Results 211 to 220 of about 596,703 (340)

Non-Invasive Determination of Left Ventricular Workload in Patients with Aortic Stenosis Using Magnetic Resonance Imaging and Doppler Echocardiography

open access: gold, 2014
Zahra Keshavarz‐Motamed   +7 more
openalex   +2 more sources

Hevin Promotes Aging‐Related Cardiac Dysfunction via Facilitating Cardiac Inflammation in Male Mice

open access: yesAging Cell, Volume 25, Issue 2, February 2026.
Hevin released by iWAT into circulation stimulates cardiac macrophages through TLR4, inducing their polarization and CCL5 secretion, leading to worsened cardiac dysfunction and subsequent recruitment of additional inflammatory cells for pro‐inflammatory factor release.
Shi‐Yu Huang   +4 more
wiley   +1 more source

Valvular regurgitation by color doppler echocardiography

open access: yesArquivos Brasileiros de Cardiologia, 2000
André Schmidt   +4 more
doaj   +1 more source

Quantification of Chronic Functional Mitral Regurgitation by Automated 3-Dimensional Peak and Integrated Proximal Isovelocity Surface Area and Stroke Volume Techniques Using Real-Time 3-Dimensional Volume Color Doppler Echocardiography: In Vitro and Clinical Validation

open access: yesCirculation Cardiovascular Imaging, 2013
P. Thavendiranathan   +9 more
semanticscholar   +1 more source

Proximal Pulmonary Artery Stiffening as a Biomarker of Cardiopulmonary Aging

open access: yesAging Cell, Volume 25, Issue 2, February 2026.
Mouse models revealed age‐associated increased circumferential stiffness of the proximal pulmonary artery that was associated with reorientation of collagen and decreased function of the lung and right ventricle. Age‐related transcriptional changes were indicative of senescence, ECM turnover, TGFβ signaling, and altered intercellular signaling among ...
Ruben De Man   +22 more
wiley   +1 more source

[Doppler echocardiography].

open access: yesRevista de medicina interna, neurologe, psihiatrie, neurochirurgie, dermato-venerologie. Medicina interna, 1989
  +6 more sources

Quantification of valvular regurgitation by transthoracic 3D high pulse repetition frequency Doppler echocardiography. [PDF]

open access: yesEur Heart J Imaging Methods Pract
Berg EAR   +9 more
europepmc   +1 more source

The Role of Exercise Doppler Echocardiography to Unmask Pulmonary Arterial Hypertension in Selected Patients with Systemic Sclerosis and Equivocal Baseline Echocardiographic Values for Pulmonary Hypertension. [PDF]

open access: yesDiagnostics (Basel), 2021
Rallidis LS   +9 more
europepmc   +1 more source

Engineered Multifunctional Hydrogel Delivering Novel CBX7 Inhibitor Modulates Cuproptosis Via Liquid–Liquid Phase Separation to Restore Cardiac Function in Aged Myocardial Infarction

open access: yesAdvanced Science, Volume 13, Issue 1, 5 January 2026.
An age‐adapted therapy pairs δ‐Amyrenone, a CBX7 inhibitor, with an alginate hydrogel (CSAδ) to rescue infarcted elderly hearts. CSAδ disrupts CBX7–ATP7A liquid–liquid phase separation, restores ATP7A trafficking and copper efflux, suppresses cuproptosis, supplies oxygen, scavenges ROS, promotes M2 polarization, supports angiogenesis, and enhances ...
Jun Liu   +11 more
wiley   +1 more source

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