Results 81 to 90 of about 2,577,661 (379)

Compressed Sensing MRI Reconstruction Using a Generative Adversarial Network With a Cyclic Loss [PDF]

open access: yesIEEE Transactions on Medical Imaging, 2017
Compressed sensing magnetic resonance imaging (CS-MRI) has provided theoretical foundations upon which the time-consuming MRI acquisition process can be accelerated.
Tran Minh Quan   +2 more
semanticscholar   +1 more source

Altered inter-hemispheric and intra-hemispheric functional connectivity dynamics in male cigarette smokers

open access: yesBMC Psychiatry
Background Previous study has overlooked the heterogeneity between hemispheres and the knowledge of brain temporal dynamics in tobacco use disorder (TUD) individuals was limited.
Mengzhe Zhang   +9 more
doaj   +1 more source

Altered Gray Matter Volume and Functional Connectivity in Patients With Vestibular Migraine

open access: yesFrontiers in Neuroscience, 2021
SubjectsVestibular migraine (VM) is the most common neurological cause of vertigo in adults. Previous neuroimaging studies have reported structural alterations in areas associated with pain and vestibular processing.
Xia Zhe   +9 more
doaj   +1 more source

Translating a Preclinically Tested 15 Hz rTMS Protocol to Humans With Chronic Spinal Cord Injury: A Safety and Feasibility Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives Repetitive transcranial magnetic stimulation (rTMS) is a non‐invasive brain stimulation strategy with a demonstrated potential to reinforce the residual pathways after a spinal cord injury (SCI). A preclinically tested high‐frequency (15 Hz) rTMS (15 Hz rTMS) protocol was shown to induce corticospinal tract axon regeneration growth ...
Nabila Brihmat   +8 more
wiley   +1 more source

Breast MRI: State of the Art.

open access: yesRadiology, 2019
MRI of the breast has the highest sensitivity for breast cancer detection among current clinical imaging modalities and is indispensable for breast imaging practice.
R. Mann, N. Cho, L. Moy
semanticscholar   +1 more source

Analysis of the magneto-rotational instability with the effect of cosmic-ray diffusion

open access: yes, 2014
We present the results obtained from linear stability analysis and 2.5-dimensional magnetohydrodynamic (MHD) simulations of the magnetorotational instability (MRI), including the effects of cosmic rays (CRs).
Ko, Chung-Ming, Kuwabara, Takuhito
core   +1 more source

The Role of the Magnetorotational Instability in the Sun [PDF]

open access: yes, 2014
We calculate growth rates for nonaxisymmetric instabilities including the magnetorotational instability (MRI) throughout the Sun. We first derive a dispersion relation for nonaxisymmetric instability including the effects of shear, convective buoyancy ...
Kagan, Daniel, Wheeler, J. Craig
core   +2 more sources

The rs10191329 Risk Allele Is Associated With Pronounced Retinal Layer Atrophy in Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To investigate whether the rs10191329 risk allele in the DYSF–ZNF638 locus, which is implicated in central nervous system resilience rather than immune‐mediated pathology, is associated with retinal layer thinning, a biomarker of neuroaxonal damage in relapsing multiple sclerosis (RMS). Methods From a prospective observational study,
Gabriel Bsteh   +22 more
wiley   +1 more source

Prostate MRI, with or without MRI-targeted biopsy, and systematic biopsy for detecting prostate cancer.

open access: yesCochrane Database of Systematic Reviews, 2019
BACKGROUND Multiparametric magnetic resonance imaging (MRI), with or without MRI-targeted biopsy, is an alternative test to systematic transrectal ultrasonography-guided biopsy in men suspected of having prostate cancer.
Frank-Jan H. Drost   +6 more
semanticscholar   +1 more source

DCE-MRI and parametric imaging in monitoring response to neoadjuvant chemotherapy in breast carcinoma : a preliminary report [PDF]

open access: yes, 2018
Purpose: Neoadjuvant chemotherapy is recommended in patients with locally advanced breast cancer. Dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) enables evaluation of the tumour neovasculature that occurs prior to any volume change, which
Fotedar, Vikas   +5 more
core   +1 more source

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