Results 21 to 30 of about 144,200 (309)

Depletion of Ca2+ from the sarcoplasmic reticulum of cardiac muscle prompts phosphorylation of phospholamban to stimulate store refilling [PDF]

open access: yes, 1998
Nonmuscle cells have almost ubiquitously evolved a mechanism to detect and prevent Ca(2+) store depletionstore operated calcium entry. No such mechanism has, as yet, been reported in cardiac myocytes.
Bhogal, M.S., Colyer, J.
core   +2 more sources

C-reactive protein inhibits survivin expression via Akt/mTOR pathway downregulation by PTEN expression in cardiac myocytes. [PDF]

open access: yesPLoS ONE, 2014
C-reactive protein (CRP) is one of the most important biomarkers for arteriosclerosis and cardiovascular disease. Recent studies have shown that CRP affects cell cycle and inflammatory process in cardiac myocytes.
Beom Seob Lee   +8 more
doaj   +1 more source

Modulations of Cardiac Functions and Pathogenesis by Reactive Oxygen Species and Natural Antioxidants

open access: yesAntioxidants, 2021
Homeostasis in the level of reactive oxygen species (ROS) in cardiac myocytes plays a critical role in regulating their physiological functions. Disturbance of balance between generation and removal of ROS is a major cause of cardiac myocyte remodeling ...
Sun-Hee Woo   +4 more
doaj   +1 more source

CaMKII-dependent regulation of cardiac Na(+) homeostasis. [PDF]

open access: yes, 2014
Na(+) homeostasis is a key regulator of cardiac excitation and contraction. The cardiac voltage-gated Na(+) channel, NaV1.5, critically controls cell excitability, and altered channel gating has been implicated in both inherited and acquired arrhythmias.
Grandi, Eleonora, Herren, Anthony W
core   +2 more sources

Genetically Encoded Biosensors Reveal PKA Hyperphosphorylation on the Myofilaments in Rabbit Heart Failure [PDF]

open access: yes, 2016
RATIONALE: In heart failure, myofilament proteins display abnormal phosphorylation, which contributes to contractile dysfunction. The mechanisms underlying the dysregulation of protein phosphorylation on myofilaments is not clear.
Barbagallo, Federica   +15 more
core   +1 more source

Unusual localization and translocation of TRPV4 protein in cultured ventricular myocytes of the neonatal rat

open access: yesEuropean Journal of Histochemistry, 2012
TRPV4 protein forms a Ca2+-permeable channel that is sensitive to osmotic and mechanical stimuli and responds to warm temperatures, and expresses widely in various kinds of tissues.
Y. Zhao   +6 more
doaj   +1 more source

Identification and characterization of insulin-like growth factor receptors on adult rat cardiac myocytes: linkage to inositol 1,4,5-trisphosphate formation. [PDF]

open access: yes, 1992
Cultured cardiac myocytes from adult Sprague-Dawley rats express both insulin-like growth factor-I (IGF-I) receptors and insulin-like growth factor-II/mannose 6-phosphate (IGF-II/Man6P) receptors and respond to IGF-I with a dose-dependent accumulation of
Berg, Ingeborg   +5 more
core   +1 more source

Microtubule-Mediated Misregulation of Junctophilin-2 Underlies T-Tubule Disruptions and Calcium Mishandling in mdx Mice

open access: yesJACC: Basic to Translational Science, 2016
Cardiac myocytes from the mdx mouse, the mouse model of Duchenne muscular dystrophy, exhibit t-tubule disarray and increased calcium sparks, but a unifying molecular mechanism has not been elucidated.
Kurt W. Prins, MD, PhD   +4 more
doaj   +1 more source

Investigating interactions between epicardial adipose tissue and cardiac myocytes: what can we learn from different approaches? [PDF]

open access: yes, 2017
Heart disease is a major cause of morbidity and mortality throughout the world. Some cardiovascular conditions can be modulated by lifestyle factors such as increased exercise or a healthier diet, but many require surgical or pharmacological ...
Agra   +164 more
core   +1 more source

De Novo Human Cardiac Myocytes for Medical Research: Promises and Challenges

open access: yesStem Cells International, 2017
The advent of cellular reprogramming technology has revolutionized biomedical research. De novo human cardiac myocytes can now be obtained from direct reprogramming of somatic cells (such as fibroblasts), from induced pluripotent stem cells (iPSCs, which
Veronique Hamel   +7 more
doaj   +1 more source

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