All Stories

  1. Echocardiographic Imaging in Conscious, Unsedated Sheep: A Novel Approach Enabling Apical Views for Advanced Cardiac Assessment
  2. Suppression of premature ventricular complexes with the PDE5 inhibitor sildenafil: First clinical experience
  3. The air pollutant phenanthrene disrupts calcium cycling and alters repolarization in female sheep ventricular cardiomyocytes
  4. A refined, minimally invasive, reproducible ovine ischaemia–reperfusion–infarction model using implantable defibrillators: Methodology and validation
  5. Brief response to Terrar
  6. Maladaptive cardiomyocyte calcium handling in adult offspring of hypoxic pregnancy: protection by antenatal maternal melatonin
  7. Calcium flux balance in the heart: how many of the important questions are really unanswered?
  8. Acute sildenafil administration reduces susceptibility to induced atrial fibrillation in sheep
  9. Restoring Atrial T-Tubules Augments Systolic Ca Upon Recovery From Heart Failure
  10. BS45 Transcriptomic analysis of differential ventricular gene expression patterns in response to phosphodiesterase 5 inhibition in heart failure
  11. On the role of dysferlin in striated muscle: membrane repair, t‐tubules and Ca2+ handling
  12. Atrial t-tubules adopt a specialist developmental state while alterations to Ca2+buffering maintain systolic Ca2+during postnatal development
  13. A novel minimally invasive and reproducible large animal ischaemia-reperfusion-infarction model: methodology and model validation
  14. Peptide location fingerprinting identifies species- and tissue-conserved structural remodelling of proteins as a consequence of ageing and disease
  15. Enhanced calcium release at specialised surface sites compensates for reduced t-tubule density in neonatal sheep atrial myocytes
  16. Postnatal cardiovascular morbidity following preterm pre-eclampsia: An observational study
  17. Cardiomyocyte-specific loss of plasma membrane calcium ATPase 1 impacts cardiac rhythm and is associated with ventricular repolarisation dysfunction
  18. Serial block face scanning electron microscopy reveals region-dependent remodelling of transverse tubules post-myocardial infarction
  19. Chronic developmental hypoxia alters mitochondrial oxidative capacity and reactive oxygen species production in the fetal rat heart in a sex‐dependent manner
  20. Alkaline nucleoplasm facilitates contractile gene expression in the mammalian heart
  21. Interaction of background Ca2+ influx, sarcoplasmic reticulum threshold and heart failure in determining propensity for Ca2+ waves in sheep heart
  22. Cardiac Transverse Tubules in Physiology and Heart Failure
  23. Disordered yet functional atrial t-tubules on recovery from heart failure
  24. Maternal melatonin: Effective intervention against developmental programming of cardiovascular dysfunction in adult offspring of complicated pregnancy
  25. Peptide Location Fingerprinting Reveals Tissue Region-Specific Differences in Protein Structures in an Ageing Human Organ
  26. PDE5 Inhibition Suppresses Ventricular Arrhythmias by Reducing SR Ca 2+ Content
  27. Electrophysiological and Proarrhythmic Effects of Hydroxychloroquine Challenge in Guinea-Pig Hearts
  28. Transverse-tubule remodelling in remote and border regions following myocardial infarction
  29. Optimising Large Animal Models of Sustained Atrial Fibrillation: Relevance of the Critical Mass Hypothesis
  30. Distinct circadian mechanisms govern cardiac rhythms and susceptibility to arrhythmia
  31. Response to correspondence on “Reproducibility of CRISPR-Cas9 methods for generation of conditional mouse alleles: a multi-center evaluation”
  32. Substrate for the Myocardial Inflammation–Heart Failure Hypothesis Identified Using Novel USPIO Methodology
  33. Sex-dependent effects of developmental hypoxia on cardiac mitochondria from adult murine offspring
  34. Postnatal Enalapril to Improve Cardiovascular Function Following Preterm Preeclampsia (PICk-UP):
  35. Non-ischemic Heart Preservation via Hypothermic Cardioplegic Perfusion Induces Immunodepletion of Donor Hearts Resulting in Diminished Graft Infiltration Following Transplantation
  36. The Control of Diastolic Calcium in the Heart
  37. Chronic vagal nerve stimulation has no effect on tachycardia‐induced heart failure progression or excitation–contraction coupling
  38. Reproducibility of CRISPR-Cas9 methods for generation of conditional mouse alleles: a multi-center evaluation
  39. Phosphodiesterase 5 inhibition improves contractile function and restores transverse tubule loss and catecholamine responsiveness in heart failure
