Antitumor composition
专利汇可以提供Antitumor composition专利检索，专利查询，专利分析的服务。并且PURPOSE: To obtain a composition useful as an anti-cancer drug, especially a remedy for leukemia, having excellent antitumor activity and low toxicity, comprising a specific polysaccharide compound prepared from root of Panax notogenseng.
CONSTITUTION: An antitumor composition which is obtained from root of Panax notogenseng and has the following characteristics. (a) White or light brown powder and slightly water-soluble. (b) Having 3,000-20,000 calculated as polyethylene glycol of molecular weight range and a main peak at 5,000 average molecular weight by gel filtration analysis through high performance liquid chromatography. (c) Having maximum absorption of infrared absorption of KBr tablet approximately at 3,423cm
-1 , 1,636cm
-1 etc., free from ultraviolet absorption in an aqueous solution. (d). Containing a polysaccharide comprising α-1,4 glucane, positive in phenol sulfuric acid reaction and negative in Elson- Morgan reaction in qualitative reaction of saccharide. The composition is orally or parenterally administered to human, a dose thereof is 0.01-5g per adult daily and administered once or dividedly 2-3 times.
COPYRIGHT: (C)1990,JPO&Japio，下面是Antitumor composition专利的具体信息内容。
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