Functional LTCC-β2AR Complex Needs Caveolin-3 and Is Disrupted in Heart Failure
JL Sanchez-Alonso, L Fedele, JS Copier… - Circulation …, 2023 - Am Heart Assoc
Background: Beta-2 adrenergic receptors (β2ARs) but not beta-2 adrenergic receptors
(β1ARs) form a functional complex with L-type Ca2+ channels (LTCCs) on the …
(β1ARs) form a functional complex with L-type Ca2+ channels (LTCCs) on the …
Different subcellular populations of L-type Ca2+ channels exhibit unique regulation and functional roles in cardiomyocytes
JM Best, TJ Kamp - Journal of molecular and cellular cardiology, 2012 - Elsevier
Influx of Ca2+ through L-type Ca2+ channels (LTCCs) contributes to numerous cellular
processes in cardiomyocytes including excitation–contraction (EC) coupling, membrane …
processes in cardiomyocytes including excitation–contraction (EC) coupling, membrane …
Caveolin-3 regulates compartmentation of cardiomyocyte beta2-adrenergic receptor-mediated cAMP signaling
The purpose of this study was to investigate whether caveolin-3 (Cav3) regulates
localization of β 2-adrenergic receptor (β 2 AR) and its cAMP signaling in healthy or failing …
localization of β 2-adrenergic receptor (β 2 AR) and its cAMP signaling in healthy or failing …
[HTML][HTML] Stimulation of ICa by basal PKA activity is facilitated by caveolin-3 in cardiac ventricular myocytes
L-type Ca channels (LTCC), which play a key role in cardiac excitation–contraction coupling,
are located predominantly at the transverse (t-) tubules in ventricular myocytes. Caveolae …
are located predominantly at the transverse (t-) tubules in ventricular myocytes. Caveolae …
Caveolin-1 deficiency exacerbates cardiac dysfunction and reduces survival in mice with myocardial infarction
Caveolin (Cav)-1 has been involved in the pathogenesis of ischemic injuries. For instance,
modulations of Cav-1 expression have been reported in animal models of myocardial …
modulations of Cav-1 expression have been reported in animal models of myocardial …
Caveolae-localized L-type Ca2+ channels do not contribute to function or hypertrophic signalling in the mouse heart
RN Correll, CA Makarewich, H Zhang… - Cardiovascular …, 2017 - academic.oup.com
Aims L-type Ca2+ channels (LTCCs) in adult cardiomyocytes are localized to t-tubules
where they initiate excitation-contraction coupling. Our recent work has shown that a …
where they initiate excitation-contraction coupling. Our recent work has shown that a …
A Caveolae-Targeted L-Type Ca2+ Channel Antagonist Inhibits Hypertrophic Signaling Without Reducing Cardiac Contractility
CA Makarewich, RN Correll, H Gao, H Zhang… - Circulation …, 2012 - Am Heart Assoc
Rationale: The source of Ca2+ to activate pathological cardiac hypertrophy is not clearly
defined. Ca2+ influx through the L-type Ca2+ channels (LTCCs) determines “contractile” …
defined. Ca2+ influx through the L-type Ca2+ channels (LTCCs) determines “contractile” …
Cardiac‐specific overexpression of caveolin‐3 preserves t‐tubular ICa during heart failure in mice
New Findings What is the central question of this study? What is the cellular basis of the
protection conferred on the heart by overexpression of caveolin‐3 (Cav‐3 OE) against many …
protection conferred on the heart by overexpression of caveolin‐3 (Cav‐3 OE) against many …
Localization of cardiac L-type Ca2+ channels to a caveolar macromolecular signaling complex is required for β2-adrenergic regulation
RC Balijepalli, JD Foell, DD Hall… - Proceedings of the …, 2006 - National Acad Sciences
L-type Ca2+ channels play a critical role in regulating Ca2+-dependent signaling in cardiac
myocytes, including excitation-contraction coupling; however, the subcellular localization of …
myocytes, including excitation-contraction coupling; however, the subcellular localization of …
Caveolae-specific activation loop between CaMKII and L-type Ca2+ channel aggravates cardiac hypertrophy in α1-adrenergic stimulation
K Tonegawa, W Otsuka, S Kumagai… - American Journal …, 2017 - journals.physiology.org
Activation of CaMKII induces a myriad of biological processes and plays dominant roles in
cardiac hypertrophy. Caveolar microdomain contains many calcium/calmodulin-dependent …
cardiac hypertrophy. Caveolar microdomain contains many calcium/calmodulin-dependent …