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Isolation and Characterization of the Cytoplasmic Membrane from the Terrestrial Cyanobacterium -Nost
Cytoplasmic membrane of Nostoc flagelliforme Born. et Flah. was isolated for the first time with a new method, the uniqu......
本文报道了用重量法测定大豆甾醇含量的方法,大豆甾醇含有三种带有3β─OH基团的甾醇,即菜油甾醇(M=400.67)、豆vl甾醇(M=412.67)、β─谷甾醇(M=414.69),标准样品中该三种......