METHOD FOR PREPARING PLATYCODIN D DERIVATIVE BY BIOTRANSFORMATION USING CRUDE ENZYME EXTRACT FROM ASPERGILLUS NIGER AND ITS PHARMACEUTICAL COMPOSITION FOR PREVENTING OR TREATING HEPATITIS C

摘要

PURPOSE: it is a kind of prepare Platycodin D derivative and containing its pharmaceutical composition provide prevent and treat hepatitis C have low toxicity. ;CONSTITUTION: a kind of Platycodin D derivative for preparing includes: that step prepares campanulaceae gradiflorum gradiflorum from total saponins of platycodon grandiflorum extract; A kind of step Platycodin D of isolation and campanulaceae gradiflorum saponin; Aspergillus niger crude enzyme liquid body is used with step D bioconversion platycodins. ;The 2013 of copyright KIPO submissions