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Updated: Sep 15, 2025

The Use of Magnetic Resonance Spectroscopy as a Tool for the Measurement of Bi-hemispheric Transcranial Electric Stimulation Effects on Primary Motor Cortex Metabolism
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The Use of Magnetic Resonance Spectroscopy as a Tool for the Measurement of Bi-hemispheric Transcranial Electric Stimulation Effects on Primary Motor Cortex Metabolism

Published on: November 19, 2014

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建模射程间变量用于动态,GABA编辑的MR光谱数据的稳健的时间分样采集

Alexander R Craven1,2, Lars Ersland1,2, Kenneth Hugdahl1,3,4

  • 1Department of Biological and Medical Psychology, University of Bergen, Bergen, Norway.

NMR in biomedicine
|July 15, 2025
PubMed
概括

这项研究开发了一种新模型,以减少GABA编辑磁共振光谱 (MRS) 数据的不必要变异. 该模型有效地改善了功能MRS应用的光谱质量,而不会引入偏差.

关键词:
对于GABA来说,这是一个很好的选择.这就是MEGA-PRESS.这就是MRS MRS.减少人工制造物的减少.功能性光谱学 功能性光谱学

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Combined Invasive Subcortical and Non-invasive Surface Neurophysiological Recordings for the Assessment of Cognitive and Emotional Functions in Humans08:25

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¹H NMR of Labile Protons: Temporal Resolution

Protons bonded to heteroatoms such as nitrogen and oxygen exhibit a range of chemical shift values. This is due to the varying degree of hydrogen bonding between the proton and the heteroatom in other molecules. The extent of hydrogen bonding affects the electron density around the proton, thereby giving different chemical shift values for the protons in the proton NMR spectrum.
The –OH proton in alcohols typically appears in the range of δ 2 to 5 ppm but can vary depending on the specific...
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Spin systems where the difference in chemical shifts of the coupled nuclei is greater than ten times J are called first-order spin systems. These nuclei are weakly coupled, and their chemical shifts and coupling constant can generally be estimated from the well-separated signals in the spectrum.
As Δν decreases and the signals move closer, the doublets appear increasingly distorted. The intensities of the inner lines increase at the cost of those of the outer lines as the signals are...
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