M/Z: 255.1218


Hit 2 annotations:  Nicotinamide riboside_[M-H2O+NH4]+; Trimethoprim_[M+H-2H2O]+


在BioDeep NovoCell知识数据库中，参考离子总共被划分为4个级别。
  • 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 5 Reference Ions Near m/z 255.1218
NovoCell ID m/z Mass Window Metabolite Ranking Anatomy Context
MSI_000053429 Reliable 255.1224 255.1223 ~ 255.1225
MzDiff: 0.6 ppm		 Trimethoprim (BioDeep_00000001590)
Formula: C14H18N4O3 (290.1379)		 2.51 (100%) DESI
[NOVOCELL:BACKGROUND] blank
MSI_000033298 Unreliable 255.1164 255.1163 ~ 255.1165
MzDiff: 1.0 ppm		 Nicotinamide riboside (BioDeep_00000005108)
Formula: C11H15N2O5+ (255.0981)		 1.62 (50%) Posidonia oceanica
[PO:0005352] xylem
MSI_000065733 Unreliable 255.1213 255.1213 ~ 255.1213
MzDiff: none		 Trimethoprim (BioDeep_00000001590)
Formula: C14H18N4O3 (290.1379)		 1.52 (100%) Homo sapiens
[UBERON:0001155] colon
MSI_000037386 Unreliable 255.1163 255.1163 ~ 255.1163
MzDiff: none		 2-(4-Methyl-3-pentenyl)anthraquinone (BioDeep_00000020538)
Formula: C20H18O2 (290.1307)		 1.87 (100%) Posidonia oceanica
[UBERON:0000329] hair root
MSI_000040607 Unavailable 255.117 255.117 ~ 255.117
MzDiff: none		 Nicotinamide riboside (BioDeep_00000005108)
Formula: C11H15N2O5+ (255.0981)		 -0.27 (100%) Posidonia oceanica
[PO:0005417] phloem

Found 7 Sample Hits
Metabolite Species Sample
Nicotinamide riboside

Formula: C11H15N2O5+ (255.0981)
Adducts: [M-H2O+NH4]+ (Ppm: 18.2) 		Posidonia oceanica (root)
20190613_MS1_A19r-18
Resolution: 17μm, 246x264

Description

Nicotinamide riboside

Formula: C11H15N2O5+ (255.0981)
Adducts: [M-H2O+NH4]+ (Ppm: 17.1) 		Posidonia oceanica (root)
MS1_20180404_PO_1200
Resolution: 17μm, 193x208

Description

Trimethoprim

Formula: C14H18N4O3 (290.1379)
Adducts: [M+H-2H2O]+ (Ppm: 6.8) 		Homo sapiens (esophagus)
LNTO22_1_9
Resolution: 75μm, 89x74

Description

Trimethoprim

Formula: C14H18N4O3 (290.1379)
Adducts: [M+H-2H2O]+ (Ppm: 6) 		Homo sapiens (colorectal adenocarcinoma)
80TopL, 50TopR, 70BottomL, 60BottomR-profile
Resolution: 17μm, 137x136

Description

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+H-2H2O]+ (Ppm: 8.7) 		Homo sapiens (esophagus)
LNTO29_16_3
Resolution: 17μm, 108x107

Description

Trimethoprim

Formula: C14H18N4O3 (290.1379)
Adducts: [M+H-2H2O]+ (Ppm: 3.3) 		Homo sapiens (esophagus)
LNTO22_1_7
Resolution: 75μm, 69x54

Description

Trimethoprim

Formula: C14H18N4O3 (290.1379)
Adducts: [M+H-2H2O]+ (Ppm: 10.7) 		Homo sapiens (colorectal adenocarcinoma)
160TopL,130TopR,150BottomL,140BottomR-centroid
Resolution: 50μm, 142x136

Description