METHOD OF PREPARING CURATIVE-PROPHYLACTIC AGENT FROM JERUSALEM ARTICHOKE SHOWING BIOLOGICALLY ACTIVE EFFECT ON BODY Russian patent published in 1999 - IPC

FIELD: biotechnology, medicinal industry. SUBSTANCE: dried and milled Jerusalem artichoke plant tubers (residual moisture is below 20%) is subjected for extraction with an aqueous-salt and aqueous solutions at ratio raw : extractant = 1:(4-400) for from 5 min to 24 h at pH 4-7.5 and 5-80 C. Then extract is separated and purified. EFFECT: simplified technology of the end product preparing. 2 cl, 2 dwg, 4 ex