- Confirmed: 这个参考离子已经通过手动审计得到确认和验证。
- Reliable: 这个参考离子可能在特定的解剖组织环境中高度保守。
- Unreliable: 这个参考离子具有较高的排名价值，但缺乏可重复性。
- Unavailable: 由于排名价值低且缺乏可重复性，这个参考离子不应用于注释。
Found 3 Reference Ions Near m/z 181.0502
| NovoCell ID | m/z | Mass Window | Metabolite | Ranking | Anatomy Context |
|---|---|---|---|---|---|
| MSI_000043599 Unreliable | 181.0501 | 181.0501 ~ 181.0501 MzDiff: none |
Caffeic acid (BioDeep_00000000252) Formula: C9H8O4 (180.0423) |
1.41 (100%) | Homo sapiens [UBERON:0001043] esophagus |
| MSI_000038173 Unreliable | 181.0493 | 181.0493 ~ 181.0493 MzDiff: none |
Caffeic acid (BioDeep_00000000252) Formula: C9H8O4 (180.0423) |
2.02 (100%) | Posidonia oceanica [PO:0005020] vascular bundle |
| MSI_000039921 Unreliable | 181.0493 | 181.0493 ~ 181.0493 MzDiff: none |
Caffeic acid (BioDeep_00000000252) Formula: C9H8O4 (180.0423) |
0.46 (100%) | Posidonia oceanica [PO:0005417] phloem |
Found 5 Sample Hits
| Metabolite | Species | Sample | |
|---|---|---|---|
| Caffeic acid Formula: C9H8O4 (180.0423) Adducts: [M+H]+ (Ppm: 0.9) |
Marker Pen (NA) |
3ul_0.8Mpa_RAW_20241016-PAPER PNMKResolution: 30μm, 315x42
By writing the four English letters “PNMK” on white paper with a marker pen, and then scanning with a DESI ion source to obtain the scanning result. The signal of the chemical substances on the marker pen used appears on the channel with an m/z value of |
|
| Caffeic acid Formula: C9H8O4 (180.0423) Adducts: [M+H]+ (Ppm: 1.3) |
Posidonia oceanica (root) |
MS1_20180404_PO_1200Resolution: 17μm, 193x208
|
|
| Caffeic acid Formula: C9H8O4 (180.0423) Adducts: [M+H]+ (Ppm: 3.1) |
Homo sapiens (esophagus) |
LNTO22_1_3Resolution: 75μm, 121x68
|
|
| Caffeic acid Formula: C9H8O4 (180.0423) Adducts: [M+H]+ (Ppm: 3.7) |
Homo sapiens (esophagus) |
LNTO22_1_5Resolution: 75μm, 135x94
|
|
| Caffeic acid Formula: C9H8O4 (180.0423) Adducts: [M+H]+ (Ppm: 3.1) |
Homo sapiens (esophagus) |
LNTO22_1_8Resolution: 75μm, 69x61
|
|
