Method for the extraction of glicentin or glicentin analogous substances

摘要

In the method for the extraction of glicentin or a glicentin analogous substance from the cells of a transformed microorganism having incorporated therein an expressible gene encoding glicentin or a glicentin analogous substance, the extraction is carried out using an aqueous solution of an inorganic acid and/or an organic acid. The glicentin is human glicentin or a human glicentin analogous substance.