the genetic mechanisms involved in the embryological development of the cardiovascular system. In addition, we reviewed the association between the genetic variation in transcription factors and signaling molecules involved in heart development, including TBX5, GATA4, NKX2-5 and CRELD1, and congenital heart defects, providing insight into the complex pathogenesis of this heterogeneous group of diseases. Further research is needed in order to uncover their downstream targets and the complex network of interactions with non-genetic risk factors for a better molecular–phenotype correlation.https://www.mdpi.com/2227-9067/10/5/812congenital heart defectsTBX5GATA4NKX2-5CRELD1
spellingShingle Alexandru Cristian Bolunduț
Cecilia Lazea
Carmen Mihaela Mihu
Genetic Alterations of Transcription Factors and Signaling Molecules Involved in the Development of Congenital Heart Defects—A Narrative Review
Children
congenital heart defects
TBX5
GATA4
NKX2-5
CRELD1
title Genetic Alterations of Transcription Factors and Signaling Molecules Involved in the Development of Congenital Heart Defects—A Narrative Review
title_full Genetic Alterations of Transcription Factors and Signaling Molecules Involved in the Development of Congenital Heart Defects—A Narrative Review
title_fullStr Genetic Alterations of Transcription Factors and Signaling Molecules Involved in the Development of Congenital Heart Defects—A Narrative Review
title_full_unstemmed Genetic Alterations of Transcription Factors and Signaling Molecules Involved in the Development of Congenital Heart Defects—A Narrative Review
title_short Genetic Alterations of Transcription Factors and Signaling Molecules Involved in the Development of Congenital Heart Defects—A Narrative Review
title_sort genetic alterations of transcription factors and signaling molecules involved in the development of congenital heart defects a narrative review
topic congenital heart defects
TBX5
GATA4
NKX2-5
CRELD1
url https://www.mdpi.com/2227-9067/10/5/812
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