title: BIOLOGICALLY ACTIVE SUBSTANCES AND ANTIOXIDANT ACTIVITY OF SOME PLANTS OF THE ASTERACE-AE FAMILY, CULTIVATED IN CONDITIONS OF WESTERN SIBERIA
abstract: Studied the content the content of phenolic compounds (flavonols, flavans (catechins), tannins), polysaccharides (pectins, protopectins), tetraterpenes (carotenoids) and antioxidant activity of Cichorium intubus L., Taraxacum officinale Wigg., Arnica iljinii (Maguire) Iljin., Echinops sphaerocephalus L. cultivated in conditions of Western Siberia. A significant part of the biologically active substances are tannins (up 28.25%) and protopectins (up 11.11%). The content of flavonoids in the studie
journal: chemistry of plant raw material