METHOD TO OBTAIN A SUBSTANCE OF IMMUNOMODULATING ACTIVITY Russian patent published in 2002 - IPC

Abstract RU 2178709 C2

FIELD: medicine, pharmaceutics. SUBSTANCE: the suggested substance is isolated out of Scorzonera hispanica VSKK- VP N35. Cellular mass is extracted with an aqueous ethanol. Thickened extract is dissolved in chloroform: methanol: water system being 5: 6: 4. Substance-bearing fractions are isolated and dissolved in hexane: methanol system being 7: 4. The product obtained is purified by a liquid-liquid chromatography and crystallization out of ethanol. EFFECT: improved results in obtaining a substance of high immunomodulating action. 2 tbl

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RU 2 178 709 C2

Authors

Semenov A.A.

Tolstikhina V.V.

Brjanskij O.V.

Khobrakova V.B.

Dates

2002-01-27—Published

2000-02-22—Filed