Juán José Gavira
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View article: Residual myocardial hyperemia in regadenoson stress/rest quantitative perfusion cardiac magnetic resonance
Residual myocardial hyperemia in regadenoson stress/rest quantitative perfusion cardiac magnetic resonance Open
Purpose This study sought to investigate the presence of residual myocardial hyperemia on the recovery phase in patients undergoing stress CMR. Material and methods Fifty patients with clinical indication for stress CMR underwent quantitat…
View article: Melt electrowritten 3D human cardiac engineered tissues reproduce the enhanced sensitivity of fibrotic patients to doxorubicin
Melt electrowritten 3D human cardiac engineered tissues reproduce the enhanced sensitivity of fibrotic patients to doxorubicin Open
Introduction Cardiotoxicity is a serious and frequent side effect of anthracycline cancer therapy, prompting the cardio-oncologic follow up of patients. However, mechanisms are poorly understood. Moreover, cardiac patients demonstrate an e…
View article: Neo Left Main Creation and Percutaneous Closure of Left Coronary Button Pseudoaneurysm After Bentall Procedure
Neo Left Main Creation and Percutaneous Closure of Left Coronary Button Pseudoaneurysm After Bentall Procedure Open
View article: Biologically‐Inspired Melt Electrowriting for the Generation of Highly Biomimetic Functional Myocardium
Biologically‐Inspired Melt Electrowriting for the Generation of Highly Biomimetic Functional Myocardium Open
In the heart, the specific 3D structure of myocardial layers produces an efficient ejection of blood. When myocardial infarction strikes, this architecture is disrupted, adding a disarranged contraction to the decreased availability of pum…
View article: Generation of an induced pluripotent stem cell line (ESi107-A) from a transthyretin amyloid cardiomyopathy (ATTR-CM) patient carrying a p.Ser43Asn mutation in the TTR gene
Generation of an induced pluripotent stem cell line (ESi107-A) from a transthyretin amyloid cardiomyopathy (ATTR-CM) patient carrying a p.Ser43Asn mutation in the TTR gene Open
Transthyretin (TTR) amyloid cardiomyopathy (ATTR-CM) is a life-threatening disease caused by the abnormal production of misfolded TTR protein by liver cells, which is then released systemically. Its amyloid deposition in the heart is linke…
View article: Safety, feasibility, and hemodynamic response of regadenoson for stress perfusion CMR
Safety, feasibility, and hemodynamic response of regadenoson for stress perfusion CMR Open
Owing to its pharmacodynamics and posology, the use of regadenoson for stress cardiac magnetic resonance (CMR) has potential advantages over other vasodilators. We sought to evaluate the safety, hemodynamic response and diagnostic performa…
View article: Systemic lupus erythematosus myocarditis after COVID-19 vaccination
Systemic lupus erythematosus myocarditis after COVID-19 vaccination Open
View article: Global Circumferential and Radial Strain Among Patients With Immune Checkpoint Inhibitor Myocarditis
Global Circumferential and Radial Strain Among Patients With Immune Checkpoint Inhibitor Myocarditis Open
View article: Fabrication of human myocardium using multidimensional modelling of engineered tissues
Fabrication of human myocardium using multidimensional modelling of engineered tissues Open
Biofabrication of human tissues has seen a meteoric growth triggered by recent technical advancements such as human induced pluripotent stem cells (hiPSCs) and additive manufacturing. However, generation of cardiac tissue is still hampered…
View article: Systemic lupus erythematosus myocarditis after COVID-19 vaccination
Systemic lupus erythematosus myocarditis after COVID-19 vaccination Open
View article: A Fibrosis Biomarker Early Predicts Cardiotoxicity Due to Anthracycline-Based Breast Cancer Chemotherapy
A Fibrosis Biomarker Early Predicts Cardiotoxicity Due to Anthracycline-Based Breast Cancer Chemotherapy Open
Anthracycline-based cancer chemotherapy (ACC) causes myocardial fibrosis, a lesion contributing to left ventricular dysfunction (LVD). We investigated whether the procollagen-derived type-I C-terminal-propeptide (PICP): (1) associates with…
