Plant extract active as an immunostimulating agent

摘要

A substance having immunostimulating, anti-viral and/or anti-bacterial activities, obtainable by extraction from mashed plant raw material of the Dioscoreaceae, Plantaginaceae or Solanaceae family with water, and which is a water-soluble acidic peptidoglycan having a molecular weight of 1200-40000 kD, and a glucose to uronic acid weight ratio of 1 to 2-4.