M/Z: 270.2463


Hit 2 annotations:  Heptadecanoic acid_[M]+; Hexadecadienoate (16:2n6)_[M+NH4]+


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 2 Reference Ions Near m/z 270.2463
NovoCell ID m/z Mass Window Metabolite Ranking Anatomy Context
MSI_000052746 Reliable 270.2523 270.252 ~ 270.2528
MzDiff: 3.2 ppm		 Heptadecanoic acid (BioDeep_00000018500)
Formula: C17H34O2 (270.2559)		 19.03 (100%) DESI
[NOVOCELL:BACKGROUND] blank
MSI_000055796 Unreliable 270.2528 270.2528 ~ 270.2528
MzDiff: none		 Heptadecanoic acid (BioDeep_00000018500)
Formula: C17H34O2 (270.2559)		 0.12 (100%) Homo sapiens
[UBERON:0007779] transudate

Found 3 Sample Hits
Metabolite Species Sample
Heptadecanoic acid

Formula: C17H34O2 (270.2559)
Adducts: [M]+ (Ppm: 11.5) 		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).
Hexadecadienoate (16:2n6)

Formula: C16H28O2 (252.2089)
Adducts: [M+NH4]+ (Ppm: 13.2) 		Homo sapiens (colorectal adenocarcinoma)
439TopL, 409TopR, 429BottomL, 419BottomR-profile
Resolution: 17μm, 157x136

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).
Heptadecanoic acid

Formula: C17H34O2 (270.2559)
Adducts: [M]+ (Ppm: 11.2) 		Homo sapiens (esophagus)
LNTO26_7_1
Resolution: 17μm, 75x74

Description