M/Z: 784.5403

Hit 2 annotations: PE 38:4;O_[M+H]+; PE(18:0/20:3(5Z,8Z,11Z)-O(14R,15S))_[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 18 Reference Ions Near m/z 784.5403

NovoCell ID	m/z	Mass Window	Metabolite	Ranking	Anatomy Context
MSI_000027017 Unreliable	784.5307	784.5306 ~ 784.5308 MzDiff: `0.8 ppm`	Not Annotated	3.6 (%)	Mus musculus [UBERON:0002048] lung
MSI_000008933 Unreliable	784.5319	784.5319 ~ 784.5319 MzDiff: `none`	PG(a-15:0/18:1(12Z)-2OH(9,10)) (BioDeep_00000195684) Formula: C39H75O12P (766.4996)	3.2 (100%)	Mus musculus [UBERON:0004645] urinary bladder urothelium
MSI_000008937 Unreliable	784.5403	784.5403 ~ 784.5403 MzDiff: `none`	PE 38:4;O (BioDeep_00000633884) Formula: C43H78NO9P (783.5414)	3.2 (100%)	Mus musculus [UBERON:0004645] urinary bladder urothelium
MSI_000008967 Unreliable	784.5487	784.5487 ~ 784.5487 MzDiff: `none`	Not Annotated	3.18 (%)	Mus musculus [UBERON:0004645] urinary bladder urothelium
MSI_000000740 Unavailable	784.5319	784.5319 ~ 784.5319 MzDiff: `none`	PG(a-15:0/18:1(12Z)-2OH(9,10)) (BioDeep_00000195684) Formula: C39H75O12P (766.4996)	-0.57 (100%)	Mus musculus [CL:0000066] epithelial cell
MSI_000028512 Unreliable	784.532	784.532 ~ 784.532 MzDiff: `none`	Ginsenoside Rg3 (BioDeep_00000000280) Formula: C42H72O13 (784.4973)	0.97 (100%)	Macropus giganteus [UBERON:0001891] midbrain
MSI_000029295 Unreliable	784.532	784.532 ~ 784.532 MzDiff: `none`	Ginsenoside Rg3 (BioDeep_00000000280) Formula: C42H72O13 (784.4973)	1.36 (100%)	Macropus giganteus [UBERON:0002336] corpus callosum
MSI_000031899 Unavailable	784.532	784.532 ~ 784.532 MzDiff: `none`	Ginsenoside Rg3 (BioDeep_00000000280) Formula: C42H72O13 (784.4973)	-0.27 (100%)	Macropus giganteus [UBERON:0006093] precuneus cortex
MSI_000000748 Unavailable	784.5403	784.5403 ~ 784.5403 MzDiff: `none`	PE 38:4;O (BioDeep_00000633884) Formula: C43H78NO9P (783.5414)	-0.58 (100%)	Mus musculus [CL:0000066] epithelial cell
MSI_000028342 Unreliable	784.5409	784.5409 ~ 784.5409 MzDiff: `none`	PE(18:0/20:3(5Z,8Z,11Z)-O(14R,15S)) (BioDeep_00000186082) Formula: C43H78NO9P (783.5414)	1.33 (100%)	Macropus giganteus [UBERON:0001891] midbrain
MSI_000029535 Unreliable	784.5409	784.5409 ~ 784.5409 MzDiff: `none`	PE(18:0/20:3(5Z,8Z,11Z)-O(14R,15S)) (BioDeep_00000186082) Formula: C43H78NO9P (783.5414)	0.47 (100%)	Macropus giganteus [UBERON:0002336] corpus callosum
MSI_000031676 Unreliable	784.5409	784.5409 ~ 784.5409 MzDiff: `none`	PE(18:0/20:3(5Z,8Z,11Z)-O(14R,15S)) (BioDeep_00000186082) Formula: C43H78NO9P (783.5414)	0.04 (100%)	Macropus giganteus [UBERON:0006093] precuneus cortex
MSI_000057097 Unreliable	784.5477	784.5477 ~ 784.5477 MzDiff: `none`	PE(18:0/20:3(5Z,8Z,11Z)-O(14R,15S)) (BioDeep_00000186082) Formula: C43H78NO9P (783.5414)	1.39 (100%)	Homo sapiens [UBERON:0007779] transudate
MSI_000028796 Unreliable	784.5479	784.5479 ~ 784.5479 MzDiff: `none`	Not Annotated	0.34 (%)	Macropus giganteus [UBERON:0001891] midbrain
MSI_000029512 Unreliable	784.5479	784.5479 ~ 784.5479 MzDiff: `none`	Not Annotated	0.62 (%)	Macropus giganteus [UBERON:0002336] corpus callosum
MSI_000030768 Unreliable	784.5479	784.5479 ~ 784.5479 MzDiff: `none`	Not Annotated	1.04 (%)	Macropus giganteus [UBERON:0003027] cingulate cortex
MSI_000000765 Unavailable	784.5487	784.5487 ~ 784.5487 MzDiff: `none`	Not Annotated	-0.59 (%)	Mus musculus [CL:0000066] epithelial cell
MSI_000056864 Unreliable	784.55	784.55 ~ 784.55 MzDiff: `none`	PE(18:0/20:3(5Z,8Z,11Z)-O(14R,15S)) (BioDeep_00000186082) Formula: C43H78NO9P (783.5414)	1.9 (100%)	Homo sapiens [UBERON:0007779] transudate

