Results 161 to 170 of about 94,242 (328)

Gamma-Aminobutyric Acid Receptors on Cultured Cockroach Brain Neurones [PDF]

open access: bronze, 1987
Takeshi Shimahara   +4 more
openalex   +1 more source

Comparison of Magnetic Resonance Spectra Acquired With Hybrid PET/MR and Standalone MR Scanners

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
ABSTRACT Background The effect of the positron emission tomography (PET) modality in hybrid PET/MR scanners on MR spectral quality is unclear. Purpose To evaluate spectral quality, quantification, and repeatability of brain MR spectroscopy (MRS) acquired on PET/MR and standalone MR scanners. Study Type Prospective.
Carter B. Macdonald   +6 more
wiley   +1 more source

Practical Applications of Secondary/Extractive Electrospray Ionization (SESI): A Versatile Tool for Real‐Time Chemical Analysis

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT In the 1980s, researchers discovered the remarkable ability of electrospray plumes to effectively ionize gas‐phase molecules via secondary ionization. Around 20 years later—coinciding with the ambient mass spectrometry revolution—secondary electrospray ionization (SESI) and extractive electrospray ionization (EESI) coupled to mass spectrometry
Xin Luo   +5 more
wiley   +1 more source

Analysis of Methylated Quaternary Ammonium Compounds Using Hydrophilic Interaction Liquid Chromatography Combined With Mass Spectrometry

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT Liquid chromatography‐mass spectrometry (LC–MS) is a powerful technique for the detection and quantification of methylated quaternary ammonium compounds (mQACs), such as acylcarnitines and methylated amino‐acid‐derived (betainized) compounds, in biological matrices.
Iman Zarei   +7 more
wiley   +1 more source

SMART MRS: A Simulated MEGA‐PRESS ARTifacts toolbox for GABA‐edited MRS

open access: yesMagnetic Resonance in Medicine, EarlyView.
Abstract Purpose To create a Python‐based toolbox to simulate commonly occurring artifacts for single voxel gamma‐aminobutyric acid (GABA)‐edited MRS data. Methods The toolbox was designed to maximize user flexibility and contains artifact, applied, input/output (I/O), and support functions.
Hanna Bugler   +3 more
wiley   +1 more source

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