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Ca2+ microdomain-based excitation-transcription coupling in cardiac myocytes and vascular smooth muscle cells [PDF]

open access: yesInflammation and Regeneration
Ca2+ signals play a crucial role in maintaining cardiovascular homeostasis, including regulation of the heartbeat, blood pressure, and adaptation to changes in the external environment.
Tsukasa Koide   +5 more
doaj   +3 more sources

Proliferative Role of Kv11 Channels in Murine Arteries [PDF]

open access: yesFrontiers in Physiology, 2017
K+ channels encoded by the ether-a-go-go related gene (ERG1 or KCNH2) are important determinants of the cardiac action potential. Expression of both cardiac isoforms (ERG1a and ERG1b) were identified in murine portal vein and distinctive voltage-gated K+
Vincenzo Barrese   +7 more
doaj   +5 more sources

Kv2.1 channels play opposing roles in regulating membrane potential, Ca2+ channel function, and myogenic tone in arterial smooth muscle. [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2020
The accepted role of the protein Kv2.1 in arterial smooth muscle cells is to form K+ channels in the sarcolemma. Opening of Kv2.1 channels causes membrane hyperpolarization, which decreases the activity of L-type CaV1.2 channels, lowering intracellular ...
Guarina, Laura   +9 more
core   +4 more sources

The Role of Mechanotransduction on Vascular Smooth Muscle Myocytes Cytoskeleton and Contractile Function [PDF]

open access: yesThe Anatomical Record, 2014
ABSTRACTSmooth muscle (SM) exhibits a highly organized structural hierarchy that extends over multiple spatial scales to perform a wide range of functions at the cellular, tissue, and organ levels. Early efforts primarily focused on understanding vascular SM (VSM) function through biochemical signaling.
George J.C. Ye   +2 more
openaire   +4 more sources

Smooth Muscle Cells, But Not Myocytes, of Host Origin in Transplanted Human Hearts [PDF]

open access: yesCirculation, 2002
Background — There is increasing evidence to support a role for stem cells in the regeneration and repair of the human cardiovascular system.
Jonathan A. Epstein   +3 more
openaire   +4 more sources

Defining cardiac cell populations and relative cellular composition of the early fetal human heart

open access: yesPLoS ONE, 2022
While the adult human heart is primarily composed of cardiomyocytes, fibroblasts, endothelial and smooth muscle cells, the cellular composition during early development remains largely unknown.
Jennifer M. Dewing   +3 more
doaj   +2 more sources

cGMP signals in smooth muscle cells and cardiac myocytes [PDF]

open access: yesBMC Pharmacology, 2011
Background cGMP plays an important role in the cardiovascular system and is involved in smooth muscle relaxation and inhibition of platelet aggregation. cGMP concentrations inside cells are determined by an interplay of cGMP synthesis through natriuretic peptide or NO receptor guanylyl cyclases on the one hand and cGMP-degrading phosphodiesterases on ...
Michael Russwurm   +2 more
openaire   +2 more sources

MALAT1: A Pivotal lncRNA in the Phenotypic Switch of Gastric Smooth Muscle Cells via the Targeting of the miR-449a/DLL1 Axis in Diabetic Gastroparesis

open access: yesFrontiers in Pharmacology, 2021
Diabetic gastroparesis (DGP) is a common complication of diabetes mellitus (DM). Our previous study suggested that the expression of the long non-coding RNA (lncRNA) metastasis-associated lung adenocarcinoma transcript 1 (MALAT1) is closely related to ...
Yanjuan Wang   +7 more
doaj   +1 more source

Nitric oxide mediates stretch-induced Ca2+ release via activation of phosphatidylinositol 3-kinase-Akt pathway in smooth muscle. [PDF]

open access: yesPLoS ONE, 2008
Hollow smooth muscle organs such as the bladder undergo significant changes in wall tension associated with filling and distension, with attendant changes in muscle tone. Our previous study indicated that stretch induces Ca(2+) release occurs in the form
Bin Wei   +9 more
doaj   +1 more source

Biochemical and molecular-physiological aspects of the nitric oxide action in the utera [PDF]

open access: yesThe Ukrainian Biochemical Journal, 2021
The sources of the nitric oxide (NO) formation in the uterus and the dynamics of changes in its content in different periods of organ functioning in human and animals are analyzed.
H. V. Danylovych, Yu. V. Danylovych
doaj   +1 more source

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