Metabolomics in diabetes research

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   Figure 1

   Assigned high-resolution ¹H-NMR spectrum of a human plasma (600 MHz) and human urine (400 MHz) sample.
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   Figure 2

   GC–MS analysis of organic acids in human urine. Above – total ion current (TIC) chromatogram: (1) glycolic, (2) p-cresol, (3) 3-hydroxyisovaleric, (4) urea, (5) succinate, (6) hydroxyphenylacetic, (7) aconitic, (8) citric, and (9) 4-(3-hydroxyprop-1-enyl)phenol. Below – mass spectrum at retention time 44.727 min.

• © 2012 Society for Endocrinology