M/Z: 329.2434
                        Hit 3 annotations:  Docosahexaenoic acid_[M+H]+; Trimethoprim_[M+K]+; Prenylamine_[M-H2O+NH4]+
                    
- 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 8 Reference Ions Near m/z 329.2434
| NovoCell ID | m/z | Mass Window | Metabolite | Ranking | Anatomy Context | 
|---|---|---|---|---|---|
| MSI_000057860 Reliable | 329.2492 | 329.2491 ~ 329.2496 MzDiff: 2.2 ppm | 
                                    Docosahexaenoic acid (BioDeep_00000002670) Formula: C22H32O2 (328.2402)  | 
                                    16.77 (100%) | Homo sapiens [UBERON:0001043] esophagus  | 
                                
| MSI_000057969 Reliable | 329.2336 | 329.2333 ~ 329.2339 MzDiff: 2.4 ppm | 
                                    Trimethoprim (BioDeep_00000001590) Formula: C14H18N4O3 (290.1379)  | 
                                    3.71 (93%) | DESI [NOVOCELL:BACKGROUND] blank  | 
                                
| MSI_000056738 Reliable | 329.2493 | 329.2491 ~ 329.2496 MzDiff: 2.2 ppm | 
                                    Docosahexaenoic acid (BioDeep_00000002670) Formula: C22H32O2 (328.2402)  | 
                                    6.85 (100%) | Homo sapiens [UBERON:0001043] esophagus  | 
                                
| MSI_000043076 Reliable | 329.2493 | 329.2491 ~ 329.2496 MzDiff: 2.2 ppm | 
                                    Docosahexaenoic acid (BioDeep_00000002670) Formula: C22H32O2 (328.2402)  | 
                                    6.14 (100%) | Homo sapiens [UBERON:0001043] esophagus  | 
                                
| MSI_000065123 Reliable | 329.2485 | 329.2483 ~ 329.2487 MzDiff: 1.5 ppm | 
                                    Docosahexaenoic acid (BioDeep_00000002670) Formula: C22H32O2 (328.2402)  | 
                                    6.05 (100%) | Homo sapiens [UBERON:0001155] colon  | 
                                
| MSI_000051768 Unreliable | 329.2434 | 329.2434 ~ 329.2434 MzDiff: none | 
                                    Docosahexaenoic acid (BioDeep_00000002670) Formula: C22H32O2 (328.2402)  | 
                                    2.47 (100%) | Homo sapiens [UBERON:0001052] rectum  | 
                                
| MSI_000047033 Unreliable | 329.245 | 329.245 ~ 329.245 MzDiff: none | 
                                    Docosahexaenoic acid (BioDeep_00000002670) Formula: C22H32O2 (328.2402)  | 
                                    2.96 (100%) | Homo sapiens [UBERON:0013067] colorectal mucosa  | 
                                
| MSI_000056089 Unavailable | 329.2496 | 329.2496 ~ 329.2496 MzDiff: none | 
                                    Docosahexaenoic acid (BioDeep_00000002670) Formula: C22H32O2 (328.2402)  | 
                                    -0.54 (100%) | Homo sapiens [UBERON:0007779] transudate  | 
                                
Found 8 Sample Hits
| Metabolite | Species | Sample | |
|---|---|---|---|
| Docosahexaenoic acid Formula: C22H32O2 (328.2402) Adducts: [M+H]+ (Ppm: 7.6)  | 
                                    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).  | 
                                    
                                        
                                             | 
                                
| Docosahexaenoic acid Formula: C22H32O2 (328.2402) Adducts: [M+H]+ (Ppm: 11.6)  | 
                                    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).  | 
                                    
                                        
                                             | 
                                
| Docosahexaenoic acid Formula: C22H32O2 (328.2402) Adducts: [M+H]+ (Ppm: 13.7)  | 
                                    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).  | 
                                    
                                        
                                             | 
                                
| Trimethoprim Formula: C14H18N4O3 (290.1379) Adducts: [M+K]+ (Ppm: 10.8)  | 
                                    Homo sapiens (NA) | 
                                        160TopL,130TopR,150BottomL,140BottomR-profileResolution: 17μm, 142x136
                                          | 
                                    
                                        
                                             | 
                                
| Docosahexaenoic acid Formula: C22H32O2 (328.2402) Adducts: [M+H]+ (Ppm: 6.7)  | 
                                    Homo sapiens (NA) | 
                                        160TopL,130TopR,150BottomL,140BottomR-profileResolution: 17μm, 142x136
                                          | 
                                    
                                        
                                             | 
                                
| m/z_329.2404 Formula: - (n/a) Adducts: (Ppm: )  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO22_1_8Resolution: 75μm, 69x61
                                          | 
                                    
                                        
                                             | 
                                
| Prenylamine Formula: C24H27N (329.2143) Adducts: [M-H2O+NH4]+ (Ppm: 9.4)  | 
                                    Homo sapiens (esophagus) | 
                                        LNTO22_2_2Resolution: 75μm, 135x94
                                          | 
                                    
                                        
                                             | 
                                
| Docosahexaenoic acid Formula: C22H32O2 (328.2402) Adducts: [M+H]+ (Ppm: 2.4)  | 
                                    Homo sapiens (colorectal adenocarcinoma) | 
                                        160TopL,130TopR,150BottomL,140BottomR-centroidResolution: 50μm, 142x136
                                          | 
                                    
                                        
                                             | 
                                
