Sentences with phrase «resolution magnetic resonance imaging»

To study brain changes involved in IED, Coccaro and his colleagues performed high - resolution magnetic resonance imaging (MRI) scans in 168 people, including 57 who were diagnosed with IED, 53 healthy control subjects and another 58 control patients with psychiatric diagnoses.

Neuroscientist Jason Cooperrider and colleagues scanned Grandin's brain using three different methods: high - resolution magnetic resonance imaging (MRI), which captures the structure of the brain; diffusion tensor imaging (DTI), a method to trace the connections between brain regions; and functional MRI, which indicates brain activity.

First, they scanned the nasal airway of a mixed - breed cadaver with high - resolution magnetic resonance imaging.

To investigate the direct impact of VTA activation on primate behavior, the research team used high - resolution magnetic resonance imaging to guide the placement of microelectrodes within the VTAs of macaque monkeys.

Not exact matches

University of California, Irvine - led researchers, however, have found that high - resolution functional magnetic resonance imaging of the brain can be used to show some of the underlying causes of differences in memory proficiency between older and younger adults.

Through analysis of high - resolution anatomical magnetic resonance imaging of brain volumes, taken three times over the two - year study period, the researchers were able to determine that individuals with MCI or Alzheimer's showed greater losses in gray matter volume in both the basal forebrain and temporal lobe, compared with cognitively normal controls.

They also have applications in medical diagnostics, where they can help to speed up magnetic resonance imaging, for example; and in entertainment, to encode high - resolution films into files of manageable size.

Although noninvasive imaging methods such as functional magnetic resonance imaging (fMRI) and positron emission tomography (PET) can track activity in the brain, they provide limited resolution.

Another article in the series tackles incomplete or unusable reports of biomedical research, noting that in 241 functional magnetic resonance imaging studies, fewer than two - thirds reported the number of examinations and their duration; the resolution, coverage, and slice order of images appeared in fewer than half.

To test this model, we used high - resolution functional magnetic resonance imaging (fMRI) to examine brain activity in 14 healthy subjects while they performed an active «escape - pain» task within a two - dimensional maze.

In studying the functional behavior of the brain, from control of muscles to the formation of memories, scientists are using such tools such as electron microscopy, recordings of electrical signals from individual brain cells, and imaging of brain structures and processes using functional magnetic resonance imaging (fMRI), positron emission tomography (PET), and high - resolution optical imaging.

The storm - chasing aircraft's new scatterometer — a microwave radar sensor that measures the reflection (or scattering effect) produced while scanning the surface of the Earth — can see inside the storm with high resolution, something akin to a magnetic resonance imaging (MRI) scan.

On Monday, March 30th, Dmitry Novikov will give a talk on breaking through the Magnetic Resonance Imaging (MRI) resolution limits to the tissue microstructure below.