SE35:/MS1

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Sample Set Information

ID	SE35
Title	Hevea brasiliensis leaf metabolite analysis
Description	Investigation of Hevea brasiliensis leaf metabolites. 3 replicates data are examined for each sample.
Authors	Yukiko Nakamura, Takeshi Ara, Takashi Matsuura, Mitsuo Enomoto, Nozomu Sakurai, Hideyuki Suzuki, Daisuke Shibata, Kazusa DNA Research Institute
Reference	Direct Submittion
Comment	version 1

ID	MS1
Title	LC-FT-ICR-MS ESI positive method 1
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% (25.1 to 40.0 min), 90% (40.1 to 45.0 min), 95% (45.1 to 50.0 min), 3% (50.1 to 57.0 min), Column temp.: 40 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); 3: ITMS + c norm !corona !pi Dep MS/MS 2nd most intense ion from (1), Rejected mass=224.1900, 225.1930, 235.1700, 236.1830, 266.2300, 267.2330, 294.2600, 295.2630, 378.0400, 380.0300, 609.4000, 610.2900, 810.4200, 811.4100, 1123.6700, 1124.6830, 1125.6800.
Comment_of_details