Molecular basis of atrial fibrillation pathophysiology and therapy: a translational perspective

S Nattel, J Heijman, L Zhou, D Dobrev - Circulation research, 2020 - Am Heart Assoc
Atrial fibrillation (AF) is a highly prevalent arrhythmia, with substantial associated morbidity
and mortality. There have been significant management advances over the past 2 decades …

SERCA2a: a key protein in the Ca2+ cycle of the heart failure

L Zhihao, N Jingyu, L Lan, S Michael, G Rui, B Xiyun… - Heart failure …, 2020 - Springer
Abstract Calcium ion (Ca 2+) cycle plays a crucial role in the contraction and relaxation of
cardiomyocytes. The sarcoplasmic reticulum (SR) acts as an organelle for storing Ca 2+ …

Paracrine signalling by cardiac calcitonin controls atrial fibrogenesis and arrhythmia

LM Moreira, A Takawale, M Hulsurkar, DA Menassa… - Nature, 2020 - nature.com
Atrial fibrillation, the most common cardiac arrhythmia, is an important contributor to mortality
and morbidity, and particularly to the risk of stroke in humans. Atrial-tissue fibrosis is a …

AKAP18δ anchors and regulates CaMKII activity at phospholamban-SERCA2 and RYR

CR Carlson, JM Aronsen, A Bergan-Dahl… - Circulation …, 2022 - Am Heart Assoc
Background: The sarcoplasmic reticulum (SR) Ca2+-ATPase 2 (SERCA2) mediates Ca2+
reuptake into SR and thereby promotes cardiomyocyte relaxation, whereas the ryanodine …

Loss of SPEG inhibitory phosphorylation of ryanodine receptor type-2 promotes atrial fibrillation

HM Campbell, AP Quick, I Abu-Taha, DY Chiang… - Circulation, 2020 - Am Heart Assoc
Background: Enhanced diastolic calcium (Ca2+) release through ryanodine receptor type-2
(RyR2) has been implicated in atrial fibrillation (AF) promotion. Diastolic sarcoplasmic …

Mammalian integrated stress responses in stressed organelles and their functions

H Lu, N Koju, R Sheng - Acta Pharmacologica Sinica, 2024 - nature.com
The integrated stress response (ISR) triggered in response to various cellular stress enables
mammalian cells to effectively cope with diverse stressful conditions while maintaining their …

Lysine methylation of PPP1CA by the methyltransferase SUV39H2 disrupts TFEB-dependent autophagy and promotes intervertebral disc degeneration

H Liang, R Luo, G Li, W Zhang, D Zhu, D Wu… - Cell Death & …, 2023 - nature.com
Impaired transcription factor EB (TFEB) function and deficient autophagy activity have been
shown to aggravate intervertebral disc (IVD) degeneration (IDD), yet the underlying …

Role of Ca2+ in healthy and pathologic cardiac function: from normal excitation–contraction coupling to mutations that cause inherited arrhythmia

JA Keefe, OM Moore, KS Ho, XHT Wehrens - Archives of toxicology, 2023 - Springer
Abstract Calcium (Ca2+) ions are a key second messenger involved in the rhythmic
excitation and contraction of cardiomyocytes throughout the heart. Proper function of Ca2+ …

From classical to new generation approaches: An excursus of-omics methods for investigation of protein-protein interaction networks

I Iacobucci, V Monaco, F Cozzolino, M Monti - Journal of proteomics, 2021 - Elsevier
Functional Proteomics aims to the identification of in vivo protein-protein interaction (PPI) in
order to piece together protein complexes, and therefore, cell pathways involved in …

Outlining cardiac ion channel protein interactors and their signature in the human electrocardiogram

S Maurya, RW Mills, K Kahnert, DY Chiang… - Nature Cardiovascular …, 2023 - nature.com
Protein–protein interactions are essential for normal cellular processes and signaling
events. Defining these interaction networks is therefore crucial for understanding complex …