ARCTIUM LAPPA EXTRACT HIGHLY CONTAINING ARCTIGENIN AND METHOD FOR PRODUCING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide an Arctium lappa extract highly containing arctigenin and a method for producing the same and to treat pancreatic cancer.SOLUTION: Arctium is enzymatically transformed to arctigenin with -glucosidase being an enzyme present in Arctium lappa, extracted with ethanol, concentrated and then freeze-dried or spray-dried to give an Arctium lappa extract containing arctigenin in a high concentration.