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[Development, morphogenesis, and regeneration of cardiac Purkinje fibers].

[Development, morphogenesis, and regeneration of cardiac Purkinje fibers].

期刊: Medecine sciences : M/S 日期: 2026-06-01 PMID: 42466687 DOI: 10.1051/medsci/2026093 浏览: 16
作者: Boulgakoff L, Miquerol L
L, B. & L, M. (2026). [Development, morphogenesis, and regeneration of cardiac Purkinje fibers].. Medecine sciences : M/S. https://doi.org/10.1051/medsci/2026093
L B, L M. [Development, morphogenesis, and regeneration of cardiac Purkinje fibers].. Medecine sciences : M/S. 2026; doi: 10.1051/medsci/2026093
L B, L M. [Development, morphogenesis, and regeneration of cardiac Purkinje fibers].[J]. Medecine sciences : M/S. 2026. DOI: 10.1051/medsci/2026093.
@article{l2026,
  author = {Boulgakoff L and Miquerol L},
  title = {[Development, morphogenesis, and regeneration of cardiac Purkinje fibers].},
  journal = {Medecine sciences : M/S},
  year = {2026},
  doi = {10.1051/medsci/2026093},
  note = {PMID: 42466687},
}
TY  - JOUR
AU  - Boulgakoff L
AU  - Miquerol L
TI  - [Development, morphogenesis, and regeneration of cardiac Purkinje fibers].
T2  - Medecine sciences : M/S
PY  - 2026
DO  - 10.1051/medsci/2026093
AN  - PMID:42466687
ER  - 

摘要

Ventricular arrhythmias often originate in the Purkinje system, a network of specialized cardiomyocytes located on the luminal surface of the ventricles. The Purkinje system is part of the ventricular conduction system, which ensures the rapid propagation of electrical activity through the ventricles in order to synchronize their contractions. Although these cells represent only a tiny fraction of the ventricular mass, their pathogenic role is disproportionate. During embryogenesis, the ventricular conduction system arises from different populations of cardiac progenitors. Differentiation into fast-conducting cardiomyocytes occurs gradually as the ventricles develop, resulting in the formation of a single electrical circuit by the end of the fetal stage. This review highlights the structure-function relationship between the morphogenesis of the ventricular conduction system and conduction defects, and discusses recent data on the origin, development, and regeneration of the Purkinje fiber network. TITLE: Développement, morphogénèse et régénération des fibres de Purkinje cardiaques. ABSTRACT: Les contractions cardiaques sont initiées et propagées par le système de conduction, composé de cardiomyocytes spécialisés dans la conduction lente ou rapide des impulsions électriques responsables des battements du myocarde. Au sein de celui-ci, le système de Purkinje assure la propagation rapide de l’activité électrique à travers les ventricules afin de synchroniser leurs contractions. Des perturbations dans la morphogenèse du système de Purkinje, au cours du développement, peuvent aboutir soit à une hypoplasie, soit à une hyperplasie du nombre de fibres qui, dans les deux cas, engendrent un ralentissement de la conduction et des troubles de la fonction cardiaque.

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