Regulation of gap junction intercellular communication by connexin ubiquitination: physiological and pathophysiological implications

MZ Totland, NL Rasmussen, LM Knudsen… - Cellular and Molecular …, 2020 - Springer
Gap junctions consist of arrays of intercellular channels that enable adjacent cells to
communicate both electrically and metabolically. Gap junctions have a wide diversity of …

The intercalated disc: a unique organelle for electromechanical synchrony in cardiomyocytes

MS Nielsen, CJM van Opbergen… - Physiological …, 2023 - journals.physiology.org
The intercalated disc (ID) is a highly specialized structure that connects cardiomyocytes via
mechanical and electrical junctions. Although described in some detail by light microscopy …

[HTML][HTML] The connexin 43 C-terminus: A tail of many tales

E Leithe, M Mesnil, T Aasen - Biochimica et Biophysica Acta (BBA) …, 2018 - Elsevier
Connexins are chordate gap junction channel proteins that, by enabling direct
communication between the cytosols of adjacent cells, create a unique cell signalling …

Role of connexin 43 in different forms of intercellular communication–gap junctions, extracellular vesicles and tunnelling nanotubes

TM Ribeiro-Rodrigues… - Journal of cell …, 2017 - journals.biologists.com
Communication is important to ensure the correct and efficient flow of information, which is
required to sustain active social networks. A fine-tuned communication between cells is vital …

Connexin 43 is an emerging therapeutic target in ischemia/reperfusion injury, cardioprotection and neuroprotection

R Schulz, PM Görge, A Görbe, P Ferdinandy… - Pharmacology & …, 2015 - Elsevier
Connexins are widely distributed proteins in the body that are crucially important for heart
and brain functions. Six connexin subunits form a connexon or hemichannel in the plasma …

[HTML][HTML] Intracellular trafficking pathways of Cx43 gap junction channels

I Epifantseva, RM Shaw - Biochimica et Biophysica Acta (BBA) …, 2018 - Elsevier
Gap Junction (GJ) channels, including the most common Connexin 43 (Cx43), have
fundamental roles in excitable tissues by facilitating rapid transmission of action potentials …

Intercellular communication in the heart: therapeutic opportunities for cardiac ischemia

T Martins-Marques, DJ Hausenloy, JPG Sluijter… - Trends in molecular …, 2021 - cell.com
The maintenance of tissue, organ, and organism homeostasis relies on an intricate network
of players and mechanisms that assist in the different forms of cell–cell communication …

GJA1-20k arranges actin to guide Cx43 delivery to cardiac intercalated discs

WA Basheer, S Xiao, I Epifantseva, Y Fu… - Circulation …, 2017 - Am Heart Assoc
Rationale: Delivery of Cx43 (connexin 43) to the intercalated disc is a continuous and rapid
process critical for intercellular coupling. By a pathway of targeted delivery involving …

Connexin 43 and mitochondria in cardiovascular health and disease

K Boengler, R Schulz - Mitochondrial Dynamics in Cardiovascular …, 2017 - Springer
Abstract Connexin 43 (Cx43) is the major connexin protein in ventricular cardiomyocytes.
Six Cx43 proteins assemble into so-called hemichannels at the sarcolemma and opposing …

Auxiliary trafficking subunit GJA1-20k protects connexin-43 from degradation and limits ventricular arrhythmias

S Xiao, D Shimura, R Baum… - The Journal of …, 2020 - Am Soc Clin Investig
Connexin-43 (Cx43) gap junctions provide intercellular coupling, which ensures rapid action
potential propagation and synchronized heart contraction. Alterations in Cx43 localization …