Results 161 to 170 of about 208,458 (261)

Elucidating the cellular determinants of the end‐systolic pressure‐volume relationship of the heart via computational modelling

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Using a multiscale computational model of left ventricular electromechanics, we investigated how sarcomere dynamics influence the end‐systolic pressure‐volume (ESPV) relationship in ejecting beats compared to isovolumetric beats.
Francesco Regazzoni   +2 more
wiley   +1 more source

Blebbistatin reduces calcium buffering in cardiomyocytes: Consequences for cellular electrophysiology

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Blebbistatin reduces Ca2+ buffering in induced pluripotent stem cell‐derived atrial cardiomyocytes. Blebbistatin, a widely used excitation–contraction uncoupling agent, decreases calcium (Ca2+) buffer affinity (increased buffer dissociation constant), leading to elevated diastolic Ca2+ levels, increased sarcoplasmic reticulum Ca2+
Izzatullo Sobitov   +8 more
wiley   +1 more source

The Protective Effect of Carvacrol Against Isoproterenol-Induced Cardiotoxicity in Rats. [PDF]

open access: yesMedeni Med J
Ayık S   +7 more
europepmc   +1 more source

Fetal glucose availability: a key regulator of the metabolic, hormonal and contractility profiles of the fetal sheep heart

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend To investigate the role of glucose availability in fetal left ventricle (LV) development, this study assessed whether maternal late gestation undernutrition (LGUN; 50% of Control diet) induced alterations in the contractility, metabolic, and hormonal profile can be ameliorated in LGUN fetuses receiving glucose infusion (LGUN+G ...
Melanie R. Bertossa   +10 more
wiley   +1 more source

Metabolite‐sensitive cross‐bridge models of human atria reveal the impact of diabetes on muscle mechanoenergetics

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend In this study, we used mathematical modelling to explore the effect of diabetes on muscle mechanoenergetics. Our parameterisation of cross‐bridge models using data from non‐diabetic and diabetic human atrial tissues revealed lower values for cross‐bridge stiffness, detachment rates, attachment rates and lower ATP sensitivity in ...
Julia H. Musgrave   +4 more
wiley   +1 more source

Cardiac markers in children and adolescents at the onset of type 1 diabetes mellitus. [PDF]

open access: yesPLoS One
Musterer S   +10 more
europepmc   +1 more source

14‐3‐3 proteins: Regulators of cardiac excitation–contraction coupling and stress responses

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend 14‐3‐3 protein interactions in cardiac regulation. Schematic representation of 14‐3‐3 binding partners in excitation–contraction coupling, transcriptional regulation/development and stress response pathways. Asterisks indicate targets where the exact 14‐3‐3 binding site is unknown.
Heather C. Spooner, Rose E. Dixon
wiley   +1 more source

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