13C MRS studies of neuroenergetics and neurotransmitter cycling in humans
In the last 25 years, 13 C MRS has been established as the only noninvasive method for the
measurement of glutamate neurotransmission and cell‐specific neuroenergetics. Although …
measurement of glutamate neurotransmission and cell‐specific neuroenergetics. Although …
In vivo B0 field shimming methods for MRI at 7 T
Abstract Functional MRI (fMRI) at 7 T and above provides improved Signal-to-Noise Ratio
and Contrast-to-Noise Ratio compared to 3 T acquisitions. In addition to the beneficial …
and Contrast-to-Noise Ratio compared to 3 T acquisitions. In addition to the beneficial …
B0 shimming for in vivo magnetic resonance spectroscopy: Experts' consensus recommendations
Magnetic resonance spectroscopy (MRS) and spectroscopic imaging (MRSI) allow the
chemical analysis of physiological processes in vivo and provide powerful tools in the life …
chemical analysis of physiological processes in vivo and provide powerful tools in the life …
Imaging at ultrahigh magnetic fields: History, challenges, and solutions
K Uğurbil - Neuroimage, 2018 - Elsevier
Following early efforts in applying nuclear magnetic resonance (NMR) spectroscopy to study
biological processes in intact systems, and particularly since the introduction of 4 T human …
biological processes in intact systems, and particularly since the introduction of 4 T human …
Dynamic multi-coil shimming of the human brain at 7 T
High quality magnetic field homogenization of the human brain (ie shimming) for MR
imaging and spectroscopy is a demanding task. The susceptibility differences between air …
imaging and spectroscopy is a demanding task. The susceptibility differences between air …
Magnetic resonance imaging at ultrahigh fields
K Uğurbil - IEEE transactions on biomedical engineering, 2014 - ieeexplore.ieee.org
Since the introduction of 4 T human systems in three academic laboratories circa 1990,
rapid progress in imaging and spectroscopy studies in humans at 4 T and animal model …
rapid progress in imaging and spectroscopy studies in humans at 4 T and animal model …
B0 magnetic field homogeneity and shimming for in vivo magnetic resonance spectroscopy
The homogenization of B 0 conditions is necessary for every magnetic resonance
spectroscopy (MRS) investigation. Its direct consequence is narrow spectral lines, on which …
spectroscopy (MRS) investigation. Its direct consequence is narrow spectral lines, on which …
Dynamic multi-coil technique (DYNAMITE) shimming for echo-planar imaging of the human brain at 7 Tesla
Gradient-echo echo-planar imaging (EPI) is the primary method of choice in functional MRI
and other methods relying on fast MRI to image brain activation and connectivity. However …
and other methods relying on fast MRI to image brain activation and connectivity. However …
Single shot whole brain imaging using spherical stack of spirals trajectories
MR-encephalography allows the observation of functional signal in the brain at a frequency
of 10Hz, permitting filtering of physiological “noise” and the detection of single event …
of 10Hz, permitting filtering of physiological “noise” and the detection of single event …
Exposure to negative socio-emotional events induces sustained alteration of resting-state brain networks in older adults
Basic emotional functions seem well preserved in older adults. However, their reactivity to
and recovery from socially negative events remain poorly characterized. To address this, we …
and recovery from socially negative events remain poorly characterized. To address this, we …