M/Z: 813.6578

Hit 2 annotations: PC(O-18:0/20:4(8Z,11Z,14Z,17Z))_[M+NH4]+; Isofucosterol 3-O-[6-O-Hexadecanoyl-b-D-glucopyranoside]_[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 0 Reference Ions Near m/z 813.6578

NovoCell ID	m/z	Mass Window	Metabolite	Ranking	Anatomy Context

Found 2 Sample Hits

Metabolite	Species	Sample
PC(O-18:0/20:4(8Z,11Z,14Z,17Z)) Formula: C46H86NO7P (795.6142) Adducts: [M+NH4]+ (Ppm: 12.1)	Mus musculus (Lung)	image1 Resolution: 40μm, 187x165 Description Fig. 2 MALDI-MSI data from the same mouse lung tissue analyzed in Fig. 1. A: Optical image of the post-MSI, H&E-stained tissue section. B–D, F–G: Ion images of (B) m/z 796.6855 ([U13C-DPPC+Na]+), (C) m/z 756.5514 ([PC32:0+Na]+), (D) m/z 765.6079 ([D9-PC32:0+Na]+), (F) m/z 754.5359 ([PC32:1+Na]+), and (G) m/z 763.5923 ([D9-PC32:1+Na]+). E, H: Ratio images of (E) [D9-PC32:0+Na]+:[PC32:0+Na]+ and (H) [D9-PC32:1+Na]+:[PC32:1+Na]+. Part-per-million (ppm) mass errors are indicated in parentheses. All images were visualized using total-ion-current normalization and using hotspot removal (high quantile = 99%). DPPC = PC16:0/16:0. U13C-DPPC, universally 13C-labeled dipalmitoyl PC; PC, phosphatidylcholine; MSI, mass spectrometry imaging; H&E, hematoxylin and eosin. Fig 1-3, Fig S1-S3, S5
Isofucosterol 3-O-[6-O-Hexadecanoyl-b-D-glucopyranoside] Formula: C51H88O7 (812.653) Adducts: [M+H]+ (Ppm: 1.8)	Mus musculus (brain)	Brain02_Bregma-3-88 Resolution: 17μm, 288x282 Description

Metabolite

Species

Sample

PC(O-18:0/20:4(8Z,11Z,14Z,17Z))

Formula: C46H86NO7P (795.6142)
Adducts: [M+NH4]+ (Ppm: 12.1)

Mus musculus (Lung)

image1

Resolution: 40μm, 187x165

Description

Fig. 2 MALDI-MSI data from the same mouse lung tissue analyzed in Fig. 1. A: Optical image of the post-MSI, H&E-stained tissue section. B–D, F–G: Ion images of (B) m/z 796.6855 ([U13C-DPPC+Na]+), (C) m/z 756.5514 ([PC32:0+Na]+), (D) m/z 765.6079 ([D9-PC32:0+Na]+), (F) m/z 754.5359 ([PC32:1+Na]+), and (G) m/z 763.5923 ([D9-PC32:1+Na]+). E, H: Ratio images of (E) [D9-PC32:0+Na]+:[PC32:0+Na]+ and (H) [D9-PC32:1+Na]+:[PC32:1+Na]+. Part-per-million (ppm) mass errors are indicated in parentheses. All images were visualized using total-ion-current normalization and using hotspot removal (high quantile = 99%). DPPC = PC16:0/16:0. U13C-DPPC, universally 13C-labeled dipalmitoyl PC; PC, phosphatidylcholine; MSI, mass spectrometry imaging; H&E, hematoxylin and eosin. Fig 1-3, Fig S1-S3, S5

Isofucosterol 3-O-[6-O-Hexadecanoyl-b-D-glucopyranoside]

Formula: C51H88O7 (812.653)
Adducts: [M+H]+ (Ppm: 1.8)

Mus musculus (brain)

Brain02_Bregma-3-88

Resolution: 17μm, 288x282

Description