Results 161 to 170 of about 93,314 (285)

Pvr and Pvf2 Are Essential for Valve Cell Differentiation in the Larval Drosophila Heart

open access: yesgenesis, Volume 64, Issue 3, June 2026.
ABSTRACT The directionality of blood flow is regulated by heart valves, among other things. While the heart valves in vertebrates are multicellular and complex, the valve in the Drosophila heart consists of exactly two highly specialized cells. They arise during early larval development from two cardiomyocytes, those that form the boundary between the ...
Heiko Meyer   +3 more
wiley   +1 more source

Towards Clinical Translation of Intravoxel Incoherent Motion MRI: Acquisition and Analysis Consensus Recommendations

open access: yesJournal of Magnetic Resonance Imaging, Volume 63, Issue 6, Page 1782-1801, June 2026.
ABSTRACT Intravoxel incoherent motion (IVIM) MRI allows for simultaneous assessment of tissue microcirculation (perfusion) and diffusion of water. In single‐center studies, IVIM has shown great potential for diagnosis, treatment outcome prediction, and treatment monitoring for many different diseases and organs.
Eric E. Sigmund   +23 more
wiley   +1 more source

Electro‐Mechanical Dissociation in Chagas Cardiomyopathy: Comparative Analysis of Arrhythmic Burden Beyond LVEF

open access: yesJournal of Arrhythmia, Volume 42, Issue 3, June 2026.
Despite matched clinical characteristics and LVEF, patients with Chagas cardiomyopathy exhibit a significantly higher arrhythmic burden compared to ischemic cardiomyopathy. This electro‐mechanical dissociation highlights the necessity of sudden death risk stratification strategies that extend beyond traditional ejection fraction thresholds.
Luis E. Echeverría   +7 more
wiley   +1 more source

Functional competency of a novel 2-ply vacuum-pressed biological scaffold for entire posterior mitral valve reconstruction. [PDF]

open access: yesSci Rep
Jedrzejczyk JH   +7 more
europepmc   +1 more source

Impact of Partial Echo on 4D Flow MRI: The Insight From Synthetic MRI

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 6, Page 3462-3475, June 2026.
ABSTRACT Purpose The aim of this study is to investigate the impact of the partial echo on 4D flow MRI sequences thanks to in silico coupled MRI‐CFD (computational fluid dynamics) simulations. Methods Two sequences are studied: one with a full echo (FE) and another using partial echo (PE) with an echo symmetry fraction of 0.75.
Morgane Garreau   +6 more
wiley   +1 more source

Diffusion Tensor MRI of the Heart: The Toolbox Continues to Grow. [PDF]

open access: yesCirc Cardiovasc Imaging
Sosnovik DE, Nguyen CT.
europepmc   +1 more source

Respiratory Motion‐Corrected Model‐Based 3D Water‐Fat MRA of the Thorax at 0.55 T

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 6, Page 3241-3252, June 2026.
ABSTRACT Purpose The goal of this study was to develop a 5‐min 3D MRA acquisition at 0.55 T with predictable scan time, 100% data efficiency, and robust water‐fat separation. Methods For full data efficiency, the proposed method combined self‐gating with retrospective motion correction while ensuring a predictable 5‐min scan time.
Robert Stoll   +5 more
wiley   +1 more source

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