Imaging the columnar functional organization of human area MT+ to axis-of-motion stimuli using VASO at 7 Tesla

A Pizzuti, L Huber, OF Gulban… - Cerebral …, 2023 - academic.oup.com
Cortical columns of direction-selective neurons in the motion sensitive area (MT) have been
successfully established as a microscopic feature of the neocortex in animals. The same …

A selection and targeting framework of cortical locations for line‐scanning fMRI

J Heij, L Raimondo, JCW Siero… - Human Brain …, 2023 - Wiley Online Library
Depth‐resolved functional magnetic resonance imaging (fMRI) is an emerging field growing
in popularity given the potential of separating signals from different computational processes …

Combining arterial blood contrast with BOLD increases fMRI intracortical contrast

N Priovoulos, IAF de Oliveira, BA Poser… - Human brain …, 2023 - Wiley Online Library
BOLD fMRI is widely applied in human neuroscience but is limited in its spatial specificity
due to a cortical‐depth‐dependent venous bias. This reduces its localization specificity with …

Improved Selectivity in 7 T Digit Mapping Using VASO-CBV

ÍAF de Oliveira, JCW Siero, SO Dumoulin… - Brain Topography, 2023 - Springer
Functional magnetic resonance imaging (fMRI) at Ultra-high field (UHF,≥ 7 T) benefits from
significant gains in the BOLD contrast-to-noise ratio (CNR) and temporal signal-to-noise …

[HTML][HTML] Cerebral blood volume index can predict the long-term prognosis after endovascular thrombectomy in patients with acute ischemic stroke due to large vessel …

Q Zhang, S Yang, XD Cheng, H Sun, BH Li… - Journal of Clinical …, 2023 - Elsevier
Long-term prognosis and factors influencing endovascular therapy (EVT) remain unclear.
This study aimed to investigate the association between computed tomography perfusion …

A comparative analysis of the sensitivity and BOLD contamination of the VASO response at 3 Tesla: ME-DEPICTING vs. ME-EPI readouts

R Devi, J Lepsien, T Mildner, HE Möller - Imaging Neuroscience, 2024 - direct.mit.edu
Abstract 'Non-BOLD fMRI'data acquired at non-zero echo time (TE) suffer from
contamination by the Blood Oxygenation Level Dependent (BOLD) signal due to the …

Assessing the ecological validity of numerosity-selective neuronal populations with real-world natural scenes

S Hofstetter, SO Dumoulin - Iscience, 2022 - cell.com
Animals and humans are able to quickly and effortlessly estimate the number of items in a
set: their numerosity. Numerosity perception is thought to be critical to behavior, from feeding …

[PDF][PDF] Advanced in Ultra-High Field Task-Based fMRI

A Nigi - 2023 - studenttheses.uu.nl
ABSTRACT Task-based functional Magnetic Resonance Imaging (fMRI) at ultra-high field
(≥ 7T, UHF) has revolutionized our understanding of the human brain by enabling …

[PDF][PDF] Royal Netherlands Academy of Arts and Sciences (KNAW)

ÍAF Oliveira, R Schnabel, MJP van Osch, W Zwaag… - 2024 - pure.knaw.nl
Non-invasive perfusion imaging by Arterial spin labeling (ASL) can be advantageous at
Ultra-high field (UHF) MRI, since the image SNR and the T1 relaxation time both increase …