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MB Sample ID: SA331081

Local Sample ID:SMFs-80
Subject ID:SU003163
Subject Type:Human
Subject Species:Homo sapiens
Taxonomy ID:9606
Gender:Female

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Combined analysis:

Analysis ID AN004999
Analysis type MS
Chromatography type None (Direct infusion)
Chromatography system NA
Column NA
MS Type MALDI
MS instrument type TOF
MS instrument name Bruker Autoflex speed TOF/TOF
Ion Mode POSITIVE
Units Peak intensity

MS:

MS ID:MS004739
Analysis ID:AN004999
Instrument Name:Bruker Autoflex speed TOF/TOF
Instrument Type:TOF
MS Type:MALDI
MS Comments:10 mg of organic matrices were dissolved in 1 mL of TA30 solution (acetonitrile:0.1% TFA solution, 3:7, v/v), and the particle powder was dispersed in DIW with 1.0 mg/mL. 1.5 μL of either standard metabolite solutions or serum samples (10-fold dilution) were spotted on a 384 polished steel plate and dried. The serum samples were prepared randomly to minimize subjective bias for the SMFs database construction. Subsequently, matrix solution was added and dried before detection. Mass-to-charge ratio (m/z) calibration was performed using alanine, proline, glutamic acid, glucose, lactose, maltotriose, and thyroxine. The pulse frequency and laser shots per analysis were set to 1000 Hz and 2000, respectively.
Ion Mode:POSITIVE
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