M/Z: 337.274

Hit 2 annotations: 1-linoleoylglycerol (18:2)_[M+H-H2O]+; Finasteride_[M+H-2H2O]+

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 337.274

NovoCell ID	m/z	Mass Window	Metabolite	Ranking	Anatomy Context
MSI_000052781 Reliable	337.2732	337.273 ~ 337.2733 MzDiff: `1.1 ppm`	1-linoleoylglycerol (18:2) (BioDeep_00000018222) Formula: C21H38O4 (354.277)	6.67 (100%)	DESI [NOVOCELL:BACKGROUND] blank
MSI_000004141 Unreliable	337.2735	337.2735 ~ 337.2735 MzDiff: `none`	1-linoleoylglycerol (18:2) (BioDeep_00000018222) Formula: C21H38O4 (354.277)	0.98 (100%)	Homo sapiens [UBERON:0002107] liver

Found 32 Sample Hits

Metabolite	Species	Sample
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 0.6)	Homo sapiens (Liver)	20171107_FIT4_DHBpos_p70_s50 Resolution: 50μm, 70x70 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 0.3)	Rattus norvegicus (Epididymis)	epik_dhb_head_ito08_43 Resolution: 17μm, 298x106 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 0.3)	Rattus norvegicus (Epididymis)	epik_dhb_head_ito08_44 Resolution: 17μm, 299x111 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 0.6)	Rattus norvegicus (Epididymis)	epik_dhb_head_ito08_48 Resolution: 17μm, 294x107 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 0.3)	Rattus norvegicus (normal)	epik_dhb_head_ito01_05 Resolution: 17μm, 183x105 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 1.5)	Homo sapiens (esophagus)	LNTO22_1_3 Resolution: 75μm, 121x68 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 6.5)	Homo sapiens (esophagus)	LNTO22_1_4 Resolution: 17μm, 82x80 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 3)	Homo sapiens (esophagus)	LNTO29_16_2 Resolution: 17μm, 95x101 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 3.6)	Homo sapiens (esophagus)	TO42T Resolution: 17μm, 69x81 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 1.2)	Homo sapiens (esophagus)	LNTO22_1_9 Resolution: 75μm, 89x74 Description
Finasteride Formula: C23H36N2O2 (372.2777) Adducts: [M+H-2H2O]+ (Ppm: 13.9)	Homo sapiens (colorectal adenocarcinoma)	80TopL, 50TopR, 70BottomL, 60BottomR-profile Resolution: 17μm, 137x136 Description The human colorectal adenocarcinoma sample was excised during a surgical operation performed at the Imperial College Healthcare NHS Trust. The sample and procedures were carried out in accordance with ethical approval (14/EE/0024).
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 5.9)	Homo sapiens (colorectal adenocarcinoma)	80TopL, 50TopR, 70BottomL, 60BottomR-profile Resolution: 17μm, 137x136 Description The human colorectal adenocarcinoma sample was excised during a surgical operation performed at the Imperial College Healthcare NHS Trust. The sample and procedures were carried out in accordance with ethical approval (14/EE/0024).
Finasteride Formula: C23H36N2O2 (372.2777) Adducts: [M+H-2H2O]+ (Ppm: 11.8)	Homo sapiens (colorectal adenocarcinoma)	520TopL, 490TopR, 510BottomL, 500BottomR-profile Resolution: 17μm, 147x131 Description The human colorectal adenocarcinoma sample was excised during a surgical operation performed at the Imperial College Healthcare NHS Trust. The sample and procedures were carried out in accordance with ethical approval (14/EE/0024).
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 3.5)	Homo sapiens (colorectal adenocarcinoma)	520TopL, 490TopR, 510BottomL, 500BottomR-profile Resolution: 17μm, 147x131 Description The human colorectal adenocarcinoma sample was excised during a surgical operation performed at the Imperial College Healthcare NHS Trust. The sample and procedures were carried out in accordance with ethical approval (14/EE/0024).
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 0.9)	Homo sapiens (colorectal adenocarcinoma)	439TopL, 409TopR, 429BottomL, 419BottomR-profile Resolution: 17μm, 157x136 Description The human colorectal adenocarcinoma sample was excised during a surgical operation performed at the Imperial College Healthcare NHS Trust. The sample and procedures were carried out in accordance with ethical approval (14/EE/0024).
Finasteride Formula: C23H36N2O2 (372.2777) Adducts: [M+H-2H2O]+ (Ppm: 11.5)	Homo sapiens (NA)	160TopL,130TopR,150BottomL,140BottomR-profile Resolution: 17μm, 142x136 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 3.5)	Homo sapiens (NA)	160TopL,130TopR,150BottomL,140BottomR-profile Resolution: 17μm, 142x136 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 3.6)	Homo sapiens (esophagus)	LNTO29_16_3 Resolution: 17μm, 108x107 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 2.7)	Homo sapiens (esophagus)	LNTO26_7_3 Resolution: 75μm, 82x88 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 3)	Homo sapiens (esophagus)	LNTO30_8M_3 Resolution: 75μm, 69x54 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 2.7)	Homo sapiens (esophagus)	LNTO30_17_2 Resolution: 75μm, 82x54 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 1.2)	Homo sapiens (esophagus)	LNTO22_1_5 Resolution: 75μm, 135x94 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 2.1)	Homo sapiens (esophagus)	LNTO22_1_7 Resolution: 75μm, 69x54 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 2.4)	Homo sapiens (esophagus)	LNTO22_1_8 Resolution: 75μm, 69x61 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 1.8)	Homo sapiens (esophagus)	LNTO26_16_1 Resolution: 75μm, 95x88 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 3.9)	Homo sapiens (esophagus)	LNTO29_18_2 Resolution: 75μm, 62x68 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 2.4)	Homo sapiens (esophagus)	LNTO30_7_2 Resolution: 75μm, 82x68 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 4.2)	Homo sapiens (colorectal adenocarcinoma)	240TopL, 210TopR, 230BottomL, 220BottomR-centroid Resolution: 50μm, 142x141 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 3)	Homo sapiens (colorectal adenocarcinoma)	200TopL, 170TopR, 190BottomL, 180BottomR-centroid Resolution: 50μm, 132x126 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 4.5)	Homo sapiens (colorectal adenocarcinoma)	160TopL,130TopR,150BottomL,140BottomR-centroid Resolution: 50μm, 142x136 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 3.6)	Homo sapiens (colorectal adenocarcinoma)	120TopL, 90TopR, 110BottomL, 100BottomR-centroid Resolution: 50μm, 132x136 Description
1-linoleoylglycerol (18:2) Formula: C21H38O4 (354.277) Adducts: [M+H-H2O]+ (Ppm: 0.6)	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