| 摘要 |
PROBLEM TO BE SOLVED: To provide methods for conveniently and rapidly obtaining, separating and distinguishing a lactic acid bacterium having PS-PG1 (polysaccharide-peptidoglycan complex 1) without requiring biochemical analysis of PS-PG1 in a bacterium, a separation operation of bacterial RNA or DNA or a genetic analysis operation.SOLUTION: There are disclosed methods for obtaining, separating and distinguishing a lactic acid bacterium having PS-PG1, wherein the methods feature that a culture material containing the lactic acid bacterium is centrifuged in the presence of casein and a non-precipitate fraction is collected. |