View article: Regadenoson stress CMR: safety, feasibility and hemodynamic response
Regadenoson stress CMR: safety, feasibility and hemodynamic response Open
Background and objectives The use of regadenoson for stress cardiac magnetic resonance (CMR) has potential advantages over other vasodilators. We sought to evaluate the safety, feasibility and hemodynamic response (heart rate and blood pre…
View article: Preclinical Evaluation of the Safety and Immunological Action of Allogeneic ADSC-Collagen Scaffolds in the Treatment of Chronic Ischemic Cardiomyopathy
Preclinical Evaluation of the Safety and Immunological Action of Allogeneic ADSC-Collagen Scaffolds in the Treatment of Chronic Ischemic Cardiomyopathy Open
The use of allogeneic adipose-derived mesenchymal stromal cells (alloADSCs) represents an attractive approach for treating myocardial infarction (MI). Furthermore, adding a natural support improves alloADSCs engraftment and survival in hea…
View article: Resección de válvula aórtica transcatéter tras 8 años desde la implantación y sustitución por bioprótesis aórtica
Resección de válvula aórtica transcatéter tras 8 años desde la implantación y sustitución por bioprótesis aórtica Open
View article: Myocardial T1 and T2 Mapping by Magnetic Resonance in Patients With Immune Checkpoint Inhibitor–Associated Myocarditis
Myocardial T1 and T2 Mapping by Magnetic Resonance in Patients With Immune Checkpoint Inhibitor–Associated Myocarditis Open
View article: Single-Cell RNA Sequencing Analysis Reveals a Crucial Role for CTHRC1 (Collagen Triple Helix Repeat Containing 1) Cardiac Fibroblasts After Myocardial Infarction
Single-Cell RNA Sequencing Analysis Reveals a Crucial Role for CTHRC1 (Collagen Triple Helix Repeat Containing 1) Cardiac Fibroblasts After Myocardial Infarction Open
Background: Cardiac fibroblasts (CFs) have a central role in the ventricular remodeling process associated with different types of fibrosis. Recent studies have shown that fibroblasts do not respond homogeneously to heart injury. Because o…
View article: Cells, Materials, and Fabrication Processes for Cardiac Tissue Engineering
Cells, Materials, and Fabrication Processes for Cardiac Tissue Engineering Open
Cardiovascular disease is the number one killer worldwide, with myocardial infarction (MI) responsible for approximately 1 in 6 deaths. The lack of endogenous regenerative capacity, added to the deleterious remodelling programme set into m…
View article: Does Chronic Kidney Disease Facilitate Malignant Myocardial Fibrosis in Heart Failure with Preserved Ejection Fraction of Hypertensive Origin?
Does Chronic Kidney Disease Facilitate Malignant Myocardial Fibrosis in Heart Failure with Preserved Ejection Fraction of Hypertensive Origin? Open
In hypertensive patients with heart failure (HF) a serum biomarker combination of high carboxy-terminal propeptide of procollagen type-I (PICP) and low carboxy-terminal telopeptide of collagen type-I to matrix metalloproteinase-1 (CITP:MMP…
View article: P677 When to look for wtTTR amyloidosis in heart failure: increasing chances of positive gammagraphic study
P677 When to look for wtTTR amyloidosis in heart failure: increasing chances of positive gammagraphic study Open
Introduction Wild type transtirretin (wtATTR) amyloidosis has become increasingly recognized as a major cause for heart failure (HF). Diagnosis requires complex work up such as DPD scintigraphy (DPDs). Availability of DPDs is limited urgin…
View article: Severe Cardiac and Abdominal Manifestations Without Lung Involvement in a Child With COVID-19
Severe Cardiac and Abdominal Manifestations Without Lung Involvement in a Child With COVID-19 Open
Coronavirus disease 2019 (COVID-19) has become a worldwide pandemic, affecting humans of all ages. Clinical features of the pediatric population have been published, but there is not yet enough information to make a definitive description.…
View article: P185 Primary cardiac lymphoma: an unexpected finding
P185 Primary cardiac lymphoma: an unexpected finding Open
