Using spectrally-selective radiofrequency pulses to enhance lactate signal for diffusion-weighted MRS measurements in vivo

Eloïse Mougel,Sophie Malaquin,Mélissa Vincent,Julien Valette

Journal of Magnetic Resonance（2022）

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摘要

•Spectrally-selective RF pulses are designed to suppress J-modulation on lactate.•These pulses are used in a spin echo sequence to measure brain lactate diffusion.•Precision is doubled as compared to reference (for the td investigated here).

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关键词

DW-MRS,J-coupling,Frequency selective pulse,Polychromatic pulse,Lactate

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