- 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 16 Reference Ions Near m/z 281.2494
| NovoCell ID | m/z | Mass Window | Metabolite | Ranking | Anatomy Context |
|---|---|---|---|---|---|
| MSI_000057862 Reliable | 281.2492 | 281.249 ~ 281.2494 MzDiff: 1.8 ppm |
Linoleic acid (BioDeep_00000002188) Formula: C18H32O2 (280.2402) |
11.13 (100%) | Homo sapiens [UBERON:0001043] esophagus |
| MSI_000043139 Reliable | 281.2406 | 281.2404 ~ 281.2409 MzDiff: 1.9 ppm |
Alverine (BioDeep_00000018242) Formula: C20H27N (281.2143) |
4.71 (100%) | Homo sapiens [UBERON:0001043] esophagus |
| MSI_000056675 Reliable | 281.2396 | 281.239 ~ 281.2399 MzDiff: 3.5 ppm |
Alverine (BioDeep_00000018242) Formula: C20H27N (281.2143) |
7.79 (100%) | Homo sapiens [UBERON:0001043] esophagus |
| MSI_000065164 Reliable | 281.2485 | 281.2483 ~ 281.2486 MzDiff: 1.4 ppm |
Linoleic acid (BioDeep_00000002188) Formula: C18H32O2 (280.2402) |
5.38 (100%) | Homo sapiens [UBERON:0001155] colon |
| MSI_000065235 Reliable | 281.2398 | 281.2396 ~ 281.2399 MzDiff: 1.2 ppm |
Alverine (BioDeep_00000018242) Formula: C20H27N (281.2143) |
4.55 (100%) | Homo sapiens [UBERON:0001155] colon |
| MSI_000055909 Reliable | 281.2486 | 281.2483 ~ 281.2488 MzDiff: 1.9 ppm |
Linoleic acid (BioDeep_00000002188) Formula: C18H32O2 (280.2402) |
2.43 (100%) | Homo sapiens [UBERON:0007779] transudate |
| MSI_000056742 Unreliable | 281.2492 | 281.249 ~ 281.2494 MzDiff: 1.4 ppm |
Linoleic acid (BioDeep_00000002188) Formula: C18H32O2 (280.2402) |
5.21 (100%) | Homo sapiens [UBERON:0001043] esophagus |
| MSI_000043062 Unreliable | 281.2492 | 281.249 ~ 281.2494 MzDiff: 1.4 ppm |
Linoleic acid (BioDeep_00000002188) Formula: C18H32O2 (280.2402) |
4.51 (100%) | Homo sapiens [UBERON:0001043] esophagus |
| MSI_000057028 Unreliable | 281.2395 | 281.239 ~ 281.2397 MzDiff: 3.0 ppm |
Alverine (BioDeep_00000018242) Formula: C20H27N (281.2143) |
0.79 (100%) | Homo sapiens [UBERON:0007779] transudate |
| MSI_000047779 Unreliable | 281.2465 | 281.2465 ~ 281.2465 MzDiff: none |
Linoleic acid (BioDeep_00000002188) Formula: C18H32O2 (280.2402) |
2.12 (100%) | Homo sapiens [UBERON:0013067] colorectal mucosa |
| MSI_000047877 Unreliable | 281.2539 | 281.2539 ~ 281.2539 MzDiff: none |
Methyl 15-cyanopentadecanoate (BioDeep_00000034379) Formula: C17H31NO2 (281.2355) |
2.04 (100%) | Homo sapiens [UBERON:0013067] colorectal mucosa |
| MSI_000051644 Unreliable | 281.2545 | 281.2545 ~ 281.2545 MzDiff: none |
Methyl 15-cyanopentadecanoate (BioDeep_00000034379) Formula: C17H31NO2 (281.2355) |
3 (100%) | Homo sapiens [UBERON:0001052] rectum |
| MSI_000051645 Unreliable | 281.2474 | 281.2474 ~ 281.2474 MzDiff: none |
Linoleic acid (BioDeep_00000002188) Formula: C18H32O2 (280.2402) |
3 (100%) | Homo sapiens [UBERON:0001052] rectum |
| MSI_000052058 Unreliable | 281.2394 | 281.2394 ~ 281.2394 MzDiff: none |
Alverine (BioDeep_00000018242) Formula: C20H27N (281.2143) |
2.34 (100%) | Homo sapiens [UBERON:0001052] rectum |
| MSI_000065713 Unreliable | 281.2554 | 281.2551 ~ 281.2555 MzDiff: 1.7 ppm |
Methyl 15-cyanopentadecanoate (BioDeep_00000034379) Formula: C17H31NO2 (281.2355) |
1.72 (100%) | Homo sapiens [UBERON:0001155] colon |
| MSI_000038426 Unreliable | 281.2449 | 281.2449 ~ 281.2449 MzDiff: none |
Linoleic acid (BioDeep_00000002188) Formula: C18H32O2 (280.2402) |
2.11 (100%) | Posidonia oceanica [PO:0005059] root endodermis |
Found 40 Sample Hits
| Metabolite | Species | Sample | |
|---|---|---|---|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 1.1) |
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 |
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 9.2) |
Posidonia oceanica (root) |
MS1_20180404_PO_1200Resolution: 17μm, 193x208
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 5) |
Homo sapiens (esophagus) |
LNTO22_1_3Resolution: 75μm, 121x68
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 1.1) |
Homo sapiens (esophagus) |
LNTO22_1_4Resolution: 17μm, 82x80
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 4.6) |
Homo sapiens (esophagus) |
LNTO29_16_2Resolution: 17μm, 95x101
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 2.9) |
Homo sapiens (esophagus) |
TO42TResolution: 17μm, 69x81
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 6.4) |
Homo sapiens (esophagus) |
LNTO22_1_9Resolution: 75μm, 89x74
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 3.9) |
Homo sapiens (esophagus) |
LNTO30_8M_1Resolution: 17μm, 69x54
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 2.9) |
Homo sapiens (esophagus) |
TO39TResolution: 17μm, 69x81
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 3.5) |
Homo sapiens (colorectal adenocarcinoma) |
80TopL, 50TopR, 70BottomL, 60BottomR-profileResolution: 17μm, 137x136
The human colorectal adenocarcinoma sample was excised during a surgical operation performed at the Imperial College Healthcare NHS Trust. The sample and procedures were carried out in accordance with ethical approval (14/EE/0024). |
