C - Chemistry – Metallurgy – 12 – P
Patent
C - Chemistry, Metallurgy
12
P
195/140
C12P 1/00 (2006.01) C12P 21/00 (2006.01)
Patent
CA 1072034
ABSTRACT OF THE DISCLOSURE: The fungi belonging to the Coriolus genus are extracted by using a dilute alkaline solution with a concentration within a certain specified range and the low molecular weight substances with molecular weight of less than 5,000 in the obtained extract solution are removed from the extract solution to obtain a nitrogen-containing polysaccharide having an excellent anti-tumour activity.
275105
Fujii Takayoshi
Hirose Fumio
Ohmura Yoshio
Takahashi Eiichi
Ueno Saburo
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