Found 2 Sample Hits

Metabolite	Species	Sample
PE 38:4;O Formula: C43H78NO9P (783.5414) Adducts: [M+H]+ (Ppm: 10.7)	Mus musculus (Urinary bladder)	HR2MSI_mouse_urinary_bladder - S096 Resolution: 10μm, 260x134 Description Mass spectrometry imaging of phospholipids in mouse urinary bladder (imzML dataset) The spatial distribution of phospholipids in a tissue section of mouse urinary bladder was analyzed by MALDI MS imaging at 10 micrometer pixel size with high mass resolution (using an LTQ Orbitrap mass spectrometer). R, ö, mpp A, Guenther S, Schober Y, Schulz O, Takats Z, Kummer W, Spengler B, Histology by mass spectrometry: label-free tissue characterization obtained from high-accuracy bioanalytical imaging. Angew Chem Int Ed Engl, 49(22):3834-8(2010) Fig. S2: Single ion images of compounds shown in Fig. 1A-B : (upper left to lower right) m/z = 743.5482 (unknown), m/z = 741.5307 (SM (16:0), [M+K]+), m/z = 798.5410 (PC (34:1), [M+K]+), m/z = 616.1767 (heme b, M+), m/z = 772.5253 (PC (32:0), [M+K]+). Stability of determined mass values was in the range of +/- 1 ppm over 22 hours of measurement (Fig. S4), with a standard deviation of 0.56 ppm. Accuracy data were obtained during tissue scanning experiments by monitoring the mass signal at nominal mass 798. The internal lock mass function of the Orbitrap instrument was used for automatic calibration during imaging measurements, using the known matrix-related ion signals at m/z = 137.0233, m/z = 444.0925 and m/z = 716.1246.
PE(18:0/20:3(5Z,8Z,11Z)-O(14R,15S)) Formula: C43H78NO9P (783.5414) Adducts: [M+H]+ (Ppm: 9.9)	Macropus giganteus (Brain)	170321_kangaroobrain-dan3-pos_maxof50.0_med1 Resolution: 50μm, 81x50 Description Sample information Organism: Macropus giganteus (kangaroo) Organism part: Brain Condition: Wildtype Sample growth conditions: Wild

Metabolite

Species

Sample

PE 38:4;O

Formula: C43H78NO9P (783.5414)
Adducts: [M+H]+ (Ppm: 10.7)

Mus musculus (Urinary bladder)

HR2MSI_mouse_urinary_bladder - S096

Resolution: 10μm, 260x134

Description

Mass spectrometry imaging of phospholipids in mouse urinary bladder (imzML dataset)
The spatial distribution of phospholipids in a tissue section of mouse urinary bladder was analyzed by MALDI MS imaging at 10 micrometer pixel size with high mass resolution (using an LTQ Orbitrap mass spectrometer).

R, ö, mpp A, Guenther S, Schober Y, Schulz O, Takats Z, Kummer W, Spengler B, Histology by mass spectrometry: label-free tissue characterization obtained from high-accuracy bioanalytical imaging. Angew Chem Int Ed Engl, 49(22):3834-8(2010)

Fig. S2: Single ion images of compounds shown in Fig. 1A-B : (upper left to lower right) m/z = 743.5482 (unknown), m/z = 741.5307 (SM (16:0), [M+K]+), m/z = 798.5410 (PC (34:1), [M+K]+), m/z = 616.1767 (heme b, M+), m/z = 772.5253 (PC (32:0), [M+K]+).

Stability of determined mass values was in the range of +/- 1 ppm over 22 hours of measurement (Fig. S4), with a standard deviation of 0.56 ppm. Accuracy data were obtained during tissue scanning experiments by monitoring the mass signal at nominal mass 798. The internal lock mass function of the Orbitrap instrument was used for automatic calibration during imaging measurements, using the known matrix-related ion signals at m/z = 137.0233, m/z = 444.0925 and m/z = 716.1246.

PE(18:0/20:3(5Z,8Z,11Z)-O(14R,15S))

Formula: C43H78NO9P (783.5414)
Adducts: [M+H]+ (Ppm: 9.9)

Macropus giganteus (Brain)

170321_kangaroobrain-dan3-pos_maxof50.0_med1

Resolution: 50μm, 81x50

Description

Sample information Organism: Macropus giganteus (kangaroo) Organism part: Brain Condition: Wildtype Sample growth conditions: Wild