Table 2 The mass spectrometric parameters of 15 kinds of bile acids
From: Maternal bile acid profile and subtype analysis of intrahepatic cholestasis of pregnancy
Name | Parent ion (m/z) | Product ion (m/z) | Dwell time (s) | Cone voltage (V) | Collision energy (eV) |
|---|---|---|---|---|---|
LCA DCA | 375.3 391.3 | 375.3 391.3 | 0.18 0.18 | − 95 − 84 | 10 10 |
CDCA CA | 391.3 407.3 | 391.3 407.3 | 0.25 0.18 | − 84 − 80 | 10 10 |
UDCA | 391.3 | 391.3 | 0.20 | − 84 | 10 |
GLCA GDCA GCDCA GCA | 432.3 448.3 448.3 464.3 | 74.0 74.0 74.0 74.0 | 0.16 0.18 0.18 0.17 | − 64 − 74 − 74 − 76 | 36 40 40 42 |
GUDCA | 448.3 | 74.0 | 0.16 | − 74 | 40 |
TLCA | 482.3 | 80.0 | 0.20 | − 88 | 60 |
TDCA | 498.3 | 80.0 | 0.23 | − 92 | 62 |
TCDCA | 498.3 | 80.0 | 0.23 | − 92 | 62 |
TCA | 514.3 | 80.0 | 0.16 | − 90 | 67 |
TUDCA | 498.3 | 80.0 | 0.17 | − 92 | 62 |