M/Z: 541.0569

Hit 2 annotations: Ceftiofur_[M+NH4]+; 5-Fluorouridine 5'-triphosphate_[M+K]+

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 541.0569

NovoCell ID	m/z	Mass Window	Metabolite	Ranking	Anatomy Context
MSI_000050291 Unreliable	541.0532	541.0532 ~ 541.0532 MzDiff: `none`	Ceftiofur (BioDeep_00000018344) Formula: C19H17N5O7S3 (523.029)	0.02 (100%)	Mytilus edulis [UBERON:0009120] gill filament

Found 7 Sample Hits

Metabolite	Species	Sample
m/z_541.0548 Formula: - (n/a) Adducts: (Ppm: 0)	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).
Ceftiofur Formula: C19H17N5O7S3 (523.029) Adducts: [M+NH4]+ (Ppm: 16.9)	Mytilus edulis (mantle)	20190201_MS38_Crassostrea_Mantle_350-1500_DHB_pos_A28_10um_270x210 Resolution: 10μm, 270x210 Description
Ceftiofur Formula: C19H17N5O7S3 (523.029) Adducts: [M+NH4]+ (Ppm: 17.8)	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
Ceftiofur Formula: C19H17N5O7S3 (523.029) Adducts: [M+NH4]+ (Ppm: 17.6)	Mytilus edulis (mantle)	20190216_MS38_Mytilus_mantle_350-1500_DHB_pos_A26_10um_275x210 Resolution: 10μm, 275x210 Description
5-Fluorouridine 5'-triphosphate Formula: C9H14FN2O15P3 (501.9591) Adducts: [M+K]+ (Ppm: 0.8)	Homo sapiens (esophagus)	TO31T Resolution: 75μm, 56x54 Description
5-Fluorouridine 5'-triphosphate Formula: C9H14FN2O15P3 (501.9591) Adducts: [M+K]+ (Ppm: 0.1)	Homo sapiens (colorectal adenocarcinoma)	240TopL, 210TopR, 230BottomL, 220BottomR-centroid Resolution: 50μm, 142x141 Description
5-Fluorouridine 5'-triphosphate Formula: C9H14FN2O15P3 (501.9591) Adducts: [M+K]+ (Ppm: 0.6)	Homo sapiens (colorectal adenocarcinoma)	120TopL, 90TopR, 110BottomL, 100BottomR-centroid Resolution: 50μm, 132x136 Description