The pectic polysaccharide named bergenan BC was obtained using extraction of the green leaves of Siberian tea Bergenia crassifolia (L.) Fritsch. by an aqueous ammonium oxalate. The polysaccharide obtained was proved to comprise mainly d-galacturonic acid, galactose, rhamnose, arabinose and glucose
The influence of a dry extract from Bergenia crassifolia (Fritsch) on the specific immune response parameters was studied under extremal conditions of model immunodepressive states induced by immobilization stress or cyclophosphamide injections. The drug produced normalizing effect on the content of
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