  40. Increased Vulnerability to Atrial Fibrillation Is Associated With Increased Susceptibility to Alternans in Old Sheep
  41. Calcium in the Pathophysiology of Atrial Fibrillation and Heart Failure
  42. Phosphodiesterase-5 inhibitors and the heart: compound cardioprotection?
  43. Physiology and patho-physiology of the cardiac transverse tubular system
  44. Phosphodiesterase-5 inhibitors as novel cardioprotective agents: have we reached threshold for large-scale clinical trials?
  45. Letter by Pearman et al. regarding article “Effect of botulinum toxin on inducibility and maintenance of atrial fibrillation in ovine myocardial tissue”
  46. Understanding why cardiac function is altered by ageing
  47. A computational model of spatio-temporal cardiac intracellular calcium handling with realistic structure and spatial flux distribution from sarcoplasmic reticulum and t-tubule reconstructions
  48. Calcium and Excitation-Contraction Coupling in the Heart
  49. Vagal Nerve Stimulation for the Treatment of Heart Failure
  50. Frequency-modulated atomic force microscopy localises viscoelastic remodelling in the ageing sheep aorta
  51. Phosphodiesterase type-5 inhibitor use in type 2 diabetes is associated with a reduction in all-cause mortality
  52. Aging and the cardiac collagen matrix: Novel mediators of fibrotic remodelling
  53. Omega-3 fatty acids do not alter P-wave parameters in electrocardiogram or expression of atrial connexins in patients undergoing coronary artery bypass surgery
  54. Temporal Development of Autonomic Dysfunction in Heart Failure: Effects of Age in an Ovine Rapid-pacing Model
  55. A model model: a commentary on DiFrancesco and Noble (1985) 'A model of cardiac electrical activity incorporating ionic pumps and concentration changes'
  56. Three-Dimensional Structure of the Intercalated Disc Reveals Plicate Domain and Gap Junction Remodeling in Heart Failure
  57. Perturbed atrial calcium handling in an ovine model of heart failure: Potential roles for reductions in the L-type calcium current
  58. MAPS; acute safety data of the St Jude accent - tendril IPG system during prolonged max power CMR scanning
  59. Sildenafil protects against heart attacks in patients with type II diabetes
  60. The protein AmpII (BIN1) regulates transverse tubules in the heart
  61. Balanced changes in Ca buffering by SERCA and troponin contribute to Ca handling during β-adrenergic stimulation in cardiac myocytes
  62. Direct measurements of SR free Ca reveal the mechanism underlying the transient effects of RyR potentiation under physiological conditions
  63. 185 Remodelling of Specialised Domains of the Sarcolemma in Heart Failure; Reorganisation of the Intercalted Disc Revealed by Nano-scale Imaging
  64. An Induced Pluripotent Stem Cell Model of Hypoplastic Left Heart Syndrome (HLHS) Reveals Multiple Expression and Functional Differences in HLHS-Derived Cardiac Myocytes
  65. EMC 2013
  66. Human junctophilin-2 undergoes a structural rearrangement upon binding PtdIns(3,4,5)P3and the S101R mutation identified in hypertrophic cardiomyopathy obviates this response
  67. Sarcoplasmic Reticulum Ca-ATPase and Heart Failure 20 Years Later
  68. Three-Dimensional Reconstruction of Cardiac Sarcoplasmic Reticulum Reveals a Continuous Network Linking Transverse-Tubules: This Organization Is Perturbed in Heart Failure
  69. A functional role for transverse (t-) tubules in the atria
  70. Calcium flux balance in the heart
  71. Calcium signalling microdomains and the t-tubular system in atrial mycoytes: potential roles in cardiac disease and arrhythmias
  72. Effects of phosphodiesterase type 5A inhibition on intracellular calcium handling and its implications for cardioprotection and antiarrhythmogenesis
  73. Diastolic Spontaneous Calcium Release From the Sarcoplasmic Reticulum Increases Beat-to-Beat Variability of Repolarization in Canine Ventricular Myocytes After  -Adrenergic Stimulation
