M/Z: 339.2362


Hit 3 annotations:  Propoxyphene_[M-H2O+NH4]+; Pregnenolone_[M+Na]+; Pelanin_[M+H-H2O]+


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 3 Reference Ions Near m/z 339.2362
NovoCell ID m/z Mass Window Metabolite Ranking Anatomy Context
MSI_000053304 Reliable 339.2296 339.2292 ~ 339.2299
MzDiff: 2.9 ppm		 Pregnenolone (BioDeep_00000001411)
Formula: C21H32O2 (316.2402)		 8.02 (100%) DESI
[NOVOCELL:BACKGROUND] blank
MSI_000055762 Unreliable 339.2304 339.2304 ~ 339.2304
MzDiff: none		 Pregnenolone (BioDeep_00000001411)
Formula: C21H32O2 (316.2402)		 0.31 (100%) Homo sapiens
[UBERON:0007779] transudate
MSI_000057346 Unreliable 339.2391 339.2391 ~ 339.2391
MzDiff: none		 Propoxyphene (BioDeep_00000001945)
Formula: C22H29NO2 (339.2198)		 1.11 (100%) Homo sapiens
[UBERON:0007779] transudate

Found 7 Sample Hits
Metabolite Species Sample
Propoxyphene

Formula: C22H29NO2 (339.2198)
Adducts: [M-H2O+NH4]+ (Ppm: 12.3) 		Homo sapiens (Liver)
20171107_FIT4_DHBpos_p70_s50
Resolution: 50μm, 70x70

Description

Propoxyphene

Formula: C22H29NO2 (339.2198)
Adducts: [M-H2O+NH4]+ (Ppm: 11.7) 		Homo sapiens (esophagus)
LNTO22_1_4
Resolution: 17μm, 82x80

Description

Pregnenolone

Formula: C21H32O2 (316.2402)
Adducts: [M+Na]+ (Ppm: 9.3) 		Homo sapiens (esophagus)
TO42T
Resolution: 17μm, 69x81

Description

Pregnenolone

Formula: C21H32O2 (316.2402)
Adducts: [M+Na]+ (Ppm: 5.2) 		Homo sapiens (esophagus)
LNTO22_1_9
Resolution: 75μm, 89x74

Description

Pelanin

Formula: C23H32O3 (356.2351)
Adducts: [M+H-H2O]+ (Ppm: 12.8) 		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).
Pregnenolone

Formula: C21H32O2 (316.2402)
Adducts: [M+Na]+ (Ppm: 2) 		Homo sapiens (esophagus)
LNTO26_7_3
Resolution: 75μm, 82x88

Description

Pregnenolone

Formula: C21H32O2 (316.2402)
Adducts: [M+Na]+ (Ppm: 10.8) 		Homo sapiens (esophagus)
LNTO30_8M_5
Resolution: 75μm, 56x54

Description