SE8:/MS4

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Sample Set Information

ID	SE8
Title	Grifola frondosa metabolite analysis
Description	Investigation of Grifola frondosa metabolites. 4 replicates data are examined.
Authors	Takeshi Ara, Daisuke Nakajima, Mitsuo Enomoto, Nozomu Sakurai, Hideyuki Suzuki, Koei Okazaki, Daisuke Shibata, Kazusa DNA Research Institute
Reference	Direct Submittion
Comment	version 1

ID	MS4
Title	LC-FT-ICR-MS ESI positive method 4
Instrument	Agilent1100 HPLC (Agilent), LTQ-FT (Thermo Fisher Scientific)
Instrument Type	LC-FTICR-MS
Ionization	ESI
Ion Mode	Positive
Description	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-100Z (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), 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(100.0-1600.0); 2: ITMS + c norm !corona !pi Dep MS/MS Most intense ion from (1); 3: ITMS + c norm Dep MS/MS 2nd most intense ion from (1); 4: ITMS + c norm Dep MS/MS 3rd most intense ion from (1); 5: ITMS + c norm Dep MS/MS 4th most intense ion from (1); 6: ITMS + c norm Dep MS/MS 5th most intense ion from (1), Reject Mass List: 198.1900, 199.9900, 271.1900, 294.2600, 756.5600, 782.5700, 783.5800, 784.5800, 804.5600, 805.5600, 806.5700.
Comment_of_details