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Mitochondrial Membrane Intracellular Communication in Healthy and Diseased Myocardium
Journal article   Open access   Peer reviewed

Mitochondrial Membrane Intracellular Communication in Healthy and Diseased Myocardium

Vishnu K. Kumar, Atreju Lackey, Jonathan Snyder, Sunil Karhadkar, Ajay D. Rao, Antonio DiCarlo and Priscila Y. Sato
Frontiers in cell and developmental biology, v 8, pp 609241-609241
23 Dec 2020
PMID: 33425917
url
https://doi.org/10.3389/fcell.2020.609241View
Published, Version of Record (VoR)CC BY V4.0 Open

Abstract

Cell and Developmental Biology endoplasmic reticulum stress heart membrane communication mechanism mitochondria mitochondria-ER communication
Research efforts in the twenty-first century have been paramount to the discovery and development of novel pharmacological treatments in a variety of diseases resulting in improved life expectancy. Yet, cardiac disease remains a leading cause of morbidity and mortality worldwide. Over time, there has been an expansion in conditions such as atrial fibrillation (AF) and heart failure (HF). Although past research has elucidated specific pathways that participate in the development of distinct cardiac pathologies, the exact mechanisms of action leading to disease remain to be fully characterized. Protein turnover and cellular bioenergetics are integral components of cardiac diseases, highlighting the importance of mitochondria and endoplasmic reticulum (ER) in driving cellular homeostasis. More specifically, the interactions between mitochondria and ER are crucial to calcium signaling, apoptosis induction, autophagy, and lipid biosynthesis. Here, we summarize mitochondrial and ER functions and physical interactions in healthy physiological states. We then transition to perturbations that occur in response to pathophysiological challenges and how this alters mitochondrial–ER and other intracellular organelle interactions. Finally, we discuss lifestyle interventions and innovative therapeutic targets that may be used to restore beneficial mitochondrial and ER interactions, thereby improving cardiac function.

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#3 Good Health and Well-Being

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Collaboration types
Domestic collaboration
Web of Science research areas
Cell Biology
Developmental Biology
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