M/Z: 209.1654

Hit 2 annotations: Leucyl-leucine_[M+H-2H2O]+; 4-Heptyloxyphenol_[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 209.1654

NovoCell ID	m/z	Mass Window	Metabolite	Ranking	Anatomy Context
MSI_000021107 Reliable	209.1619	209.1618 ~ 209.1619 MzDiff: `0.6 ppm`	Leucyl-leucine (BioDeep_00000004072) Formula: C12H24N2O3 (244.1787)	4.52 (100%)	Rattus norvegicus [UBERON:0004359] corpus epididymis
MSI_000020776	209.1618	209.1618 ~ 209.1619 MzDiff: `0.5 ppm`	Leucyl-leucine (BioDeep_00000004072) Formula: C12H24N2O3 (244.1787)	3.68 (100%)	Rattus norvegicus [UBERON:0004360] cauda epididymis

Found 2 Sample Hits

Metabolite	Species	Sample
Leucyl-leucine Formula: C12H24N2O3 (244.1787) Adducts: [M+H-2H2O]+ (Ppm: 2.7)	Homo sapiens (esophagus)	LNTO22_1_4 Resolution: 17μm, 82x80 Description
4-Heptyloxyphenol Formula: C13H20O2 (208.1463) Adducts: [M+H]+ (Ppm: 6.7)	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).

Metabolite

Species

Sample

Leucyl-leucine

Formula: C12H24N2O3 (244.1787)
Adducts: [M+H-2H2O]+ (Ppm: 2.7)

Homo sapiens (esophagus)

LNTO22_1_4

Resolution: 17μm, 82x80

Description

4-Heptyloxyphenol

Formula: C13H20O2 (208.1463)
Adducts: [M+H]+ (Ppm: 6.7)

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).