Manuel Taso
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View article: Optimizing scan efficiency of T1-weighted imaging for whole-brain intracranial vessel wall imaging
Optimizing scan efficiency of T1-weighted imaging for whole-brain intracranial vessel wall imaging Open
Background Clinical intracranial vessel wall imaging (VWI) requires high spatial resolution leading to long scan times and artifacts. Purpose To accelerate standard-of-care (SOC) 3D T1-weighted variable-flip-angle turbo-spin-echo (VFA-TSE)…
View article: An open, fully-processed data resource for studying mood and sleep variability in the developing brain
An open, fully-processed data resource for studying mood and sleep variability in the developing brain Open
Brain development during adolescence and early adulthood coincides with shifts in emotion regulation and sleep. Despite this, few existing datasets simultaneously characterize affective dynamics, sleep variation, and multimodal measures of…
View article: A single oscillating waveform-based gradient delay estimation
A single oscillating waveform-based gradient delay estimation Open
View article: Multi Echo-Time ASL MRI Denoising via Joint Complex Low-Rank Regularization
Multi Echo-Time ASL MRI Denoising via Joint Complex Low-Rank Regularization Open
Arterial spin labeling (ASL) magnetic resonance imaging (MRI) is the only non-invasive technique for measuring regional cerebral blood flow (CBF) and related neurovascular properties. ASL data can be acquired at multiple echo times (TE) to…
View article: Pharmacological manipulation of neurotransmitter activity induces disparate effects on cerebral blood flow and resting-state fluctuations
Pharmacological manipulation of neurotransmitter activity induces disparate effects on cerebral blood flow and resting-state fluctuations Open
Functional MRI methods can assess aspects of drug-induced brain response. Resting blood oxygenation level dependent (BOLD) fMRI and arterial spin labeling (ASL) perfusion MRI indirectly measure brain function through the coupling of activi…
View article: ASL lexicon and reporting recommendations: A consensus report from the ISMRM Open Science Initiative for Perfusion Imaging (OSIPI)
ASL lexicon and reporting recommendations: A consensus report from the ISMRM Open Science Initiative for Perfusion Imaging (OSIPI) Open
The 2015 consensus statement published by the International Society for Magnetic Resonance in Medicine (ISMRM) Perfusion Study Group and the European Cooperation in Science and Technology ( COST) Action ASL in Dementia aimed to encourage t…
View article: EP07.06: Assessment of cerebral blood flow using FAIR‐arterial spin labelling on fetal brain: clinical feasibility and preliminary results
EP07.06: Assessment of cerebral blood flow using FAIR‐arterial spin labelling on fetal brain: clinical feasibility and preliminary results Open
The arterial spin labelling is a non-contrast MRI technique allowing blood flow quantification in any kind of tissue. There are no studies exploring the fetal brain by ASL technique. The objectives of this study were: (1) to evaluate the f…
View article: Update on state‐of‐the‐art for arterial spin labeling (<scp>ASL</scp>) human perfusion imaging outside of the brain
Update on state‐of‐the‐art for arterial spin labeling (<span>ASL</span>) human perfusion imaging outside of the brain Open
This review article provides an overview of developments for arterial spin labeling (ASL) perfusion imaging in the body (i.e., outside of the brain). It is part of a series of review/recommendation papers from the International Society for…
View article: <scp>Fast‐spin‐echo</scp> versus rapid <scp>gradient‐echo</scp> for <scp>3D magnetization‐prepared</scp> acquisitions: Application to inhomogeneous magnetization transfer
<span>Fast‐spin‐echo</span> versus rapid <span>gradient‐echo</span> for <span>3D magnetization‐prepared</span> acquisitions: Application to inhomogeneous magnetization transfer Open
Purpose To evaluate the benefits of fast spin echo (FSE) imaging over rapid gradient‐echo (RAGE) for magnetization‐prepared inhomogeneous magnetization transfer (ihMT) imaging. Methods A 3D FSE sequence was modified to include an ihMT prep…
View article: Recent Technical Developments in ASL: A Review of the State of the Art
Recent Technical Developments in ASL: A Review of the State of the Art Open
This review article provides an overview of a range of recent technical developments in advanced arterial spin labeling (ASL) methods that have been developed or adopted by the community since the publication of a previous ASL consensus pa…
View article: Vasculopathy and Increased Vascular Congestion in Fatal COVID-19 and Acute Respiratory Distress Syndrome
Vasculopathy and Increased Vascular Congestion in Fatal COVID-19 and Acute Respiratory Distress Syndrome Open
Rationale: The leading cause of death in coronavirus disease 2019 (COVID-19) is severe pneumonia, with many patients developing acute respiratory distress syndrome (ARDS) and diffuse alveolar damage (DAD). Whether DAD in fatal COVID…
View article: Evaluation of the reproducibility and confounders of fair ASL placenta perfusion measurement in normal pregnancies
Evaluation of the reproducibility and confounders of fair ASL placenta perfusion measurement in normal pregnancies Open
View article: Improved volumetric inhomogeneous magnetization transfer (ihMT) using a CSF-suppressed FSE sequence (FLAIR-ihMT)
Improved volumetric inhomogeneous magnetization transfer (ihMT) using a CSF-suppressed FSE sequence (FLAIR-ihMT) Open
View article: Regional and depth-dependence of cortical blood-flow assessed with high-resolution Arterial Spin Labeling (ASL)
Regional and depth-dependence of cortical blood-flow assessed with high-resolution Arterial Spin Labeling (ASL) Open
Methods for imaging of cerebral blood flow do not typically resolve the cortex and thus underestimate flow. However, recent work with high-resolution MRI has emphasized the regional and depth-dependent structural, functional and relaxation…
View article: Fatal COVID-19 is Characterized by Distinct Vasculopathic Features and Increased Congestion of the Alveolar Capillary-Bed
Fatal COVID-19 is Characterized by Distinct Vasculopathic Features and Increased Congestion of the Alveolar Capillary-Bed Open
View article: Characterization of the cortical myeloarchitecture with inhomogeneous magnetization transfer imaging (ihMT)
Characterization of the cortical myeloarchitecture with inhomogeneous magnetization transfer imaging (ihMT) Open
ihMTsat, a quantitative metric of ihMT, can be reliably measured in cortical gray matter and shows unique contrast between cortical regions.
