Chromatin accessibility: biological functions, molecular mechanisms and therapeutic application

Y Chen, R Liang, Y Li, L Jiang, D Ma, Q Luo… - Signal Transduction and …, 2024 - nature.com
The dynamic regulation of chromatin accessibility is one of the prominent characteristics of
eukaryotic genome. The inaccessible regions are mainly located in heterochromatin, which …

Genomic enhancers in cardiac development and disease

CG Anene-Nzelu, MCJ Lee, WLW Tan… - Nature Reviews …, 2022 - nature.com
Abstract The Human Genome Project marked a major milestone in the scientific community
as it unravelled the~ 3 billion bases that are central to crucial aspects of human life. Despite …

ATAC-Seq Reveals an Isl1 Enhancer That Regulates Sinoatrial Node Development and Function

G Galang, R Mandla, H Ruan, C Jung, T Sinha… - Circulation …, 2020 - Am Heart Assoc
Rationale: Cardiac pacemaker cells (PCs) in the sinoatrial node (SAN) have a distinct gene
expression program that allows them to fire automatically and initiate the heartbeat …

Common genetic variants contribute to risk of transposition of the great arteries

D Škorić-Milosavljević, R Tadros, FM Bosada… - Circulation …, 2022 - Am Heart Assoc
Rationale: Dextro-transposition of the great arteries (D-TGA) is a severe congenital heart
defect which affects approximately 1 in 4,000 live births. While there are several reports of D …

Genetics of sinoatrial node function and heart rate disorders

LE van der Maarel, AV Postma… - Disease models & …, 2023 - journals.biologists.com
The sinoatrial node (SAN) is the primary pacemaker of the mammalian heart, initiating its
electrical activation and ensuring that the heart's functional cardiac output meets …

Hippo-yap signaling maintains sinoatrial node homeostasis

M Zheng, RG Li, J Song, X Zhao, L Tang, S Erhardt… - Circulation, 2022 - Am Heart Assoc
Background: The sinoatrial node (SAN) functions as the pacemaker of the heart, initiating
rhythmic heartbeats. Despite its importance, the SAN is one of the most poorly understood …

TAD boundary deletion causes PITX2-related cardiac electrical and structural defects

M Baudic, H Murata, FM Bosada, US Melo… - Nature …, 2024 - nature.com
While 3D chromatin organization in topologically associating domains (TADs) and loops
mediating regulatory element-promoter interactions is crucial for tissue-specific gene …

Remembering the canonical discoverers of the core components of the mammalian cardiac conduction system: Keith and Flack, Aschoff and Tawara, His, and Purkinje

I Cavero, H Holzgrefe - Advances in Physiology Education, 2022 - journals.physiology.org
The mammalian cardiac conduction system (CCS) is a multifaceted continuum of electrically
distinct, interconnected constructs within the myocardial mass. The key components are the …

Evolution and development of the conduction system in the vertebrate heart: a role for hemodynamics and the epicardium

RE Poelmann - Journal of Experimental Biology, 2024 - journals.biologists.com
Development of the heart is a very intricate and multiplex process as it involves not only the
three spatial dimensions but also the fourth or time dimension. Over time, the heart of an …

Bioengineering the cardiac conduction system: advances in cellular, gene, and tissue engineering for heart rhythm regeneration

N Naumova, L Iop - Frontiers in Bioengineering and Biotechnology, 2021 - frontiersin.org
Heart rhythm disturbances caused by different etiologies may affect pediatric and adult
patients with life-threatening consequences. When pharmacological therapy is ineffective in …