BACKGROUND Primary cardiac malignancies are rare, with a reported incidence of 0.1%. Up to 10% of cardiac tumors are malignant and primary cardiac lymphoma represents (PCL) a very low proportion of them. The wide variety of clinical manife…
View article: Single-cell RNA-seq analysis reveals the crucial role of Collagen Triplex Helix Repeat Containing 1 (CTHRC1) cardiac fibroblasts for ventricular remodeling after myocardial infarction
Single-cell RNA-seq analysis reveals the crucial role of Collagen Triplex Helix Repeat Containing 1 (CTHRC1) cardiac fibroblasts for ventricular remodeling after myocardial infarction Open
Cardiac fibroblasts have a central role during the ventricular remodeling process associated with different types of cardiac injury. Recent studies have shown that fibroblasts do not respond homogeneously to heart damage, suggesting that t…
View article: P5676Safety and immunomodulatory action of epicardial patches combined with allogeneic adipose-derived mesenchymal stem cells in a rodent and porcine model of myocardial infarction
P5676Safety and immunomodulatory action of epicardial patches combined with allogeneic adipose-derived mesenchymal stem cells in a rodent and porcine model of myocardial infarction Open
View article: Regeneración miocárdica: el futuro al alcance de la mano
Regeneración miocárdica: el futuro al alcance de la mano Open
En los últimos años hemos asistido a un interés creciente por el tratamiento de la insuficiencia cardíaca mediante el trasplante de células madre. Mientras que los estudios con células madre de músculo (mioblastos) se iniciaron hace mas de…
View article: Arritmias supvaventriculares. Posibles aplicaciones del esmolol.
Arritmias supvaventriculares. Posibles aplicaciones del esmolol. Open
Dentro de las arritmias supraventriculares podemos encontrar a la fibrilación auricular, el fluter, las taquicardias paroxísticas supraventriculares y las taquicardias auriculares. La más frecuente es la fibrilación auricular. En la presen…
View article: Non-invasive in vivo imaging of cardiac stem/progenitor cell biodistribution and retention after intracoronary and intramyocardial delivery in a swine model of chronic ischemia reperfusion injury
Non-invasive in vivo imaging of cardiac stem/progenitor cell biodistribution and retention after intracoronary and intramyocardial delivery in a swine model of chronic ischemia reperfusion injury Open
PET/CT imaging of 18F-FDG-labeled CSC allows quantifying biodistribution and acute retention of implanted cells in a clinically relevant pig model of chronic myocardial infarction. Similar levels of acute retention are achieved …
View article: Benefit of tolvaptan in the management of hyponatraemia in patients with diuretic‐refractory congestive heart failure: the SEMI‐SEC project
Benefit of tolvaptan in the management of hyponatraemia in patients with diuretic‐refractory congestive heart failure: the SEMI‐SEC project Open
Aims Hyponatraemia is an electrolyte disorder that occurs in advanced congestive heart failure (HF) and worsens prognosis. We explored the usefulness of tolvaptan, which has shown promising results in the treatment of this condition. Metho…
View article: Catheter-based Intramyocardial Injection of FGF1 or NRG1-loaded MPs Improves Cardiac Function in a Preclinical Model of Ischemia-Reperfusion
Catheter-based Intramyocardial Injection of FGF1 or NRG1-loaded MPs Improves Cardiac Function in a Preclinical Model of Ischemia-Reperfusion Open
Cardiovascular protein therapeutics such as neuregulin (NRG1) and acidic-fibroblast growth factor (FGF1) requires new formulation strategies that allow for sustained bioavailability of the drug in the infarcted myocardium. However, there i…
View article: Primary Prevention of Sudden Cardiac Death in Patients with Heart Failure: How Effective is Current Pharmacologic Therapy?
Primary Prevention of Sudden Cardiac Death in Patients with Heart Failure: How Effective is Current Pharmacologic Therapy? Open
Sudden cardiac death is the most common cause of death in the early stages of heart failure.Implantable cardioverter-defibrillator therapies substantially reduce sudden cardiac death but incur morbidity and are expensive, so are recommende…