Shimadzu Corporation

Koichi Kojima

Koichi Tanaka

An analysis method incudes: preparing a sample containing microorganisms; placing the microorganisms under a first condition and then performing a first mass spectrometry on a substance produced by the microorganisms; and obtaining information on characteristics or classifications of the microorganisms contained in the sample on a basis of a difference between a first data obtained in the first mass spectrometry and a second data obtained when a second mass spectrometry is performed on a substance produced by the microorganisms after having been placed under a second condition as well as a reference data in which classifications or characteristics of the microorganisms are associated with the data obtained in the mass spectrometry of the microorganisms, in which the first condition and the second condition differ in a sugar concentration or an oxygen concentration in an environment in which the microorganisms are placed.

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Kyoto, Japan

Koichi Kojima