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 8.5) |
Homo sapiens (colorectal adenocarcinoma) |
520TopL, 490TopR, 510BottomL, 500BottomR-profileResolution: 17μm, 147x131
The human colorectal adenocarcinoma sample was excised during a surgical operation performed at the Imperial College Healthcare NHS Trust. The sample and procedures were carried out in accordance with ethical approval (14/EE/0024). |
|
| m/z_281.2527 Formula: - (n/a) Adducts: (Ppm: 0) |
Homo sapiens (colorectal adenocarcinoma) |
520TopL, 490TopR, 510BottomL, 500BottomR-profileResolution: 17μm, 147x131
The human colorectal adenocarcinoma sample was excised during a surgical operation performed at the Imperial College Healthcare NHS Trust. The sample and procedures were carried out in accordance with ethical approval (14/EE/0024). |
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 0.3) |
Homo sapiens (colorectal adenocarcinoma) |
439TopL, 409TopR, 429BottomL, 419BottomR-profileResolution: 17μm, 157x136
The human colorectal adenocarcinoma sample was excised during a surgical operation performed at the Imperial College Healthcare NHS Trust. The sample and procedures were carried out in accordance with ethical approval (14/EE/0024). |
|
| (-)-Huperzine A (HupA) Formula: C15H18N2O (242.1419) Adducts: [M+K]+ (Ppm: 13.3) |
Homo sapiens (NA) |
160TopL,130TopR,150BottomL,140BottomR-profileResolution: 17μm, 142x136
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 13.5) |
Homo sapiens (NA) |
160TopL,130TopR,150BottomL,140BottomR-profileResolution: 17μm, 142x136
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 3.9) |
Homo sapiens (esophagus) |
LNTO29_16_3Resolution: 17μm, 108x107
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 5.4) |
Homo sapiens (esophagus) |
LNTO26_7_1Resolution: 17μm, 75x74
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 6.8) |
Homo sapiens (esophagus) |
LNTO26_7_2Resolution: 17μm, 135x101
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 5) |
Homo sapiens (esophagus) |
LNTO26_7_3Resolution: 75μm, 82x88
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 1.4) |
Homo sapiens (esophagus) |
TO40TResolution: 17μm, 82x74
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 3.9) |
Homo sapiens (esophagus) |
TO31TResolution: 75μm, 56x54
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 5.7) |
Homo sapiens (esophagus) |
TO29TResolution: 75μm, 56x48
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 4.3) |
Homo sapiens (esophagus) |
LNTO30_8M_2Resolution: 75μm, 108x68
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 3.9) |
Homo sapiens (esophagus) |
LNTO30_8M_3Resolution: 75μm, 69x54
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 4.6) |
Homo sapiens (esophagus) |
LNTO30_8M_4Resolution: 75μm, 62x48
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 4.6) |
Homo sapiens (esophagus) |
LNTO30_8M_5Resolution: 75μm, 56x54
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 4.3) |
Homo sapiens (esophagus) |
LNTO30_17_2Resolution: 75μm, 82x54
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 6.1) |
Homo sapiens (esophagus) |
LNTO22_1_5Resolution: 75μm, 135x94
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 5.7) |
Homo sapiens (esophagus) |
LNTO22_1_7Resolution: 75μm, 69x54
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 5.4) |
Homo sapiens (esophagus) |
LNTO22_1_8Resolution: 75μm, 69x61
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 5.4) |
Homo sapiens (esophagus) |
LNTO22_2_1Resolution: 75μm, 89x88
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 6.8) |
Homo sapiens (esophagus) |
LNTO22_2_2Resolution: 75μm, 135x94
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 5.7) |
Homo sapiens (esophagus) |
LNTO26_16_1Resolution: 75μm, 95x88
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 3.6) |
Homo sapiens (esophagus) |
LNTO29_18_2Resolution: 75μm, 62x68
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 4.3) |
Homo sapiens (esophagus) |
LNTO30_7_1Resolution: 75μm, 69x68
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 3.9) |
Homo sapiens (esophagus) |
LNTO30_7_2Resolution: 75μm, 82x68
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 2.9) |
Homo sapiens (colorectal adenocarcinoma) |
240TopL, 210TopR, 230BottomL, 220BottomR-centroidResolution: 50μm, 142x141
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 3.9) |
Homo sapiens (colorectal adenocarcinoma) |
200TopL, 170TopR, 190BottomL, 180BottomR-centroidResolution: 50μm, 132x126
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 2.9) |
Homo sapiens (colorectal adenocarcinoma) |
160TopL,130TopR,150BottomL,140BottomR-centroidResolution: 50μm, 142x136
|
|
| Linoleic acid Formula: C18H32O2 (280.2402) Adducts: [M+H]+ (Ppm: 3.9) |
Homo sapiens (colorectal adenocarcinoma) |
120TopL, 90TopR, 110BottomL, 100BottomR-centroidResolution: 50μm, 132x136
|
|
