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Table 6 Signal assignments for 1H-NMR spectra obtained from gallbladder bile

From: The human gallbladder microbiome is related to the physiological state and the biliary metabolic profile

Chemical shift Compounds
0.00 TSP (internal standard)
0.67 BA (H18)
0.71 Cholesterol (H18)
1.42 Lipids (CH2)n
1.49 BA cholesterol + lipids
2.38 BA cholesterol + lipids
2.74 Lipids
2.78 Lipids
2.81 Lipids
3.07 Conjugated taurine
3.24 Phosphatidylcholine
3.49 CA+CDCA
3.56 DCA + conjugated taurine
3.63 Phosphatidylcholine
3.74 Conjugated glycine
3.84 CA+DCA
3.88 CA, CDA, + PC-glycerol
4.28 PC-glycerol
4.31 Phosphatidylcholine
4.44 PC-glycerol
4.46 PC-glycerol
4.83 Residual water
5.32 Lipids, cholesterol PC-glycerol
7.83 Glycochenodeoxycholic acid
7.86 Glycodeoxycholic acid
7.88 Glycocholic acid
7.99 Taurochenodeoxycholic acid
8.00 Taurodeoxycholic acid
8.01 Taurocholic acid
  1. BA bile acids, CA cholic acid (primary), CDCA chenodeoxycholic acid (primary), DCA deoxycholic acid (secondary), TSP 3-(trimethylsilyl) propionicacid-d4, PC-glycerol phosphatidylcholine-glycerol