View article: Non-invasive measurement of choroid plexus apparent blood flow with arterial spin labeling
Non-invasive measurement of choroid plexus apparent blood flow with arterial spin labeling Open
View article: Rotated spiral RARE for high spatial and temporal resolution volumetric arterial spin labeling acquisition
Rotated spiral RARE for high spatial and temporal resolution volumetric arterial spin labeling acquisition Open
View article: Non-Invasive Measurement of Choroid Plexus Blood Flow with Arterial Spin Labeling
Non-Invasive Measurement of Choroid Plexus Blood Flow with Arterial Spin Labeling Open
Background The choroid plexus is a major contributor to the generation of cerebrospinal fluid (CSF) and the maintenance of its electrolyte and metabolite balance. Here, we sought to characterize the blood flow dynamics of the choroid plexu…
View article: Additional file 1 of Non-invasive measurement of choroid plexus apparent blood flow with arterial spin labeling
Additional file 1 of Non-invasive measurement of choroid plexus apparent blood flow with arterial spin labeling Open
Additional file 1: Figures. Spatial distributions of the choroid plexus ASL measures overlaid on the T1 weighted images of the other volunteers. (a) apparent blood flow (ml/100g/min), (b) arterial transit time (s) and (c) longitudinal rela…
View article: Consensus-based technical recommendations for clinical translation of renal ASL MRI
Consensus-based technical recommendations for clinical translation of renal ASL MRI Open
Objectives This study aimed at developing technical recommendations for the acquisition, processing and analysis of renal ASL data in the human kidney at 1.5 T and 3 T field strengths that can promote standardization of renal perfusion mea…
View article: Regional <i>T</i><sub>1</sub> mapping of the whole cervical spinal cord using an optimized MP2RAGE sequence
Regional <i>T</i><sub>1</sub> mapping of the whole cervical spinal cord using an optimized MP2RAGE sequence Open
While T 1 measurements present multiple challenges (robustness, acquisition time), the recently proposed MP2RAGE sequence (magnetization‐prepared two rapid acquisition gradient echoes) has opened new perspectives to characterize tissue mic…
View article: Pancreatic perfusion and arterial‐transit‐time quantification using pseudocontinuous arterial spin labeling at 3T
Pancreatic perfusion and arterial‐transit‐time quantification using pseudocontinuous arterial spin labeling at 3T Open
Purpose To demonstrate the feasibility of noninvasively measuring pancreatic perfusion using pseudocontinuous arterial spin labeling (ASL) and to derive quantitative blood‐flow and transit‐time measurements in healthy volunteers. Methods A…
View article: Feasibility of single‐shot multi‐level multi‐angle diffusion tensor imaging of the human cervical spinal cord at 7T
Feasibility of single‐shot multi‐level multi‐angle diffusion tensor imaging of the human cervical spinal cord at 7T Open
Purpose Diffusion tensor imaging (DTI), which is frequently used to characterize microstructure impairments in many spinal cord diseases at clinical fields, may benefit from 7T investigations. Yet, it presents specific technical challenges…
View article: Region‐specific impairment of the cervical spinal cord (SC) in amyotrophic lateral sclerosis: A preliminary study using SC templates and quantitative MRI (diffusion tensor imaging/inhomogeneous magnetization transfer)
Region‐specific impairment of the cervical spinal cord (SC) in amyotrophic lateral sclerosis: A preliminary study using SC templates and quantitative MRI (diffusion tensor imaging/inhomogeneous magnetization transfer) Open
In this preliminary study, our objective was to investigate the potential of high‐resolution anatomical imaging, diffusion tensor imaging (DTI) and conventional/inhomogeneous magnetization transfer imaging [magnetization transfer (MT)/inho…
View article: Issue Information
Issue Information Open
View article: Magnetization transfer from inhomogeneously broadened lines (ihMT): Improved imaging strategy for spinal cord applications
Magnetization transfer from inhomogeneously broadened lines (ihMT): Improved imaging strategy for spinal cord applications Open
Purpose Inhomogeneous magnetization transfer (ihMT) shows great promise for specific imaging of myelinated tissues. Whereas the ihMT technique has been previously applied in brain applications, the current report presents a strategy for ce…