| Metadata details for analysis AN003651 | |
|---|---|
| Study ID | ST002238 |
| Analysis ID | AN003651 |
| Study Title | LC-HRMS based plasma metabolomics analysis for biomarker discovery of neuroblastoma: 3-O-methyldopa is a new biomarker of poor prognosis of metastatic disease |
| Institute | Istituto Giannina Gaslini |
| Species | Homo sapiens |
| Ion_mode | POSITIVE |
| MS type | ESI |
| MS Instrument Name | Thermo Q Exactive Plus Orbitrap |
| MS Instrument Type | Orbitrap |
| Chromatography Instrument Name | Thermo Vanquish |
| Chromatography Type | Reversed phase |
| Chromatography Column | Waters Acquity BEH C18 (150 x 2mm,1.7um) |
| Solvent A | 100% water; 0.1% formic acid |
| Solvent B | 100% acetonitrile; 0.1% formic acid |
| Gradient | 99% of A for 0.1 min followed by a linear gradient to 100% of B over 15 min, then kept constant for 5 min, brought back to the initial conditions in 0.5 min, and maintained for 5 min. |
| Flow rate | 250 µl/min |
| Column Temperature | |
| Retention time units | Minutes |