M/Z: 657.4021

Hit 2 annotations: PA(12:0/20:3(5Z,8Z,11Z)-O(14R,15S))_[M+H]+; Soyasapogenol B 3-O-b-D-glucuronide_[M+Na]+

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 657.4021

NovoCell ID	m/z	Mass Window	Metabolite	Ranking	Anatomy Context
MSI_000021356 Unreliable	657.4105	657.4105 ~ 657.4105 MzDiff: `none`	Elamipretide (BioDeep_00000178646) Formula: C32H49N9O5 (639.3856)	1.04 (100%)	Mus musculus [UBERON:0001499] muscle of arm
MSI_000022767 Unreliable	657.4021	657.4021 ~ 657.4021 MzDiff: `none`	PA(12:0/20:3(5Z,8Z,11Z)-O(14R,15S)) (BioDeep_00000187739) Formula: C35H61O9P (656.4053)	1.1 (100%)	Mus musculus [UBERON:0004250] upper arm bone

Found 2 Sample Hits

Metabolite	Species	Sample
PA(12:0/20:3(5Z,8Z,11Z)-O(14R,15S)) Formula: C35H61O9P (656.4053) Adducts: [M+H]+ (Ppm: 15.9)	Mus musculus (Left upper arm)	357_l_total ion count Resolution: 50μm, 97x131 Description Diseased
Soyasapogenol B 3-O-b-D-glucuronide Formula: C36H58O9 (634.4081) Adducts: [M+Na]+ (Ppm: 0)	Mus musculus (Lung)	image5 Resolution: 40μm, 163x183 Description Supplementary Figure S8. MALDI-MSI data of mouse lung tissue administered with D9-choline and U 13C-DPPC–containing Poractant alfa surfactant (labels administered 18 h prior to sacrifice). Ion images of (a) m/z 796.6856 ([U13C-DPPC+Na]+), (b) m/z 756.5154 [PC32:0+Na]+ and (c) m/z 765.6079 ([D9-PC32:0+Na]+). (d) Overlay image of [U13C-DPPC+Na]+ (red) and [D9-PC32:0+Na]+ (green). Parts per million (ppm) mass errors are indicated in parentheses. All images were visualised using totalion-current normalisation and using hotspot removal (high quantile = 99%). DPPC = PC16:0/16:0.

Metabolite

Species

Sample

PA(12:0/20:3(5Z,8Z,11Z)-O(14R,15S))

Formula: C35H61O9P (656.4053)
Adducts: [M+H]+ (Ppm: 15.9)

Mus musculus (Left upper arm)

357_l_total ion count

Resolution: 50μm, 97x131

Description

Diseased

Soyasapogenol B 3-O-b-D-glucuronide

Formula: C36H58O9 (634.4081)
Adducts: [M+Na]+ (Ppm: 0)

Mus musculus (Lung)

image5

Resolution: 40μm, 163x183

Description

Supplementary Figure S8. MALDI-MSI data of mouse lung tissue administered with D9-choline and U 13C-DPPC–containing Poractant alfa surfactant (labels administered 18 h prior to sacrifice). Ion images of (a) m/z 796.6856 ([U13C-DPPC+Na]+), (b) m/z 756.5154 [PC32:0+Na]+ and (c) m/z 765.6079 ([D9-PC32:0+Na]+). (d) Overlay image of [U13C-DPPC+Na]+ (red) and [D9-PC32:0+Na]+ (green). Parts per million (ppm) mass errors are indicated in parentheses. All images were visualised using totalion-current normalisation and using hotspot removal (high quantile = 99%). DPPC = PC16:0/16:0.