High-resolution fMRI at 7 Tesla: challenges, promises and recent developments for individual-focused fMRI studies

O Viessmann, JR Polimeni - Current opinion in behavioral sciences, 2021 - Elsevier
Limited detection power has been a bottleneck for subject-specific functional MRI (fMRI)
studies; however, the higher signal-to-noise ratio afforded by ultra-high magnetic fields (≥ 7 …

[HTML][HTML] New acquisition techniques and their prospects for the achievable resolution of fMRI

S Bollmann, M Barth - Progress in neurobiology, 2021 - Elsevier
This work reviews recent advances in technologies for functional magnetic resonance
imaging (fMRI) of the human brain and highlights the push for higher functional specificity …

[HTML][HTML] LayNii: A software suite for layer-fMRI

LR Huber, BA Poser, PA Bandettini, K Arora, K Wagstyl… - NeuroImage, 2021 - Elsevier
High-resolution fMRI in the sub-millimeter regime allows researchers to resolve brain activity
across cortical layers and columns non-invasively. While these high-resolution data make it …

Two fine-scale channels for encoding motion and stereopsis within the human magnocellular stream

B Kennedy, P Bex, DG Hunter, S Nasr - Progress in neurobiology, 2023 - Elsevier
In humans and non-human primates (NHPs), motion and stereopsis are processed within
fine-scale cortical sites, including V2 thick stripes and their extensions into areas V3 and …

[HTML][HTML] Improvement of sensitivity and specificity for laminar BOLD fMRI with double spin-echo EPI in humans at 7 T

SH Han, S Eun, HJ Cho, K Uludaǧ, SG Kim - Neuroimage, 2021 - Elsevier
Mapping mesoscopic cortical functional units such as columns or laminae is increasingly
pursued by ultra-high field (UHF) functional magnetic resonance imaging (fMRI). The most …

Mapping of whole‐cerebrum resting‐state networks using ultra‐high resolution acquisition protocols

SD Yun, P Pais‐Roldán… - Human brain …, 2022 - Wiley Online Library
Resting‐state functional magnetic resonance imaging (fMRI) has been used in numerous
studies to map networks in the brain that employ spatially disparate regions. However …

Submillimeter fMRI Acquisition Techniques for Detection of Laminar and Columnar Level Brain Activation

SD Yun, F Küppers, NJ Shah - Journal of Magnetic Resonance …, 2024 - Wiley Online Library
Since the first demonstration in the early 1990s, functional MRI (fMRI) has emerged as one
of the most powerful, noninvasive neuroimaging tools to probe brain functions …

Scotopic vision is selectively processed in thick-type columns in human extrastriate cortex

RBH Tootell, S Nasr - Cerebral Cortex, 2021 - academic.oup.com
In humans, visual stimuli can be perceived across an enormous range of light levels.
Evidence suggests that different neural mechanisms process different subdivisions of this …

Reduced physiology‐induced temporal instability achieved with variable‐flip‐angle fast low‐angle excitation echo‐planar technique with multishot echo planar time …

Z Hu, AJL Berman, Z Dong, WA Grissom… - Magnetic …, 2025 - Wiley Online Library
Purpose Echo planar time‐resolved imaging (EPTI) is a new imaging approach that
addresses the limitations of EPI by providing high‐resolution, distortion‐and T2/T 2* T _2^ ∗ …

Intrinsic temporal performance of the RF receive coil in magnetic resonance imaging

Y Gao, X Zhang - IEEE Transactions on Medical Imaging, 2022 - ieeexplore.ieee.org
The functional magnetic resonance imaging (fMRI) at ultra-high field (UHF,) is a powerful
temporal acquisition method which promises to capture neuronal activities at submillimeter …