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 805.5943
NovoCell ID m/z Mass Window Metabolite Ranking Anatomy Context
MSI_000065651 Unreliable 805.5953 805.5952 ~ 805.5955
MzDiff: 1.1 ppm
PS(15:0/22:0) (BioDeep_00000104696)
Formula: C43H84NO10P (805.5833)
2.13 (100%) Homo sapiens
[UBERON:0001155] colon
MSI_000065634 Unreliable 805.5943 805.5943 ~ 805.5943
MzDiff: 0.1 ppm
Tulathromycin A (BioDeep_00000184620)
Formula: C41H79N3O12 (805.5663)
2.33 (67%) Homo sapiens
[UBERON:0001155] colon

Found 9 Sample Hits
Metabolite Species Sample
PG(a-15:0/18:1(12Z)-2OH(9,10))

Formula: C39H75O12P (766.4996)
Adducts: [M+K]+ (Ppm: 13.2)
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

PC(16:0/22:6(4Z,7Z,10Z,13Z,16Z,19Z))

Formula: C46H80NO8P (805.5621)
Adducts: [M-H2O+NH4]+ (Ppm: 14.3)
Homo sapiens (esophagus)
LNTO22_1_3
Resolution: 75μm, 121x68

Description

PC(16:0/22:6(4Z,7Z,10Z,13Z,16Z,19Z))

Formula: C46H80NO8P (805.5621)
Adducts: [M-H2O+NH4]+ (Ppm: 14.3)
Homo sapiens (esophagus)
LNTO22_1_9
Resolution: 75μm, 89x74

Description

PC(16:0/22:6(4Z,7Z,10Z,13Z,16Z,19Z))

Formula: C46H80NO8P (805.5621)
Adducts: [M-H2O+NH4]+ (Ppm: 14)
Homo sapiens (esophagus)
LNTO22_1_7
Resolution: 75μm, 69x54

Description

PG(a-15:0/18:1(12Z)-2OH(9,10))

Formula: C39H75O12P (766.4996)
Adducts: [M+K]+ (Ppm: 1.2)
Homo sapiens (esophagus)
LNTO22_1_8
Resolution: 75μm, 69x61

Description

SM(d19:1/22:6(5Z,7Z,10Z,13Z,16Z,19Z)-OH(4))

Formula: C46H81N2O7P (804.5781)
Adducts: [M+H]+ (Ppm: 11.1)
Homo sapiens (colorectal adenocarcinoma)
240TopL, 210TopR, 230BottomL, 220BottomR-centroid
Resolution: 50μm, 142x141

Description

PS(15:0/22:0)

Formula: C43H84NO10P (805.5833)
Adducts: [M-H2O+NH4]+ (Ppm: 13.7)
Homo sapiens (colorectal adenocarcinoma)
200TopL, 170TopR, 190BottomL, 180BottomR-centroid
Resolution: 50μm, 132x126

Description

Tulathromycin A

Formula: C41H79N3O12 (805.5663)
Adducts: [M-H2O+NH4]+ (Ppm: 5.8)
Homo sapiens (colorectal adenocarcinoma)
160TopL,130TopR,150BottomL,140BottomR-centroid
Resolution: 50μm, 142x136

Description

PS(15:0/22:0)

Formula: C43H84NO10P (805.5833)
Adducts: [M-H2O+NH4]+ (Ppm: 14)
Homo sapiens (colorectal adenocarcinoma)
120TopL, 90TopR, 110BottomL, 100BottomR-centroid
Resolution: 50μm, 132x136

Description