M/Z: 495.069

Hit 2 annotations: CDP-N-dimethylethanolamine_[M+Na]+; 6-{[2-(3,4-dihydroxyphenyl)-3,5,6-trihydroxy-4-oxo-4H-chromen-7-yl]oxy}-3,4,5-trihydroxyoxane-2-carboxylic acid_[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 2 Reference Ions Near m/z 495.069

NovoCell ID	m/z	Mass Window	Metabolite	Ranking	Anatomy Context
MSI_000055118 Unreliable	495.069	495.069 ~ 495.069 MzDiff: `none`	6-{[2-(3,4-dihydroxyphenyl)-3,5,6-trihydroxy-4-oxo-4H-chromen-7-yl]oxy}-3,4,5-trihydroxyoxane-2-carboxylic acid (BioDeep_00000022387) Formula: C21H18O14 (494.0697)	1.52 (100%)	MALDI - DHB [NOVOCELL:BACKGROUND] blank
MSI_000024665 Unreliable	495.0601	495.0601 ~ 495.0601 MzDiff: `none`	4-Chloro-N-[5-methyl-2-[7H-pyrrolo[2,3-d]pyrimidine-4-carbonyl]-3-pyridyl]-3-(trifluoromethyl)benzenesulfonamide (BioDeep_00000177088) Formula: C20H13ClF3N5O3S (495.038)	1.77 (100%)	Mus musculus [UBERON:0004269] upper arm connective tissue

Found 6 Sample Hits

Metabolite	Species	Sample
CDP-N-dimethylethanolamine Formula: C13H22N4O11P2 (472.076) Adducts: [M+Na]+ (Ppm: 5.4)	Homo sapiens (Liver)	20171107_FIT4_DHBpos_p70_s50 Resolution: 50μm, 70x70 Description
6-{[2-(3,4-dihydroxyphenyl)-3,5,6-trihydroxy-4-oxo-4H-chromen-7-yl]oxy}-3,4,5-trihydroxyoxane-2-carboxylic acid Formula: C21H18O14 (494.0697) Adducts: [M+H]+ (Ppm: 16.8)	Posidonia oceanica (root)	MS1_20180404_PO_1200 Resolution: 17μm, 193x208 Description
6-{[2-(3,4-dihydroxyphenyl)-3,5,6-trihydroxy-4-oxo-4H-chromen-7-yl]oxy}-3,4,5-trihydroxyoxane-2-carboxylic acid Formula: C21H18O14 (494.0697) Adducts: [M+H]+ (Ppm: 16)	Mytilus edulis (mantle)	20190201_MS38_Crassostrea_Mantle_350-1500_DHB_pos_A28_10um_270x210 Resolution: 10μm, 270x210 Description
6-{[2-(3,4-dihydroxyphenyl)-3,5,6-trihydroxy-4-oxo-4H-chromen-7-yl]oxy}-3,4,5-trihydroxyoxane-2-carboxylic acid Formula: C21H18O14 (494.0697) Adducts: [M+H]+ (Ppm: 17.2)	Mytilus edulis (gill)	20190202_MS38_Crassostrea_Gill_350-1500_DHB_pos_A25_11um_305x210 Resolution: 11μm, 305x210 Description single cell layer `class_4` is the gill structure cells, metabolite ion 534.2956 is the top representive ion of this type of cell
6-{[2-(3,4-dihydroxyphenyl)-3,5,6-trihydroxy-4-oxo-4H-chromen-7-yl]oxy}-3,4,5-trihydroxyoxane-2-carboxylic acid Formula: C21H18O14 (494.0697) Adducts: [M+H]+ (Ppm: 16.8)	Mytilus edulis (mantle)	20190216_MS38_Mytilus_mantle_350-1500_DHB_pos_A26_10um_275x210 Resolution: 10μm, 275x210 Description
CDP-N-dimethylethanolamine Formula: C13H22N4O11P2 (472.076) Adducts: [M+Na]+ (Ppm: 6.2)	Drosophila melanogaster (brain)	Drosophila18 Resolution: 5μm, 686x685 Description Sample information Organism: Drosophila melanogaster Organism part: Brain Condition: Healthy Sample preparation Sample stabilisation: Frozen Tissue modification: Frozen MALDI matrix: 2,5-dihydroxybenzoic acid (DHB) MALDI matrix application: TM sprayer Solvent: Aceton/water MS analysis Polarity: Positive Ionisation source: Prototype Analyzer: Orbitrap Pixel size: 5μm × 5μm Annotation settings m/z tolerance (ppm): 3 Analysis version: Original MSM Pixel count: 469910 Imzml file size: 696.23 MB Ibd file size: 814.11 MB