通过改变预饱和照射时间研究了一些多肽和蛋白质分子在水溶液中的饱和转移效应。
Saturation transfer effect in NMR experiments on peptide and proteins in aqueous solutions has been investigated using presaturation method with varied irradiation time.
目的：评价SPIR(用于化学位移脂肪抑制的频谱预饱和反转复位技术)与造影增强联合应用在眼眶病变判断中的作用。
Purpose: To evaluate the role of SPIR (a chemical shift fat suppression technique) in the evaluation of orbital lesions, especially when used in conjunction with contrast enhancement.
这里我们提出一种预饱和二维13c - 1 H HOESY实验，利用异核之间的NOE增强效应，进一步提高实验的灵敏度。
Here we present a 2d 13c-1h HOESY experiment with presaturation to further improve its sensitivity by NOE enhancement.
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