SE2:/MS2

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Sample Set Information

ID SE2
Title Lotus japonicus flower metabolite analysis
Description Investigation of Lotus japonicus flower metabolites. 4 replicates data are examined.
Authors Takeshi Ara, Ryosuke Sasaki, Mitsuo Enomoto, Nozomu Sakurai, Hideyuki Suzuki, Daisuke Shibata, Kazusa DNA Research Institute
Reference Direct Submittion
Comment version 5


Link icon database.png Link icon pgdbj.png

The web resources and information related to the species used in this study are available at Plant Genome Database Japan (PGDBj).

http://pgdbj.jp/plantdb/plantinfo.html?ln=en&cmd=entry&ppid=t34305

Analytical Method Details Information

ID MS2
Title LC-FT-ICR-MS ESI positive method 2
Instrument Agilent1100 HPLC (Agilent), LTQ-FT (Thermo Fisher Scientific)
Instrument Type LC-FTICR-MS
Ionization ESI
Ion Mode Positive
Description Harvested sample is frozen by liquid N2 and resulting powder (100mg) are solved in 300uL 80% methanol solution. 20uL sample is injected into HPLC after 0.2um membrane filter treatment. HPLC conditions: Agilent 1100 series (Agilent), Column: TSKgel-100V (4.6 x 250 mm, 5 micrometer; TOSOH), Solvent: A; 0.1% formic acid aq. B; ACN (addition 0.1% formic acid fc.), Gradient: (B);3 to 30% (0.0 to 25.0 min), 30 to 90% (25.0 to 40.0 min), 90% (40.0 to 45.0 min), 95% (45.1 to 50.0 min), 3% (50.1 to 57.0 min), Column temp.: 30 degree C, Flow rate=0.5mL/min, PDA: 200-650 nm (2 nm step). FT-ICR-MS conditions: Filter 1: FTMS + c norm !corona !pi res=100000 o(200.0-1500.0); 2: ITMS + c norm !corona !pi Dep MS/MS Most intense ion from (1)., Rejected mass=256.2000;266.0000;284.2000;300.2000;328.2000;344.2000;372.2000;388.2000;416.3000;432.3000;460.0000.
Comment_of_details [MassBase Method ID] MTLC0317


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