Magnetic resonance coil prototyping and implementation for multi-nuclear small animal imaging [0.03%]
用于多核小动物成像的磁共振线圈的研制与实现
Alexander I Zavriyev,Benjamin J Yoon,John Choi et al.
Alexander I Zavriyev et al.
Purpose: Heteronuclear MR imaging allows investigation into unique disease states. These approaches often require radiofrequency coil designs that are customized for the imaging probe and target. This study addresses the ...
Continuous-flow electron spin resonance microfluidics device with sub-nanoliter sample volume [0.03%]
一种亚纳升级别的连续流式微流体电子自旋共振装置
Oleg Zgadzai,Nir Almog,Yefim Varshavsky et al.
Oleg Zgadzai et al.
This paper presents a novel continuous-flow electron spin resonance (ESR) microfluidic device designed for both continuous-wave (CW) and pulsed ESR measurements on sub-nanoliter liquid samples. The system integrates a planar surface microre...
Investigation of biomolecular dynamics by sensitivity-enhanced 1H-2H CPMAS NMR using matrix-free dynamic nuclear polarization [0.03%]
利用无基质动态核极化增强灵敏度的1H-2H CPMAS-NMR研究生物分子动力学
Thomas Biedenbänder,Aryana Rodgers,Mirjam Schröder et al.
Thomas Biedenbänder et al.
Molecular dynamics of functional groups contain valuable information about structural properties and functional activities in biomolecules. NMR spectroscopy is a sensitive tool for the investigation of molecular dynamics over a wide range o...
Hyperpolarized [1-13C] pyruvate MRSI reveals a diet-dependent metabolic shift in ZSF1 rats [0.03%]
超极化[1-13C]丙酮酸MRSI揭示了ZSF1大鼠的饮食依赖性代谢转变
Karen Dos Santos,Salva R Yurista,Sophia M Mirrione et al.
Karen Dos Santos et al.
We evaluated altered cardiac metabolism in Zucker Spontaneously Hypertensive Fatty (ZSF1) rats fed an isocaloric high-fat diet versus normal chow using hyperpolarized (HP) [1-13C]pyruvate MR spectroscopic imaging (MRSI). This technique expl...
D Levi Love,Michael R Gryk,Adam D Schuyler
D Levi Love
In pursuit of an adaptive approach to nonuniform sampling (NUS), two critical determinants arise: (1) the ability to determine an endpoint by way of quantitatively assessing spectral quality and (2) the ability to systematically determine w...
A practical introduction to radio frequency electronics for NMR probe builders [0.03%]
核磁共振探头构建者用射频电子学实用教程
Jose L Uribe,Rachel W Martin
Jose L Uribe
In this tutorial paper, we describe some basic principles and practical considerations for designing probe circuits for NMR or MRI. The goal is building a bridge from material that is familiar from undergraduate physics courses to more spec...
Fast quantitative MRI: Spiral Acquisition Matching-Based Algorithm (SAMBA) for Robust T1 and T2 Mapping [0.03%]
快速定量化磁共振成像：一种基于螺旋采集匹配的T1和T2图谱 robust T1 和 T2制图的 SAMBA 算法
Mireia Perera-Gonzalez,Christina J MacAskill,Heather A Clark et al.
Mireia Perera-Gonzalez et al.
Conventional diagnostic images from Magnetic Resonance Imaging (MRI) are typically qualitative and require subjective interpretation. Alternatively, quantitative MRI (qMRI) methods have become more prevalent in recent years with multiple cl...
Automated test apparatus for bench-testing the magnetic field homogeneity of NMR transceiver coils [0.03%]
用于测试NMR收发线圈的磁场均匀性的自动测试装置
Jose L Uribe,Matthew D Jimenez,Jessica I Kelz et al.
Jose L Uribe et al.
We describe an automated hands-off bench testing method for measuring the magnetic field profile of transceiver coils for nuclear magnetic resonance (NMR). The scattering parameter (S-parameter) data is measured using a portable network ana...
CPMAS NMR platform for direct compositional analysis of mycobacterial cell-wall complexes and whole cells [0.03%]
用于分枝杆菌细胞壁复合物和整个细胞直接组成分析的CPMAS核磁共振平台
Xinyu Liu,Jasna Brčić,Gail H Cassell et al.
Xinyu Liu et al.
Tuberculosis and non-tuberculosis mycobacterial infections are rising each year and often result in chronic incurable disease. Important antibiotics target cell-wall biosynthesis, yet some mycobacteria are alarmingly resistant or tolerant t...
Facile hyperpolarization chemistry for molecular imaging and metabolic tracking of [1-13C]pyruvate in vivo [0.03%]
一种用于[1-13C]丙酮酸的简便超极化化学分子成像和在体代谢追踪方法
Keilian MacCulloch,Austin Browning,David O Guarin Bedoya et al.
Keilian MacCulloch et al.
Hyperpolarization chemistry based on reversible exchange of parahydrogen, also known as Signal Amplification By Reversible Exchange (SABRE), is a particularly simple approach to attain high levels of nuclear spin hyperpolarization, which ca...