M/Z: 754.5689

Hit 3 annotations: PE(20:3(5Z,8Z,11Z)/P-18:0)_[M+H]+; PE(18:0/P-18:0)_[M+Na]+; PG(a-13:0/i-20:0)_[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 7 Reference Ions Near m/z 754.5689

NovoCell ID	m/z	Mass Window	Metabolite	Ranking	Anatomy Context
MSI_000043189 Reliable	754.5766	754.576 ~ 754.5769 MzDiff: `3.9 ppm`	PE(20:3(5Z,8Z,11Z)/P-18:0) (BioDeep_00000030554) Formula: C43H80NO7P (753.5672)	7.45 (100%)	Homo sapiens [UBERON:0001043] esophagus
MSI_000020887 Reliable	754.5733	754.5731 ~ 754.5736 MzDiff: `1.8 ppm`	PE(20:3(5Z,8Z,11Z)/P-18:0) (BioDeep_00000030554) Formula: C43H80NO7P (753.5672)	4.06 (100%)	Rattus norvegicus [UBERON:0004359] corpus epididymis
MSI_000008181 Reliable	754.5733	754.5731 ~ 754.5736 MzDiff: `1.8 ppm`	PE(20:3(5Z,8Z,11Z)/P-18:0) (BioDeep_00000030554) Formula: C43H80NO7P (753.5672)	9.05 (100%)	Rattus norvegicus [UBERON:0004360] cauda epididymis
MSI_000047599 Unreliable	754.5689	754.5689 ~ 754.5689 MzDiff: `none`	PE(18:0/P-18:0) (BioDeep_00000030240) Formula: C41H82NO7P (731.5829)	2.22 (100%)	Homo sapiens [UBERON:0013067] colorectal mucosa
MSI_000056897 Unreliable	754.5759	754.5759 ~ 754.5759 MzDiff: `0.3 ppm`	PE(20:3(5Z,8Z,11Z)/P-18:0) (BioDeep_00000030554) Formula: C43H80NO7P (753.5672)	0.85 (100%)	Homo sapiens [UBERON:0007779] transudate
MSI_000065566 Unreliable	754.5757	754.5756 ~ 754.5759 MzDiff: `1.2 ppm`	PE(20:3(5Z,8Z,11Z)/P-18:0) (BioDeep_00000030554) Formula: C43H80NO7P (753.5672)	2.61 (100%)	Homo sapiens [UBERON:0001155] colon
MSI_000043752 Unreliable	754.5781	754.5781 ~ 754.5781 MzDiff: `none`	PE(20:3(5Z,8Z,11Z)/P-18:0) (BioDeep_00000030554) Formula: C43H80NO7P (753.5672)	1.32 (100%)	Homo sapiens [UBERON:0001043] esophagus

Found 7 Sample Hits

Metabolite	Species	Sample
PE(20:3(5Z,8Z,11Z)/P-18:0) Formula: C43H80NO7P (753.5672) Adducts: [M+H]+ (Ppm: 1)	Homo sapiens (esophagus)	LNTO22_1_4 Resolution: 17μm, 82x80 Description
PE(18:0/P-18:0) Formula: C41H82NO7P (731.5829) Adducts: [M+Na]+ (Ppm: 4.2)	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).
PG(a-13:0/i-20:0) Formula: C39H77O10P (736.5254) Adducts: [M+NH4]+ (Ppm: 15.9)	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).
PG(a-13:0/i-20:0) Formula: C39H77O10P (736.5254) Adducts: [M+NH4]+ (Ppm: 12.8)	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).
PE(20:3(5Z,8Z,11Z)/P-18:0) Formula: C43H80NO7P (753.5672) Adducts: [M+H]+ (Ppm: 2.7)	Homo sapiens (esophagus)	LNTO26_7_3 Resolution: 75μm, 82x88 Description
PE(20:3(5Z,8Z,11Z)/P-18:0) Formula: C43H80NO7P (753.5672) Adducts: [M+H]+ (Ppm: 1.9)	Homo sapiens (esophagus)	TO41T Resolution: 75μm, 69x43 Description
PE(20:3(5Z,8Z,11Z)/P-18:0) Formula: C43H80NO7P (753.5672) Adducts: [M+H]+ (Ppm: 3.2)	Homo sapiens (esophagus)	LNTO22_1_8 Resolution: 75μm, 69x61 Description