  74. Age-related divergent remodeling of the cardiac extracellular matrix in heart failure: Collagen accumulation in the young and loss in the aged
  75. Enhanced Sarcoplasmic Reticulum Ca2+ Leak and Increased Na+-Ca2+ Exchanger Function Underlie Delayed Afterdepolarizations in Patients With Chronic Atrial Fibrillation
  76. Localised micro-mechanical stiffening in the ageing aorta
  77. Changes of SERCA activity have only modest effects on sarcoplasmic reticulum Ca2+content in rat ventricular myocytes
  78. Transverse tubules are a common feature in large mammalian atrial myocytes including human
  79. The devil is in the details: Methodological reviews—A new JMCC initiative
  80. How can we improve our understanding of cardiovascular safety liabilities to develop safer medicines?
  81. Impaired β-adrenergic responsiveness accentuates dysfunctional excitation-contraction coupling in an ovine model of tachypacing-induced heart failure
  82. Ca2+ wave probability is determined by the balance between SERCA2-dependent Ca2+ reuptake and threshold SR Ca2+ content
  83. Primum non nocere: When will ryanodine receptor leak find its role in heart failure?
  84. In the RyR2R4496C Mouse Model of CPVT,  -Adrenergic Stimulation Induces Ca Waves by Increasing SR Ca Content and Not by Decreasing the Threshold for Ca Waves
  85. How does CaMKIIδ phosphorylation of the cardiac ryanodine receptor contribute to inotropy?
  86. Tissue section AFM: In situ ultrastructural imaging of native biomolecules
  87. Calcium Signaling in Cardiac Muscle
  88. Reduced SERCA2 abundance decreases the propensity for Ca2+ wave development in ventricular myocytes
  89. Keeping the beat: Life without SERCA — Is it possible?
  90. Characterization of an Extensive Transverse Tubular Network in Sheep Atrial Myocytes and its Depletion in Heart Failure
  91. What is the purpose of the large sarcolemmal calcium flux on each heartbeat?
  92. The mechanism and significance of the slow changes of ventricular action potential duration following a change of heart rate
  93. Differences in intracellular calcium homeostasis between atrial and ventricular myocytes
  94. What role does modulation of the ryanodine receptor play in cardiac inotropy and arrhythmogenesis?
  95. Nanoindentation of histological specimens: Mapping the elastic properties of soft tissues
  96. From the Ryanodine Receptor to Cardiac Arrhythmias
  97. Extracellular matrix profiles in the progression to heart failure
  98. Regulation of systolic [Ca2+]iand cellular Ca2+flux balance in rat ventricular myocytes by SR Ca2+, L-type Ca2+current and diastolic [Ca2+]i
  99. Analysis of cellular calcium fluxes in cardiac muscle to understand calcium homeostasis in the heart
  100. The sarcoplasmic reticulum and arrhythmogenic calcium release
  101. Na/Ca Exchange: Regulator of Intracellular Calcium and Source of Arrhythmias in the Heart
  102. Increasing Ryanodine Receptor Open Probability Alone Does Not Produce Arrhythmogenic Calcium Waves: Threshold Sarcoplasmic Reticulum Calcium Content Is Required
  103. Spatial disruption and enhanced degradation of collagen with the transition from compensated ventricular hypertrophy to symptomatic congestive heart failure
  104. Life, Sudden Death, and Intracellular Calcium
  105. Reducing Ryanodine Receptor Open Probability as a Means to Abolish Spontaneous Ca2+ Release and Increase Ca2+ Transient Amplitude in Adult Ventricular Myocytes
  106. A mechanism distinct from the L-type Ca current or Na–Ca exchange contributes to Ca entry in rat ventricular myocytes
  107. The control of sarcoplasmic reticulum Ca content in cardiac muscle
  108. Stability and instability of regulation of intracellular calcium
  109. Photoperiod-dependent modulation of cardiac excitation contraction coupling in the Siberian hamster
  110. Mechanisms underlying enhanced cardiac excitation contraction coupling observed in the senescent sheep myocardium
  111. Enhanced sarcolemmal Ca2+ efflux reduces sarcoplasmic reticulum Ca2+ content and systolic Ca2+ in cardiac hypertrophy
