M/Z: 917.6143

Hit 2 annotations: SM(d19:1/LTE4)_[M+NH4]+; Glycerol 2-(9Z,12Z-octadecadienoate) 1-hexadecanoate 3-O-[alpha-D-galactopyranosyl-(1->6)-beta-D-galactopyranoside]_[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 4 Reference Ions Near m/z 917.6143

NovoCell ID	m/z	Mass Window	Metabolite	Ranking	Anatomy Context
MSI_000057938 Reliable	917.6064	917.6061 ~ 917.607 MzDiff: `3.5 ppm`	PE(DiMe(13,5)/22:6(5Z,8E,10Z,13Z,15E,19Z)-2OH(7S, 17S)) (BioDeep_00000209922) Formula: C51H84NO11P (917.5782)	12.12 (69%)	DESI [NOVOCELL:BACKGROUND] blank
MSI_000053072 Reliable	917.6054	917.605 ~ 917.606 MzDiff: `3.9 ppm`	PE(DiMe(13,5)/22:6(5Z,8E,10Z,13Z,15E,19Z)-2OH(7S, 17S)) (BioDeep_00000209922) Formula: C51H84NO11P (917.5782)	6.26 (100%)	DESI [NOVOCELL:BACKGROUND] blank
MSI_000057776 Reliable	917.6076	917.607 ~ 917.608 MzDiff: `4.0 ppm`	SM(d19:1/LTE4) (BioDeep_00000215672) Formula: C47H86N3O9PS (899.5822)	5.17 (46%)	DESI [NOVOCELL:BACKGROUND] blank
MSI_000047426 Unreliable	917.6133	917.6133 ~ 917.6133 MzDiff: `none`	Glycerol 2-(9Z,12Z-octadecadienoate) 1-hexadecanoate 3-O-[alpha-D-galactopyranosyl-(1->6)-beta-D-galactopyranoside] (BioDeep_00000022589) Formula: C49H88O15 (916.6123)	2.3 (100%)	Homo sapiens [UBERON:0013067] colorectal mucosa

Found 5 Sample Hits

Metabolite	Species	Sample
SM(d19:1/LTE4) Formula: C47H86N3O9PS (899.5822) Adducts: [M+NH4]+ (Ppm: 1.9)	Homo sapiens (esophagus)	LNTO22_1_3 Resolution: 75μm, 121x68 Description
m/z_917.608 Formula: - (n/a) Adducts: (Ppm: 0)	Homo sapiens (esophagus)	LNTO29_16_2 Resolution: 17μm, 95x101 Description
SM(d19:1/LTE4) Formula: C47H86N3O9PS (899.5822) Adducts: [M+NH4]+ (Ppm: 7.4)	Homo sapiens (esophagus)	LNTO22_1_9 Resolution: 75μm, 89x74 Description
Glycerol 2-(9Z,12Z-octadecadienoate) 1-hexadecanoate 3-O-[alpha-D-galactopyranosyl-(1->6)-beta-D-galactopyranoside] Formula: C49H88O15 (916.6123) Adducts: [M+H]+ (Ppm: 6.8)	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).
Glycerol 2-(9Z,12Z-octadecadienoate) 1-hexadecanoate 3-O-[alpha-D-galactopyranosyl-(1->6)-beta-D-galactopyranoside] Formula: C49H88O15 (916.6123) Adducts: [M+H]+ (Ppm: 8.4)	Homo sapiens (colorectal adenocarcinoma)	520TopL, 490TopR, 510BottomL, 500BottomR-profile Resolution: 17μm, 147x131 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).