Results 241 to 250 of about 49,771 (291)

Angiogenic Potential of Small Extracellular Vesicles Produced by Stimulated Mesenchymal Stromal Cells Under Hypoxic Conditions

open access: yesJournal of Extracellular Biology, Volume 5, Issue 1, January 2026.
ABSTRACT Regenerative vascular medicine research has positioned mesenchymal stromal cells (MSCs) as a leading candidate to treat ischemic diseases. Recent studies have highlighted the emerging role of small extracellular vesicles (sEVs) produced by MSCs in their own potential.
Nada Serhal   +10 more
wiley   +1 more source

Convolutional recurrent U‐net for cardiac cine MRI reconstruction via effective spatio‐temporal feature exploitation

open access: yesMedical Physics, Volume 53, Issue 1, January 2026.
Abstract Background Cardiac Cine Magnetic Resonance Imaging (MRI) provides dynamic visualization of the heart's structure and function but is hindered by slow acquisition, requiring repeated breath‐holds that challenge sick patients. Accelerated imaging can mitigate these issues but potentially reduce spatial and temporal resolution.
Donghang Lyu   +5 more
wiley   +1 more source

Flow‐suppressed 2D spin‐echo imaging with high tolerance to B1 inhomogeneity using hyperbolic secant pulses

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 1, Page 172-187, January 2026.
Abstract Purpose To demonstrate flow‐suppressed two‐dimensional (2D) spin‐echo and spin‐echo diffusion echo‐planar imaging (EPI) sequences using hyperbolic secant (HS) pulses for both π/2 excitation and π refocusing. Theory and Methods A theoretical framework to derive phase dispersion of moving spins under π/2 excitation and π refocusing using HS ...
Jae‐Youn Keum   +3 more
wiley   +1 more source

Importance of R2 accuracy in susceptibility source separation

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 1, Page 157-171, January 2026.
Abstract Purpose To examine the importance of R2 accuracy on independent paramagnetic and diamagnetic outputs from susceptibility source separation in the brain from two publicly available methods. Methods The effects of R2 errors, which translate into R2′$$ {\mathrm{R}}_2^{\prime } $$ errors, on output maps from χ‐separation and χ‐sepnet were examined
Tereza Beatriz Oliveira Assunção   +6 more
wiley   +1 more source

Error Correction in Bluetooth Low Energy via Neural Network with Reject Option. [PDF]

open access: yesSensors (Basel)
Almeida WD   +3 more
europepmc   +1 more source

Evaluating the effectiveness of distortion self‐correction for CEST‐EPI

open access: yesMagnetic Resonance in Medicine, Volume 95, Issue 1, Page 555-568, January 2026.
Abstract Purpose EPI is a fast acquisition sequence, but suffers from geometric distortion because of B0 field inhomogeneity. This study aims to evaluate the effectiveness of using ΔB0 map generated from single‐shot CEST‐EPI to achieve distortion self‐correction (DISC).
Yang Liu   +7 more
wiley   +1 more source

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