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 487.0636
NovoCell ID m/z Mass Window Metabolite Ranking Anatomy Context
MSI_000017516 Unreliable 487.0589 487.0589 ~ 487.0589
MzDiff: none
3,4,5-trihydroxy-2-({7,13,14-trihydroxy-3,10-dioxo-2,9-dioxatetracyclo[6.6.2.0⁴,¹⁶.0¹¹,¹⁵]hexadeca-1(15),4(16),5,7,11,13-hexaen-6-yl}oxy)benzenecarboximidic acid (BioDeep_00002173010)
Formula: C21H11NO12 (469.0281)
2.16 (100%) Vitis vinifera
[PO:0009087] mesocarp

Found 5 Sample Hits
Metabolite Species Sample
Dicloxacillin

Formula: C19H17Cl2N3O5S (469.0266)
Adducts: [M+NH4]+ (Ppm: 8.8)
Homo sapiens (Liver)
20171107_FIT4_DHBpos_p70_s50
Resolution: 50μm, 70x70

Description

(4s,18s)-18-(2-methanesulfinylethyl)-4,7-dimethyl-6-oxa-13,20-dithia-3,10,17,22,23,24-hexaazatetracyclo[17.2.1.1⁵,⁸.1¹²,¹⁵]tetracosa-1(21),2,5(24),7,9,12(23),14,16,19(22)-nonaene-2,9,16-triol

Formula: C20H22N6O5S3 (522.0814)
Adducts: [M+H-2H2O]+ (Ppm: 8.1)
Vitis vinifera (Fruit)
grape_dhb_91_1
Resolution: 50μm, 120x114

Description

Grape berries fruit, condition: Ripe

3,4,5-trihydroxy-2-({7,13,14-trihydroxy-3,10-dioxo-2,9-dioxatetracyclo[6.6.2.0⁴,¹⁶.0¹¹,¹⁵]hexadeca-1(15),4(16),5,7,11,13-hexaen-6-yl}oxy)benzenecarboximidic acid

Formula: C21H11NO12 (469.0281)
Adducts: [M+NH4]+ (Ppm: 6.3)
Vitis vinifera (Fruit)
grape_dhb_164_1
Resolution: 17μm, 136x122

Description

Grape berries fruit, condition: Late

3,4,5-trihydroxy-2-({7,13,14-trihydroxy-3,10-dioxo-2,9-dioxatetracyclo[6.6.2.0⁴,¹⁶.0¹¹,¹⁵]hexadeca-1(15),4(16),5,7,11,13-hexaen-6-yl}oxy)benzenecarboximidic acid

Formula: C21H11NO12 (469.0281)
Adducts: [M+NH4]+ (Ppm: 5.9)
Vitis vinifera (Fruit)
grape_dhb_163_1
Resolution: 17μm, 132x115

Description

Grape berries fruit, condition: Late

Dicloxacillin

Formula: C19H17Cl2N3O5S (469.0266)
Adducts: [M+NH4]+ (Ppm: 9.2)
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