  112. Physiological and pathological modulation of ryanodine receptor function in cardiac muscle
  113. DYNAMICS OF CARDIAC INTRACELLULAR Ca 2+ HANDLING — FROM EXPERIMENTS TO VIRTUAL CELLS
  114. Location, location, location: new avenues to determine the function of the cardiac Na+–Ca2+ exchanger?
  115. Illuminating Sarcoplasmic Reticulum Calcium
  116. No role for a voltage sensitive release mechanism in cardiac muscle
  117. Heart Failure and the Ryanodine Receptor: Does Occam's Razor Rule?
  118. The Effects of Exogenous Calcium Buffers on the Systolic Calcium Transient in Rat Ventricular Myocytes
  119. The role of intracellular Ca buffers in determining the shape of the systolic Ca transient in cardiac ventricular myocytes
  120. Coordinated Control of Cell Ca 2+ Loading and Triggered Release From the Sarcoplasmic Reticulum Underlies the Rapid Inotropic Response to Increased L-Type Ca 2+ Current
  121. Integrative Analysis of Calcium Cycling in Cardiac Muscle
  122. The effect of acidosis on systolic Ca2+and sarcoplasmic reticulum calcium content in isolated rat ventricular myocytes
  123. The effects of low concentrations of caffeine on spontaneous Ca release in isolated rat ventricular myocytes
  124. The Ryanodine Receptor: Cause or Consequence of Diabetic Heart Failure?
  125. Can changes of ryanodine receptor expression affect cardiac contractility?
  126. Measurement of calcium entry and exit in quiescent rat ventricular myocytes
  127. A novel, rapid and reversible method to measure Ca buffering and time-course of total sarcoplasmic reticulum Ca content in cardiac ventricular myocytes
  128. Measurement of Sarcoplasmic Reticulum Ca Content and Sarcolemmal Fluxes during the Transient Stimulation of the Systolic Ca Transient Produced by Caffeine
  129. 2,3-Butanedione monoxime (BDM) decreases sarcoplasmic reticulum Ca content by stimulating Ca release in isolated rat ventricular myocytes
  130. The control of Ca release from the cardiac sarcoplasmic reticulum: regulation versus autoregulation
  131. Ca-activated chloride current and Na-Ca exchange have different timecourses during sarcoplasmic reticulum Ca release in ferret ventricular myocytes
  132. Stimulation of Ca-induced Ca release only transiently increases the systolic Ca transient: measurements of Ca fluxes and sarcoplasmic reticulum Ca
  133. Enhanced Ca 2+ Current and Decreased Ca 2+ Efflux Restore Sarcoplasmic Reticulum Ca 2+ Content After Depletion
  134. A measurable reduction of s.r. Ca content follows spontaneous Ca release in rat ventricular myocytes
  135. Measurement of sarcoplasmic reticulum Ca2+content and sarcolemmal Ca2+fluxes in isolated rat ventricular myocytes during spontaneous Ca2+release
  136. Variability of Spontaneous Ca 2+ Release Between Different Rat Ventricular Myocytes Is Correlated With Na + -Ca 2+ Exchange and [Na
  137. Use of medetomidine and butorphanol for sedation in dogs
  138. Factors affecting the propagation of locally activated systolic Ca transients in rat ventricular myocytes