M/Z: 519.4403

Hit 2 annotations: beta-Carotene_[M+H-H2O]+; 1-hydroxylycopene_[M+H-2H2O]+

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 Reference Ions Near m/z 519.4403

NovoCell ID	m/z	Mass Window	Metabolite	Ranking	Anatomy Context

Found 3 Sample Hits

Metabolite	Species	Sample
beta-Carotene Formula: C40H56 (536.4382) Adducts: [M+H-H2O]+ (Ppm: 6.6)	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).
beta-Carotene Formula: C40H56 (536.4382) Adducts: [M+H-H2O]+ (Ppm: 8.9)	Homo sapiens (esophagus)	TO31T Resolution: 75μm, 56x54 Description
1-hydroxylycopene Formula: C40H58O (554.4487) Adducts: [M+H-2H2O]+ (Ppm: 10.4)	Homo sapiens (esophagus)	TO29T Resolution: 75μm, 56x48 Description

Metabolite

Species

Sample

beta-Carotene

Formula: C40H56 (536.4382)
Adducts: [M+H-H2O]+ (Ppm: 6.6)

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).

beta-Carotene

Formula: C40H56 (536.4382)
Adducts: [M+H-H2O]+ (Ppm: 8.9)

Homo sapiens (esophagus)

TO31T

Resolution: 75μm, 56x54

Description

1-hydroxylycopene

Formula: C40H58O (554.4487)
Adducts: [M+H-2H2O]+ (Ppm: 10.4)

Homo sapiens (esophagus)

TO29T

Resolution: 75μm, 56x48

Description