M/Z: 837.5752

Hit 2 annotations: PS(18:0/22:5(7Z,10Z,13Z,16Z,19Z))_[M-H2O+NH4]+; PG(i-20:0/18:1(12Z)-2OH(9,10))_[M+H]+

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 837.5752

NovoCell ID	m/z	Mass Window	Metabolite	Ranking	Anatomy Context
MSI_000053051 Unreliable	837.5765	837.5765 ~ 837.5765 MzDiff: `none`	PG(i-20:0/18:1(12Z)-2OH(9,10)) (BioDeep_00000196930) Formula: C44H85O12P (836.5778)	3.02 (100%)	DESI [NOVOCELL:BACKGROUND] blank
MSI_000004112 Unreliable	837.5752	837.5752 ~ 837.5752 MzDiff: `none`	PS(18:0/22:5(7Z,10Z,13Z,16Z,19Z)) (BioDeep_00000019318) Formula: C46H80NO10P (837.552)	1.02 (100%)	Homo sapiens [UBERON:0002107] liver

Found 2 Sample Hits

Metabolite	Species	Sample
PS(18:0/22:5(7Z,10Z,13Z,16Z,19Z)) Formula: C46H80NO10P (837.552) Adducts: [M-H2O+NH4]+ (Ppm: 0)	Homo sapiens (Liver)	20171107_FIT4_DHBpos_p70_s50 Resolution: 50μm, 70x70 Description
PG(i-20:0/18:1(12Z)-2OH(9,10)) Formula: C44H85O12P (836.5778) Adducts: [M+H]+ (Ppm: 10.3)	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).

Metabolite

Species

Sample

PS(18:0/22:5(7Z,10Z,13Z,16Z,19Z))

Formula: C46H80NO10P (837.552)
Adducts: [M-H2O+NH4]+ (Ppm: 0)

Homo sapiens (Liver)

20171107_FIT4_DHBpos_p70_s50

Resolution: 50μm, 70x70

Description

PG(i-20:0/18:1(12Z)-2OH(9,10))

Formula: C44H85O12P (836.5778)
Adducts: [M+H]+ (Ppm: 10.3)

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).