Results 211 to 220 of about 4,373,274 (284)

Effects of Acute Aerobic Exercise and Task Repetition on the Neural Correlates of Executive Function in Young and Older Adults: A Crossover fMRI Study

open access: yesJournal of Magnetic Resonance Imaging, Volume 64, Issue 3, Page 751-764, September 2026.
ABSTRACT Background Acute aerobic exercise may alter neural recruitment supporting executive function; however, age‐related differences and task repetition effects remain unclear. Purpose To investigate the effects of acute aerobic exercise and task repetition on brain activity during task switching in young and older adults.
Ryota Asahara   +6 more
wiley   +1 more source

Data-driven denoising in spinal cord fMRI with principal component analysis. [PDF]

open access: yesImaging Neurosci (Camb)
Hemmerling KJ   +4 more
europepmc   +1 more source

Resting‐State Brain Entropy Reveals Altered Neural Dynamics and Cognitive Associations in Mild Traumatic Brain Injury: A Longitudinal Study

open access: yesJournal of Neuroscience Research, Volume 104, Issue 9, September 2026.
Resting‐state brain entropy mapping in mild TBI revealed dynamic, regional‐specific changes from acute to chronic stages. Early hyperentropy in precuneus, a key hub of DMN, predicted short‐term cognitive gains, while later shifts and entropy reductions aligned with long‐term recovery, highlighting evolving functional changes after injury. ABSTRACT Mild
Li Jiang   +7 more
wiley   +1 more source

Rapid phosphorus removal promotes a sustained decrease in nitrogen in eutrophic lakes

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 5, September 2026.
Abstract Excess phosphorus (P) leads to lake eutrophication, prompting interventions to reduce P availability. However, we have a limited understanding of how P availability impacts nitrogen (N), which also affects lake water quality. The in‐lake application of alum rapidly decreases P availability, presenting an opportunity to explore how P influences
Catherine A. Polik   +2 more
wiley   +1 more source

Calibration, Validation and Utility of ARTEMIS‐A: A Web Application for Early Identification of Mental Health Difficulties in Secondary Schools

open access: yesInternational Journal of Methods in Psychiatric Research, Volume 35, Issue 3, September 2026.
ABSTRACT Background Early identification can accelerate access to effective support. We aimed to calibrate and validate ARTEMIS‐A, a computerised adaptive assessment of mental health difficulties for young people (YP), and to explore its acceptability and feasibility.
Anne‐Marie Burn   +5 more
wiley   +1 more source

VQ‐Wave: A Physics‐Driven Spatiotemporal Deep Learning Approach for Noncontrast‐Enhanced Lung Ventilation and Perfusion MRI

open access: yesMagnetic Resonance in Medicine, Volume 96, Issue 3, Page 1427-1442, September 2026.
ABSTRACT Purpose To develop a robust deep learning framework for noncontrast‐enhanced functional lung MRI, overcoming the limitations of spectral decomposition in the presence of physiological nonstationarity. Methods We introduce VQ‐Wave (Ventilation/Q‐perfusion Waveform‐based Assessment of Variable Evolutions), a physics‐driven spatiotemporal ...
Grzegorz Bauman   +3 more
wiley   +1 more source

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