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 1 Reference Ions Near m/z 968.5985
NovoCell ID m/z Mass Window Metabolite Ranking Anatomy Context
MSI_000006585 968.5987 968.5984 ~ 968.599
MzDiff: 2.6 ppm
PGP(i-22:0/20:3(5Z,8Z,11Z)-O(14R,15S)) (BioDeep_00000200814)
Formula: C48H88O14P2 (950.5649)
3.42 (50%) Rattus norvegicus
[UBERON:0004358] caput epididymis

Found 14 Sample Hits
Metabolite Species Sample
PGP(i-22:0/20:3(5Z,8Z,11Z)-O(14R,15S))

Formula: C48H88O14P2 (950.5649)
Adducts: [M+NH4]+ (Ppm: 0.7)
Rattus norvegicus (Epididymis)
epik_dhb_head_ito03_18
Resolution: 17μm, 208x104

Description

PGP(i-22:0/20:3(5Z,8Z,11Z)-O(14R,15S))

Formula: C48H88O14P2 (950.5649)
Adducts: [M+NH4]+ (Ppm: 0.3)
Rattus norvegicus (Epididymis)
epik_dhb_head_ito08_43
Resolution: 17μm, 298x106

Description

PGP(i-22:0/20:3(5Z,8Z,11Z)-O(14R,15S))

Formula: C48H88O14P2 (950.5649)
Adducts: [M+NH4]+ (Ppm: 0.3)
Rattus norvegicus (Epididymis)
epik_dhb_head_ito08_44
Resolution: 17μm, 299x111

Description

PGP(i-22:0/20:3(8Z,11Z,14Z)-2OH(5,6))

Formula: C48H90O15P2 (968.5755)
Adducts: [M-H2O+NH4]+ (Ppm: 0.3)
Rattus norvegicus (Epididymis)
epik_dhb_head_ito08_46
Resolution: 17μm, 298x106

Description

PGP(i-22:0/20:3(8Z,11Z,14Z)-2OH(5,6))

Formula: C48H90O15P2 (968.5755)
Adducts: [M-H2O+NH4]+ (Ppm: 0.4)
Rattus norvegicus (Epididymis)
epik_dhb_head_ito08_47
Resolution: 17μm, 301x111

Description

PGP(i-22:0/20:3(8Z,11Z,14Z)-2OH(5,6))

Formula: C48H90O15P2 (968.5755)
Adducts: [M-H2O+NH4]+ (Ppm: 0.6)
Rattus norvegicus (Epididymis)
epik_dhb_head_ito08_48
Resolution: 17μm, 294x107

Description

PGP(i-22:0/20:3(8Z,11Z,14Z)-2OH(5,6))

Formula: C48H90O15P2 (968.5755)
Adducts: [M-H2O+NH4]+ (Ppm: 0.1)
Rattus norvegicus (Epididymis)
epik_dhb_head_ito01_04
Resolution: 17μm, 178x91

Description

Trihexosylceramide (d18:1/12:0)

Formula: C48H89NO18 (967.6079)
Adducts: [M+H]+ (Ppm: 17.3)
Rattus norvegicus (Epididymis)
epik_dhb_head_ito01_03
Resolution: 17μm, 159x110

Description

PGP(i-22:0/20:3(5Z,8Z,11Z)-O(14R,15S))

Formula: C48H88O14P2 (950.5649)
Adducts: [M+NH4]+ (Ppm: 0.1)
Rattus norvegicus (normal)
epik_dhb_head_ito01_05
Resolution: 17μm, 183x105

Description

PGP(i-22:0/20:3(5Z,8Z,11Z)-O(14R,15S))

Formula: C48H88O14P2 (950.5649)
Adducts: [M+NH4]+ (Ppm: 0.2)
Rattus norvegicus (Epididymis)
epik_dhb_head_ito01_06
Resolution: 17μm, 183x103

Description

PGP(i-22:0/20:3(5Z,8Z,11Z)-O(14R,15S))

Formula: C48H88O14P2 (950.5649)
Adducts: [M+NH4]+ (Ppm: 0.1)
Rattus norvegicus (Epididymis)
epik_dhb_head_ito03_14
Resolution: 17μm, 205x103

Description

PGP(i-22:0/20:3(5Z,8Z,11Z)-O(14R,15S))

Formula: C48H88O14P2 (950.5649)
Adducts: [M+NH4]+ (Ppm: 0.7)
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

PGP(i-22:0/20:3(5Z,8Z,11Z)-O(14R,15S))

Formula: C48H88O14P2 (950.5649)
Adducts: [M+NH4]+ (Ppm: 2.7)
Mytilus edulis (mantle)
20190201_MS38_Crassostrea_Mantle_350-1500_DHB_pos_A28_10um_270x210
Resolution: 10μm, 270x210

Description

Trihexosylceramide (d18:1/12:0)

Formula: C48H89NO18 (967.6079)
Adducts: [M+H]+ (Ppm: 14.5)
Mytilus edulis (mantle)
20190216_MS38_Mytilus_mantle_350-1500_DHB_pos_A26_10um_275x210
Resolution: 10μm, 275x210

Description